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Flowtech 11104 - FlowTech Headers



Flowtech 11104 - FlowTech Headers

JEGS Part Number: 387-11104

Long Tube Headers
  • Chevy 283-400
  • 1978-87 Chevelle/Monte Carlo, Olds Cutlass/442, Pontiac Grand Prix/Le Mans
  • 1.625'' Tube
  • 3'' Collector
  • Painted Black
  • $146.95
    Ships
    FREE Shipping

    Flowtech 11104 - FlowTech Headers Details

    GM Car

  • Painted Black

  • Must modify stock exhaust to retain catalytic converter
  • Applications with oxygen sensors use reducers 387-10110 for 3'' three bolt flange

  • Specifications:

    Tube Size
    1.625
    Collector Tube Size (in.)
    3
    Application
    Automotive
    Engine Make/Size
    Chevy Small Block (262-400)
    Tube Direction
    Down Swept
    Port Shape
    Round
    Coating/Finish
    Painted
    Material
    Mild Steel
    Collector Diameter (in.)
    3
    Gaskets Included
    Yes
    Bolts/Studs Included
    Yes
    Catalytic Converter(s) Included
    No
    Collector Attachment
    3-bolt flange
    Cross Over Pipe Included
    No
    Header Finish
    Painted
    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
    Flange Style
    Standard
    Manufacturer's Part Number:
    11104FLT

    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

    1978 PONTIAC GRAND LEMANS

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

    1979 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1982-1984 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1979-1980 PONTIAC GRAND LEMANS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SAFARI
    • EngineType: V8

    1981 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1980 OLDSMOBILE CUTLASS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BROUGHAM
    • EngineType: V8

    1980 OLDSMOBILE CUTLASS CRUISER

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BROUGHAM
    • EngineType: V8

    1979-1980 PONTIAC LEMANS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SAFARI
    • EngineType: V8

    1978-1979 OLDSMOBILE CUTLASS CALAIS

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

    1979 OLDSMOBILE CUTLASS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: VISTA CRUISER BROUGHAM
    • EngineType: V8

    1978-1979 OLDSMOBILE CUTLASS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: VISTA CRUISER
    • EngineType: V8

    1980 PONTIAC GRAND PRIX

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SJ
    • EngineType: V8

    1978 PONTIAC LEMANS

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

    1979 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: LANDAU
    • EngineType: V8

    1980 OLDSMOBILE CUTLASS SUPREME

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

    1980 PONTIAC GRAND PRIX

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: LJ
    • EngineType: V8

    1979 PONTIAC LEMANS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SAFARI
    • EngineType: V8

    1984 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • EngineType: ALL
    • SubModel: SS

    1980 OLDSMOBILE CUTLASS CRUISER

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

    1978 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: LANDAU
    • EngineType: V8

    1978 OLDSMOBILE CUTLASS SALON

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: 442
    • EngineType: ALL

    1978-1980 OLDSMOBILE CUTLASS SALON

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

    1980 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SPORT
    • EngineType: V8

    1979-1980 PONTIAC LEMANS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~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 MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: LANDAU
    • EngineType: V8

    1980 OLDSMOBILE CUTLASS CALAIS

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

    1979 PONTIAC GRAND LEMANS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.7
    • SubModel: SAFARI
    • EngineType: V8

    1978-1980 OLDSMOBILE CUTLASS SALON

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BROUGHAM
    • EngineType: V8

    1978 PONTIAC LEMANS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • EngineType: V8
    • SubModel: SAFARI

    1983 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: CL
    • EngineType: V8

    1985-1987 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • EngineType: V8
    • SubModel: BASE

    1980 PONTIAC GRAND PRIX

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

    1983 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: SS
    • EngineType: V8

    1978-1979 OLDSMOBILE CUTLASS SUPREME

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BROUGHAM
    • EngineType: V8

    1978 PONTIAC GRAND LEMANS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • EngineType: V8
    • SubModel: SAFARI

    1980 OLDSMOBILE CUTLASS

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: LS
    • EngineType: V8

    1980 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: LANDAU
    • EngineType: V8

    1978-1979 OLDSMOBILE CUTLASS SUPREME

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

    1986-1987 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • EngineType: V8
    • SubModel: LS

    1980 OLDSMOBILE CUTLASS SUPREME

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~Req. A/C Bracket PN[10042FLT]~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • Liter: 5.0
    • SubModel: BROUGHAM
    • EngineType: V8

    1980 OLDSMOBILE CUTLASS

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

    1979-1980 PONTIAC GRAND LEMANS

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

    1978 CHEVROLET MONTE CARLO

    • Fitment_Note: w/Oxy. Sensor- Use Reducer PN[10105FLT] For 2.5 in Flange~w/Oxy. Sensor - Use REducer PN[10110FLT] For 3 in. Flange
    • SubModel: SPORT
    • EngineType: V8
    11104 - FlowTech Headers is rated 3.0 out of 5 by 2.
    • 2016-07-30T08:45CST
    • bvseo_cps, prod_bvrr, vn_cps_3.3.0
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_2
    • loc_en_US, sid_10001_10001_188180, PRD, sort_relevancy
    • clientName_jegs
    Rated 5 out of 5 by from Outstanding fit I read several reviews in regards to what headers would fit on my fourth generation Monte Carlo I took a chance and they fit exactly the way everybody said they would they're awesome they sound good
    Date published: 2016-06-20
    Rated 1 out of 5 by from Disappointed They didn't fit at all they hit the frame on the drives side so bad a couldn't use them and on the passanger side they were right up against the transmission bell housing. I waisted $150 on headers that I couldn't use
    Date published: 2015-06-14
    • 2016-07-30T08:45CST
    • bvseo_cps, prod_bvrr, vn_cps_3.3.0
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_2
    • loc_en_US, sid_10001_10001_188180, PRD, sort_relevancy
    • clientName_jegs
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