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Flowtech 11170

Flowtech Long Tube Headers

387-11170

Free Shipping Ships directly from the manufacturer
Need it Sooner? This similar item ships today!
JEGS Painted Long Tube Headers for Pontiac 326-455
JEGS 555-30065
$149.94

$196.95
Flowtech Long Tube Headers $196.95
QTY
Long Tube Headers
  • Pontiac 350-455
  • 1964-1975 GTO, Le Mans, Grand Am
  • 1970-1979 Firebird
  • 1.625'' Tube
  • 3'' Collector
  • Painted Black
  • Flowtech 11170 Details

    GM Cars

  • Must Modify Stock Exhaust to Retain Catalytic Converter
  • Will Not Fit Ram Air Applications
  • Must Drill End Holes in Cylinder Head to Ensure Proper Gasket Seal

  • Specifications:

    Application
    Automotive
    Tube Direction
    Down Swept
    Gaskets Included
    Yes
    Header Finish
    Painted
    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
    Cylinder Head Port Shape
    D-port
    Manufacturer's Part Number:
    11170
    Shipping Weight:
    31
    Package Height:
    42.25
    Package Depth:
    21.5
    Package Width:
    10.25

    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 11170 fit your vehicle?

    Narrow Results

    1975 PONTIAC FIREBIRD

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • Aspiration: N
    • SubModel: FORMULA
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1974 PONTIAC FIREBIRD

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: FORMULA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 PONTIAC FIREBIRD

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: TRANS AM
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1974 PONTIAC LEMANS

    • CC: 7456
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • Aspiration: N
    • SubModel: SPORT
    • Engine Vin: Y
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1971 PONTIAC FIREBIRD

    • CC: 7456
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: TRANS AM
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1975 PONTIAC GRAND AM

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1972-1973 PONTIAC LEMANS

    • CC: 7457
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: SPORT
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1974 PONTIAC LEMANS

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • EngineType: ALL
    • SubModel: SAFARI LUXURY

    1973 PONTIAC GRAND AM

    • CC: 7456
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1974 PONTIAC GRAND AM

    • CC: 7457
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1969-1970 PONTIAC LEMANS

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: SAFARI
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971 PONTIAC LEMANS

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: T37
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1978-1979 PONTIAC FIREBIRD

    • Liter: 5.7
    • SubModel: FORMULA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975 PONTIAC LEMANS

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: SPORT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1974 PONTIAC FIREBIRD

    • CC: 7456
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • Aspiration: N
    • SubModel: TRANS AM
    • Engine Vin: Y
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1970 PONTIAC FIREBIRD

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: TRANS AM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1964-1966 PONTIAC GTO

    • CC: 6376
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 389
    • EngineType: V8 ( 6.4 L / 389 )

    1973-1974 PONTIAC LEMANS

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: SAFARI
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1968-1971 PONTIAC LEMANS

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1977 PONTIAC FIREBIRD

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 PONTIAC LEMANS

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: SAFARI
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970 PONTIAC FIREBIRD

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: TRANS AM
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975-1977 PONTIAC FIREBIRD

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: ESPRIT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976-1977 PONTIAC FIREBIRD

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: FORMULA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1971 PONTIAC LEMANS

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: SPORT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975 PONTIAC GRAND AM

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1974 PONTIAC GRAND AM

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1972-1974 PONTIAC FIREBIRD

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: TRANS AM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 PONTIAC LEMANS

    • CC: 5737
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1974 PONTIAC FIREBIRD

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1971 PONTIAC LEMANS

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: SPORT
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975 PONTIAC LEMANS

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 PONTIAC LEMANS

    • CC: 7457
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: SAFARI
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1968-1973 PONTIAC GTO

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1972 PONTIAC LEMANS

    • CC: 5737
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1978-1979 PONTIAC FIREBIRD

    • Liter: 5.7
    • SubModel: ESPRIT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 PONTIAC LEMANS

    • CC: 5737
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: SAFARI
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1973 PONTIAC FIREBIRD

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • Aspiration: N
    • SubModel: TRANS AM
    • Engine Vin: T
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1974 PONTIAC LEMANS

    • CC: 5737
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1974 PONTIAC LEMANS

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • EngineType: ALL
    • SubModel: LUXURY

    1970-1974 PONTIAC FIREBIRD

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: ESPRIT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1974 PONTIAC FIREBIRD

    • CC: 7456
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • Aspiration: N
    • SubModel: TRANS AM
    • Engine Vin: X
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1971 PONTIAC FIREBIRD

    • CC: 5733
    • Liter: 5.7
    • SubModel: TRANS AM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 PONTIAC LEMANS

    • CC: 7456
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1973 PONTIAC LEMANS

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: SPORT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1976 PONTIAC FIREBIRD

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • EngineType: ALL
    • SubModel: TRANS AM

    1973 PONTIAC GRAND AM

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 PONTIAC LEMANS

    • CC: 5737
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1978-1979 PONTIAC FIREBIRD

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

    1970 PONTIAC LEMANS

    • CC: 7456
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: SAFARI
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1977-1979 PONTIAC FIREBIRD

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: TRANS AM
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1974 PONTIAC LEMANS

    • CC: 5737
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1964-1967 PONTIAC LEMANS

    • CC: 5343
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.3
    • SubModel: BASE
    • CUI: 326
    • EngineType: V8 ( 5.3 L / 326 )

    1973-1974 PONTIAC LEMANS

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1970-1971 PONTIAC FIREBIRD

    • CC: 5733
    • Liter: 5.7
    • SubModel: FORMULA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1974 PONTIAC LEMANS

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: SPORT
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969-1970 PONTIAC LEMANS

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: SAFARI
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1970-1971 PONTIAC LEMANS

    • CC: 7456
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: SPORT
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1970-1971 PONTIAC GTO

    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • EngineType: ALL
    • SubModel: THE JUDGE

    1973 PONTIAC LEMANS

    • CC: 5733
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 PONTIAC LEMANS

    • CC: 5737
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 5.7
    • SubModel: SPORT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1973 PONTIAC LEMANS

    • CC: 7457
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1970-1973 PONTIAC GTO

    • CC: 7456
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1970-1971 PONTIAC LEMANS

    • CC: 7456
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1968-1972 PONTIAC LEMANS

    • CC: 6555
    • Fitment_Note: End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )
    11170 is rated 2.0 out of 5 by 1.
    Rated 2 out of 5 by from rust not sure if it will impact anything but these headers have heavy surface rust inside of them,, like they were stored in a damp place or something, other then that they seem durable,, im going to try to clean them out before install
    Date published: 2015-09-11
    • y_2018, m_10, d_20, h_3
    • bvseo_bulk, prod_bvrr, vn_bulk_2.0.8
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_1
    • loc_en_US, sid_10001_10001_124784, prod, sort_[SortEntry(order=RATING, direction=DESCENDING), SortEntry(order=SUBMISSION_TIME, direction=DESCENDING)]
    • clientName_jegs

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    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.