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Unpublished Item

Flowtech 31506 - FlowTech Headers



Flowtech 31506 - FlowTech Headers

JEGS Part Number: 387-31506

Long Tube Headers
  • Chevy 283-400
  • 1967-87 Chevy/GMC 1/2, 3/4 & 1-Ton 4WD
  • 1967-91 Blazer/Jimmy K5, Suburban 4WD
  • 1.625'' Tube
  • 2.5'' Collector
  • Ceramic Coated
  • $315.95

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    Flowtech 31506 - FlowTech Headers Details

    GM Truck/SUV

  • Ceramic Coated

  • Must modify stock exhaust to retain catalytic converters
  • Applications with oxygen sensors use reducers 387-10105 for 2-1/2'' three bolt flange
  • On 1983-84 4WD, it is necessary to remove the rubber stopper below the starter
  • Installation Requires A/C Bracket 387-10042
  • May require clutch linkage modifications
  • Header has a dimple on drivers side primary tube for spark plug boot clearance.

  • Specifications:

    Tube Size
    1.625
    Collector Tube Size (in.)
    2.5
    Application
    Automotive
    Engine Make/Size
    Chevy Small Block (262-400)
    Tube Direction
    Down Swept
    Coating/Finish
    Metallic Ceramic
    Port Shape
    Round
    Material
    Mild Steel
    Gaskets Included
    Yes
    Bolts/Studs Included
    Yes
    Catalytic Converter(s) Included
    No
    Collector Attachment
    3-bolt flange
    Cross Over Pipe Included
    No
    Header Finish
    Silver ceramic coated
    Header Material
    Steel
    Header Style
    Full-length
    Motor Mounts Included
    No
    Primary Tube Diameter (in.)
    1 5/8
    Primary Tube Gauge
    18-gauge
    Quantity
    Sold as a pair
    Reducers Included
    Yes
    Transmission Mount Included
    No
    Tuned
    No
    Weld-Up
    No
    Collector Diameter (in.)
    2.5
    Flange Style
    Standard
    Manufacturer's Part Number:
    31506FLT

    Performance Plus Fuel Economy at a Price You Can Afford!

    These headers are made of 16-gauge tubing that's welded to O-ring port exhaust flanges on one end and mandrel-formed collectors on the other. You get a premium performance-minded design with a budget-minded attitude!




    Features
  • 16-gauge (.049" thick) cold-rolled mild steel (except stainless steel were noted)
  • Precision engineered for performance, fuel economy, and fit
  • Mandrel-formed plenum increases flow for more power
  • Leakproof O-ring port seals quality tested by FlowTech
  • Finished with black paint or ceramic coating, polished available for some applications

  • Does this fit your vehicle?

    Filter

    1985-1986 CHEVROLET K20 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SILVERADO
    • EngineType: V8

    1982-1984 CHEVROLET BLAZER K5

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SILVERADO
    • EngineType: V8

    1980-1981 CHEVROLET K30 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: CHEYENNE
    • EngineType: V8

    1985 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1976 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1968-1969 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1982-1986 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SILVERADO
    • EngineType: V8

    1982-1986 GMC K2500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1985 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1976 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 6.6
    • SubModel: BASE
    • EngineType: V8

    1982 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1982-1983 CHEVROLET K20 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SILVERADO
    • EngineType: V8

    1968 GMC K25/K2500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.4
    • SubModel: BASE
    • EngineType: V8

    1973-1974 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1985 GMC K1500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1981 CHEVROLET K20 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1980-1982 GMC K3500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1982-1986 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SILVERADO
    • EngineType: V8

    1980 CHEVROLET K30 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 6.6
    • Aspiration: N
    • SubModel: CHEYENNE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8

    1981-1986 CHEVROLET K30 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: CUSTOM
    • EngineType: V8

    1982-1984 CHEVROLET BLAZER K5

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: CUSTOM
    • EngineType: V8

    1982-1984 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1982-1984 GMC K2500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1968-1971 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1968 GMC K15/K1500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1985-1986 GMC K1500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1977-1978 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: BASE
    • EngineType: V8

    1976 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1968 CHEVROLET K20 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.4
    • SubModel: BASE
    • EngineType: V8

    1980-1981 GMC K2500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1979-1980 GMC K1500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: BASE
    • EngineType: V8

    1981 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: SILVERADO
    • EngineType: V8

    1980-1981 GMC K2500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1968-1972 GMC K25/K2500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1982-1984 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1981 CHEVROLET K20 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: BASE
    • EngineType: V8

    1980 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1987 GMC V1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1982 CHEVROLET K20 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1981 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: CHEYENNE
    • EngineType: V8

    1979 CHEVROLET K20 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: BASE
    • EngineType: V8

    1980-1981 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1968-1969 CHEVROLET K20 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1973-1974 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1970 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 307
    • EngineType: V8

    1982-1986 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: CUSTOM
    • EngineType: V8

    1982 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1987 GMC V1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1979-1980 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1969-1972 CHEVROLET K10 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1982 GMC K1500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1982-1984 GMC K2500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1980-1981 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: STREET COUPE
    • EngineType: V8

    1985-1986 CHEVROLET K20 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: CUSTOM
    • EngineType: V8

    1986 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1976 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1980-1986 CHEVROLET K30 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SILVERADO
    • EngineType: V8

    1985 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1980 CHEVROLET K20 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 6.6
    • Aspiration: N
    • SubModel: SILVERADO
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8

    1973-1974 GMC K25/K2500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1980-1986 GMC K3500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1982-1984 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1976-1977 GMC K25 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1985-1986 CHEVROLET K10 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1990 CHEVROLET BLAZER

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SILVERADO
    • EngineType: V8

    1969-1972 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1978 GMC K25 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: BASE
    • EngineType: V8

    1973 CHEVROLET BLAZER

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1981 CHEVROLET BLAZER K5

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: DELUXE
    • EngineType: V8

    1967-1968 GMC K35/K3500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.3
    • SubModel: BASE
    • EngineType: V8

    1968 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.3
    • SubModel: BASE
    • EngineType: V8

    1982-1984 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1968-1972 CHEVROLET K20 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1975-1980 CHEVROLET K10 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: BASE
    • EngineType: V8

    1980-1981 CHEVROLET BLAZER K5

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: SILVERADO
    • EngineType: V8

    1985-1986 CHEVROLET K20 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: CUSTOM
    • EngineType: V8

    1985-1987 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1985 CHEVROLET K10 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1980 CHEVROLET K20 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 6.6
    • Aspiration: N
    • SubModel: CHEYENNE
    • Engine Vin: X
    • CUI: 400
    • EngineType: V8

    1982-1986 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1980 CHEVROLET K20 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: CHEYENNE
    • EngineType: V8

    1982 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • EngineType: V8

    1985-1991 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1976-1978 CHEVROLET K20 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1968 CHEVROLET K10 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.3
    • SubModel: BASE
    • EngineType: V8

    1981 CHEVROLET K10 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1980 GMC K1500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1968 CHEVROLET K20 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.4
    • SubModel: BASE
    • EngineType: V8

    1991 CHEVROLET BLAZER

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1973 GMC K35/K3500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1985 GMC K1500 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1982-1984 GMC JIMMY

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • EngineType: V8

    1980-1986 GMC K3500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1982 CHEVROLET K10 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1982-1986 GMC K2500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • EngineType: V8

    1990 CHEVROLET BLAZER

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Must Remove The Rubber Stopper Below The Starter On 4WD Only~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1982-1986 GMC K1500 PICKUP

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1985-1986 CHEVROLET K20 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SCOTTSDALE
    • EngineType: V8

    1982-1984 CHEVROLET K20 SUBURBAN

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: CUSTOM
    • EngineType: V8

    1982 CHEVROLET BLAZER K5

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~Must Remove The Rubber Stopper Below The Starter~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8