1981 PONTIAC GRAND PRIX Exhaust Systems

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1-20 of 66 Results

1-20 of 66 Results
  1. Key Features:
    • Premium Header Gasket Set
    • For Stock Or Aftermarket Headers

    Fitment:

    1981 PONTIAC GRAND PRIX BASE, LJ / 5.0L V8 GAS

    C$82.98
  2. Key Features:
    • Aluminum Exhaust Gasket
    • Square Port Shape
    • Port Dimensions W-1.45 in. x H-1.48 in.

    Fitment:

    1981 PONTIAC GRAND PRIX 5.0L V8 GAS

    C$106.55
  3. Key Features:
    • Header Install Kit
    • Round Port Shape
    • Port Diameter 1.90 in.
    • Thickness .062 in.

    Fitment:

    1981 PONTIAC GRAND PRIX 5.0L V8 GAS

    C$114.60
  4. Key Features:
    • Header Install Kit
    • Oval Port Shape
    • Port Dimensions W-1.50 in. x H-1.82 in.

    Fitment:

    1981 PONTIAC GRAND PRIX 5.0L V8 GAS

    C$114.46
  5. Key Features:
    • Exhaust Header Gasket
    • Rear Seal
    • Round Port

    Fitment:

    1981 PONTIAC GRAND PRIX BASE, LJ / 5.0L V8 GAS

    C$133.99
  6. Key Features:
    • Header Gasket Set
    • Incl. 1 Pair Head Flange Gaskets/1 Pair Exhaust Collector Gaskets
    • OE Flanges/Afterburner Headers

    Fitment:

    1981 PONTIAC GRAND PRIX BASE, LJ / 5.0L V8 GAS

    C$71.60
  7. Fitment:

    1981 PONTIAC GRAND PRIX BASE, LJ / 5.0L V8 GAS

    C$481.76
    • Series: Standard
    • Material: Stainless
    • Carb Compliant: No
    • Converter Configuration: Universal
    • Main Piping Diameter: 2.5"
    • Inlet Diameter: 2.5"
    • Outlet Diameter: 2.5"
    • Body Length: 12"
    • Body Width: 5.5"
    • Overall Length: 16"
    • Body Material: Stainless
    • Catalytic Converter Format: Pre-Catalytic Converter And Main Catalytic Converter
    • Catalytic Converter Substrate Material: Ceramic
    • Catalytic Converter Body Material: Stainless
    • Air Tube Adapter: Pre-Installed
    • O2 Sensor Location: N/A

    Fitment:

    1981 PONTIAC GRAND PRIX BASE, Brougham, LJ / 3.8L V6 GAS, 4.3L V8 GAS, 5.0L V8 GAS / 2.50" / 2.50"

    C$171.00
  8. Key Features:
    • Exhaust Gasket
    • Port
    • 1.5x1.5 in.

    Fitment:

    1981 PONTIAC GRAND PRIX 5.0L V8 GAS

    C$74.51
    • Series: Standard
    • Material: Stainless
    • Carb Compliant: No
    • Converter Configuration: Direct-Fit
    • Main Piping Diameter: 2.25"
    • Inlet Diameter: 2.5"
    • Outlet Diameter: 2.5"
    • Body Length: 12"
    • Body Width: 5"
    • Overall Length: 22.25"
    • Body Material: Stainless
    • Catalytic Converter Format: Pre-Catalytic Converter And Main Catalytic Converter
    • Catalytic Converter Substrate Material: Ceramic
    • Catalytic Converter Body Material: Stainless
    • Exhaust Pipe Material: Stainless Steel
    • Air Tube Adapter: Pre-Installed
    • O2 Sensor Location: Pre And Post Converter
    • Exhaust Component Mount Type: Uses Factory Hangers

    Fitment:

    1981 PONTIAC GRAND PRIX BASE, Brougham, LJ / 3.8L V6 GAS, 4.3L V8 GAS / 2.50" / 2.50"

    C$235.25
  9. Key Features:
    • Header Bolt Set
    • 3/8-16 x 0.75 in.
    • Stainless Steel
    • 12 pc.

    Fitment:

    1981 PONTIAC GRAND PRIX 5.0L V8 GAS

    C$106.37
  10. Key Features:
    • Universal Block Hugger
    • Not Legal For Sale Or Use In California

    Fitment:

    1981 PONTIAC GRAND PRIX BASE, LJ / 5.0L V8 GAS

    C$148.99
  11. Key Features:
    • Ultra Seal Exhaust Gasket Set
    • Square Port Shape
    • Port Dimensions W-1.45 in. x H-1.55 in.
    • Medium Square Race Port

    Fitment:

    1981 PONTIAC GRAND PRIX 5.0L V8 GAS

    C$68.60
  12. Key Features:
    • Aluminum Exhaust Gasket
    • Round Port Shape
    • Port Diameter 1.63 in.

    Fitment:

    1981 PONTIAC GRAND PRIX 5.0L V8 GAS

    C$83.97
  13. Key Features:
    • Header Install Kit
    • Square Port Shape
    • Port Dimensions W-1.45 in. x H-1.48 in.
    • Incl. Header Exhaust/Collector Flange Gasket/Header And Collector Flange Bolts

    Fitment:

    1981 PONTIAC GRAND PRIX 5.0L V8 GAS

    C$114.46
  14. Key Features:
    • Exhaust Header Gasket
    • Rear Seal
    • Square Port

    Fitment:

    1981 PONTIAC GRAND PRIX BASE, LJ / 5.0L V8 GAS

    C$134.00
  15. Key Features:
    • Header Gasket Set
    • Incl. 1 Pair Head Flange Gaskets/1 Pair Exhaust Collector Gaskets
    • Full Length

    Fitment:

    1981 PONTIAC GRAND PRIX BASE, LJ / 5.0L V8 GAS

    C$55.68
  16. Key Features:
    • Exhaust Gasket Set
    • Square Port Shape
    • Port Dimensions W-1.45 in. x H-1.55 in.
    • Medium Square Race Port

    Fitment:

    1981 PONTIAC GRAND PRIX 5.0L V8 GAS

    C$62.90
    • Inlet Diameter: 2.5"
    • Outlet Diameter: 2.5"
    • Configuration: Direct Fit
    • CARB (California) Compliant: Yes
    • CARB EO#: D-193-150
    • Air Tube Adaptable: Yes
    • Body Shape: Oval
    • Body Length: 12"
    • Body Width: 7"
    • Body Height: 3.75"
    • Inlet Connection Type: Clamp-On
    • Outlet Connection Type: Bolt-On
    • Body Material: Stainless Steel
    • Quantity: Sold Individually

    Fitment:

    1981 PONTIAC GRAND PRIX BASE, Brougham, LJ / 3.8L V6 GAS, 4.3L V8 GAS / 2.50" / 2.50"

    C$1,242.00
  17. If you're looking for the perfect headers, there is no better brand than Hedman Hedders! With Hedman's headers you receive an excellent combination of high quality and superior endurance. Hedman Standard Duty Series headers are available with three types of finish: Black Maxx, HTC, and Uncoated. Best of all, these outstanding headers are manufactured in the USA and come with a lifetime warranty against manufacturing defects. Plus, the Black Maxx and HTC coatings are provided with a 5-year warranty.

    Fitment:

    1981 PONTIAC GRAND PRIX

    C$895.98
Results Per Page:

1-20 of 66 Results

1-20 of 66 Results