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Flowtech Long Tube Headers

Flowtech 31100

387-31100

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Flowtech Long Tube Headers $334.95
Long Tube Headers
  • Chevy 283-400
  • 1964-1977 Chevelle
  • 1965-1989 Full-Size Car
  • 1967-1981 Camaro
  • 1969-1979 Nova
  • 1970-1977 Monte Carlo
  • 1.625'' Tube
  • 3'' Collector
  • Ceramic Coated

  • Flowtech 31100 Details

    GM Cars

  • Installation Requires A/C Bracket 387-10042
  • Models Equipped w/Short Compressor - Use Original Bracket
  • Must Modify Stock Exhaust To Retain Catalytic Converter
  • Pre-1970 Models w/Exhaust Manifold Mounted Alt./Gen. Use Bracket 387-10031
  • Will Not Fit Angle Plug Heads
  • Applications with oxygen sensors use reducers 387-10110 for 3'' three bolt flange
  • The #1 tube (front drivers) has a small dent for spark plug and spark plug wire clearance.

  • Specifications:

    Application
    Automotive
    Tube Direction
    Down Swept
    Gaskets Included
    Yes
    Header Finish
    Silver ceramic coated
    Header Material
    Steel
    Header Style
    Full-length
    Motor Mounts Included
    No
    Tuned
    No
    Bolts/Studs Included
    Yes
    Catalytic Converter(s) Included
    No
    Cross Over Pipe Included
    No
    Reducers Included
    Yes
    Transmission Mount Included
    No
    Weld-Up
    No
    Primary Tube Diameter (in.)
    1 5/8
    Quantity
    Sold as a pair
    Primary Tube Gauge
    18-gauge
    Flange Style
    Standard
    Collector Attachment
    3-bolt flange
    Collector Diameter (in.)
    3
    Manufacturer's Part Number:
    31100FLT
    Shipping Weight:
    29.2
    Package Height:
    9.6
    Package Depth:
    36.8
    Package Width:
    18.4

    FlowTech Headers are the perfect combination of quality, performance and value. All Flowtech Headers are sold in pairs and are available in mild steel, 304 or 409 stainless steel with either a natural, painted, ceramic coated or polished finish.

    Does Flowtech 31100 fit your vehicle?

    Narrow Results

    1968 CHEVROLET BISCAYNE

    • CC: 5031
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1971 CHEVROLET BISCAYNE

    • CC: 5736
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968 CHEVROLET CHEVY II

    • CC: 5358
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.3
    • SubModel: NOVA
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1972 CHEVROLET BISCAYNE

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1984 CHEVROLET IMPALA

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1972 CHEVROLET BISCAYNE

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979 CHEVROLET CAMARO

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BERLINETTA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1977 CHEVROLET IMPALA

    • CC: 5031
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1972 CHEVROLET KINGSWOOD

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: ESTATE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972 CHEVROLET BISCAYNE

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980-1981 CHEVROLET CAMARO

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BERLINETTA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1979 CHEVROLET IMPALA

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: SPORT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1981-1983 CHEVROLET IMPALA

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1972 CHEVROLET KINGSWOOD

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: ESTATE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970 CHEVROLET BROOKWOOD

    • CC: 5736
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979-1981 CHEVROLET CAMARO

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BERLINETTA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 CHEVROLET CAPRICE

    • CC: 5737
    • Liter: 5.7
    • SubModel: ESTATE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 CHEVROLET IMPALA

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: SPORT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1985 CHEVROLET IMPALA

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1972 CHEVROLET CAMARO

    • CC: 5737
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: Z28
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970 CHEVROLET KINGSWOOD

    • CC: 6556
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 6.6
    • SubModel: ESTATE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1971 CHEVROLET BROOKWOOD

    • CC: 5736
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976 CHEVROLET CAMARO

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: LT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 CHEVROLET CAPRICE

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: ESTATE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969 CHEVROLET CAPRICE

    • CC: 5736
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 CHEVROLET CAMARO

    • CC: 5737
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: RS
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969 CHEVROLET KINGSWOOD

    • CC: 5736
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: ESTATE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1976 CHEVROLET IMPALA

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 6.6
    • SubModel: SPORT
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1968 CHEVROLET IMPALA

    • CC: 5031
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1966-1967 CHEVROLET CAPRICE

    • CC: 4638
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1973 CHEVROLET LAGUNA

    • CC: 5737
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972 CHEVROLET BROOKWOOD

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975 CHEVROLET CAMARO

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: LT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 CHEVROLET MALIBU

    • CC: 6556
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1973 CHEVROLET CAPRICE

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: ESTATE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971 CHEVROLET CAPRICE

    • CC: 6556
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1973 CHEVROLET CAMARO

    • CC: 5737
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: RS
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970 CHEVROLET KINGSWOOD

    • CC: 5736
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: ESTATE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 CHEVROLET MALIBU

    • CC: 5737
    • Liter: 5.7
    • SubModel: ESTATE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1966-1967 CHEVROLET IMPALA

    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 4.6
    • SubModel: SS
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1975 CHEVROLET LAGUNA

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: S3
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 CHEVROLET IMPALA

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1971 CHEVROLET CHEVELLE

    • CC: 5736
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: CONCOURS
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1986-1988 CHEVROLET CAPRICE

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1973 CHEVROLET LAGUNA

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972 CHEVROLET BROOKWOOD

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1979 CHEVROLET NOVA

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: RALLY
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 CHEVROLET CAMARO

    • CC: 5736
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: LT
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977 CHEVROLET MALIBU

    • CC: 5031
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: CLASSIC
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1973 CHEVROLET CAPRICE

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: ESTATE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972 CHEVROLET CAPRICE

    • CC: 6588
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 6.6
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 402
    • EngineType: V8 ( 6.6 L / 402 )

    1973 CHEVROLET CAMARO

    • CC: 5737
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: RS
    • Engine Vin: T
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971-1972 CHEVROLET KINGSWOOD

    • CC: 6556
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 6.6
    • SubModel: ESTATE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1973 CHEVROLET MALIBU

    • CC: 5737
    • Liter: 5.7
    • SubModel: ESTATE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976 CHEVROLET IMPALA

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: SPORT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1965-1967 CHEVROLET IMPALA

    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.4
    • SubModel: SS
    • CUI: 327
    • EngineType: V8 ( 5.4 L / 327 )

    1975 CHEVROLET LAGUNA

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 6.6
    • SubModel: S3
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1984 CHEVROLET IMPALA

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969 CHEVROLET CHEVELLE

    • CC: 5736
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: CONCOURS ESTATE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972 CHEVROLET CHEVELLE

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: CONCOURS
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970 CHEVROLET CAPRICE

    • CC: 5736
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 CHEVROLET LAGUNA

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972 CHEVROLET BROOKWOOD

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976 CHEVROLET NOVA

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • SubModel: SS
    • EngineType: ALL

    1975 CHEVROLET BEL AIR

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1978 CHEVROLET CAPRICE

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: CLASSIC LANDAU
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1976 CHEVROLET CAMARO

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • SubModel: LT RALLY SPORT
    • EngineType: ALL

    1976 CHEVROLET MALIBU

    • CC: 5031
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: CLASSIC
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1968 CHEVROLET CHEVELLE

    • CC: 5031
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: 300
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1979 CHEVROLET CAPRICE

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: CLASSIC
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1973 CHEVROLET MALIBU

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1985 CHEVROLET CAPRICE

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1981 CHEVROLET CAMARO

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: SPORT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1971 CHEVROLET IMPALA

    • CC: 5736
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976 CHEVROLET LAGUNA

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • SubModel: ALL
    • EngineType: ALL

    1980 CHEVROLET CAPRICE

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: CLASSIC LANDAU
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 CHEVROLET MALIBU

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: ESTATE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976 CHEVROLET MALIBU

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 CHEVROLET IMPALA

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: SPORT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969 CHEVROLET KINGSWOOD

    • CC: 5736
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975 CHEVROLET MALIBU

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1965-1967 CHEVROLET MALIBU

    • CC: 4638
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1981-1983 CHEVROLET IMPALA

    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 CHEVROLET NOVA

    • CC: 5737
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1973 CHEVROLET NOVA

    • CC: 5031
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1975-1976 CHEVROLET IMPALA

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1978-1979 CHEVROLET NOVA

    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: CUSTOM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1971 CHEVROLET CHEVELLE

    • CC: 5736
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: CONCOURS ESTATE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1973 CHEVROLET MONTE CARLO

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972 CHEVROLET CHEVELLE

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: CONCOURS
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971 CHEVROLET CAPRICE

    • CC: 5736
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 CHEVROLET LAGUNA

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 CHEVROLET CAMARO

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1969 CHEVROLET TOWNSMAN

    • CC: 5736
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969 CHEVROLET BEL AIR

    • CC: 5736
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980-1981 CHEVROLET CAPRICE

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: CLASSIC LANDAU
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1980 CHEVROLET CAMARO

    • CC: 5031
    • Fitment_Note: Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use Reducer PN[10110FLT] For 3 in. Flange~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: RALLY SPORT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1974 CHEVROLET MALIBU

    • CC: 5737
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.7
    • Aspiration: N
    • SubModel: CLASSIC
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1967 CHEVROLET CHEVELLE

    • CC: 5358
    • Fitment_Note: w/Exhaust Manifold Mounted Alternator; Use Bracket PN[10031FLT]~Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.3
    • SubModel: 300
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1976 CHEVROLET NOVA

    • CC: 5031
    • Fitment_Note: Must Modify Stock Exhaust To Retain Cat. Converter
    • Liter: 5.0
    • SubModel: CONCOURS
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )
    31100 is rated 4.3 out of 5 by 3.
    Rated 5 out of 5 by from nice !! GOOD FIT GOOD PRICE NICE LOOKING NICE PRODUCT WILL DEFF BUY FROM AGAIN
    Date published: 2017-04-27
    Rated 5 out of 5 by from headers great look and fit just right very pleased with product and the price
    Date published: 2015-11-14
    Rated 3 out of 5 by from Arrived dented. Headers are fine but they arrived with a dent which, unfortunately, I didn't notice until I was installing them and couldn't turn back.
    Date published: 2017-01-29
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    Will this fit a 1970 chevelle with column shift on TH 350

    Asked by: Orrr
    These header should fit your application.
    Answered by: Rusty B
    Date published: 2018-05-18

    Will these fit Chevy bow tie angle plug heads

    Asked by: Hiperchevy
    No, this will not fit angle plug heads.
    Answered by: Rusty B
    Date published: 2018-03-21

    Can this same profile header be bought in chrome?

    Asked by: Ron 57
    Flowtech does not make a chrome finish header like this.
    Answered by: Dean R
    Date published: 2017-12-11
    • y_2018, m_8, d_14, h_24CST
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