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1987 GMC R2500 Hooker

Hooker 2840-1HKR - Super Competition Header - Metallic Ceramic Coating - Tube Size 1.75 in. OD x 28 in. - Coll. Size 3 in. OD. - Coll. Length 10 in.
- Quantity: Sold as a pair.
- Collector Attachment: 3-bolt flange
- Collector Diameter: 3.000 in.
- Bolts/Studs Included: Yes
- Gaskets Included: Yes
- Header Style: Full-length
- Header Material: Steel
- Header Finish: Silver ceramic coated
- Weld-Up: No
- Primary Tube Diameter (in): 1 3/4 in.
- Cylinder Head Port Shape: Oval
- Tuned: Yes
- Primary Tube Gauge: 18-gauge
- Flange Style: Standard
- Flange Thickness (in): 5/16 in.
- Reducers Included: No
- Y-Pipe Included: No
- Motor Mounts Included: No
- Transmission Mount Included: No
- Primary Tube Length (in): 28 in.
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 5.0L V8 GAS, 5.7L V8 GAS

$1,150.95

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Hooker 2840HKR - Super Competition Header - Black Finish - Tube Size 1.75 in. OD x 28 in. - Coll. Size 3 in. OD. - Coll. Length 10 in.
- Quantity: Sold as a pair.
- Collector Attachment: 3-bolt flange
- Collector Diameter: 3.000 in.
- Bolts/Studs Included: Yes
- Gaskets Included: Yes
- Header Style: Full-length
- Header Material: Steel
- Header Finish: Painted
- Weld-Up: No
- Primary Tube Diameter (in): 1 3/4 in.
- Cylinder Head Port Shape: Oval
- Tuned: Yes
- Primary Tube Gauge: 18-gauge
- Flange Style: Standard
- Flange Thickness (in): 5/16 in.
- Reducers Included: No
- Y-Pipe Included: No
- Motor Mounts Included: No
- Transmission Mount Included: No
- Primary Tube Length (in): 28 in.
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 5.0L V8 GAS, 5.7L V8 GAS

$770.95

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Hooker 10808HKR - Super Competition Header Gasket
- Port Style: Stock
- Gasket Material: Graphite coated aluminum core laminate
- Thickness (in): 0.060 in.
- Quantity: Sold as a pair.
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 5.0L V8 GAS, 5.7L V8 GAS

$33.40

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Hooker 70501417-RHKR - Blackheart Header-Back Exhaust System Kit - (3 in. 304 Stainless Steel) - (Dual Rear Exit) - (Only for Racing Vehicles)
- Dual Competition Header Back Exhaust System Kit
- 3 in. Header Back Kit
- Incl. Crossover Pipe
- Band Clamps And Mufflers
- Duel Rear Exit
- Legal in California Only for Racing Vehicles
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 5.0L V8 GAS, 5.7L V8 GAS, 7.4L V8 GAS / Regular Cab w/96.0 in./8 ft. Bed

$987.95

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Hooker 2452-2HKR - Competition Header - Stainless Steel - Long Tube - Tube Size 1.625 in. x 27 in. - Collector Size 2.5 in./Length 8 in.
- Quantity: Sold as a pair.
- Collector Attachment: 3-bolt flange
- Collector Diameter: 2.500 in.
- Bolts/Studs Included: Yes
- Gaskets Included: Yes
- Header Style: Full-length
- Header Material: Stainless steel
- Header Finish: Vibratory Polished
- Weld-Up: No
- Primary Tube Diameter (in): 1 5/8 in.
- Cylinder Head Port Shape: Oval
- Tuned: No
- Primary Tube Gauge: 16-gauge
- Flange Style: Standard
- Flange Thickness (in): 5/16 in.
- Reducers Included: No
- Y-Pipe Included: No
- Motor Mounts Included: No
- Transmission Mount Included: No
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 5.0L V8 GAS, 5.7L V8 GAS

$880.95

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Hooker 2841HKR - Super Competition Header - Black Finish - Tube Size 2 in. OD x 35 in. - Collector Size 3.5 in. OD - Collector Length 10 in.
- Quantity: Sold as a pair.
- Collector Attachment: 3-bolt flange
- Collector Diameter: 3.500 in.
- Bolts/Studs Included: Yes
- Gaskets Included: Yes
- Header Style: Full-length
- Header Material: Steel
- Header Finish: Painted
- Weld-Up: No
- Primary Tube Diameter (in): 2 in.
- Cylinder Head Port Shape: Round
- Tuned: No
- Primary Tube Gauge: 18-gauge
- Flange Style: Standard
- Flange Thickness (in): 5/16 in.
- Reducers Included: No
- Y-Pipe Included: No
- Motor Mounts Included: No
- Transmission Mount Included: No
- Primary Tube Length (in): 35 in.
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 7.4L V8 GAS

$834.95

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Hooker 16622HKR - Dual Competition Manifold Back Exhaust System Kit - 2.25in. Tubing
- Quantity: Sold as a kit.
- Notes: Must use 2 1/4 in. offset inlet/center outlet muffler.
- Hardware Included: Yes
- System Material: Steel
- Exit Quantity: Two
- Exit Location: Split side
- System Finish: Aluminized
- System Style: Manifold-back
- Muffler Included: No
- Exhaust Type: Dual
- Inlet Quantity: Two
- Intermediate Pipe Diameter (in): 2.250 in.
- Tailpipe Diameter (in): 2.250 in.
- Tip Included: No
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 5.0L V8 GAS / Crew Cab w/96.0 in./8 ft. Bed, Regular Cab w/96.0 in./8 ft. Bed

$342.95

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Hooker 10809HKR - Super Competition Header Gasket
- Port Style: Stock
- Gasket Material: Graphite coated aluminum core laminate
- Thickness (in): 0.060 in.
- Quantity: Sold as a pair.
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 7.4L V8 GAS

$33.40

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Hooker 2452-1HKR - Competition Header - Metallic Ceramic Coating - Long Tube - Tube Size 1.625 in. x 27 in. - Collector Size 2.5 in./Length 8 in.
- Quantity: Sold as a pair.
- Collector Attachment: 3-bolt flange
- Collector Diameter: 2.500 in.
- Bolts/Studs Included: Yes
- Gaskets Included: Yes
- Header Style: Full-length
- Header Material: Steel
- Header Finish: Silver ceramic coated
- Weld-Up: No
- Primary Tube Diameter (in): 1 5/8 in.
- Cylinder Head Port Shape: Oval
- Tuned: No
- Primary Tube Gauge: 16-gauge
- Flange Style: Standard
- Flange Thickness (in): 5/16 in.
- Reducers Included: No
- Y-Pipe Included: No
- Motor Mounts Included: No
- Transmission Mount Included: No
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 5.0L V8 GAS, 5.7L V8 GAS

$619.95

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Hooker 2452HKR - Competition Header - Black Finish - Long Tube - Tube Size 1.625 in. x 27 in. - Collector Size 2.5 in./Length 8 in.
- Quantity: Sold as a pair.
- Collector Attachment: 3-bolt flange
- Collector Diameter: 2.500 in.
- Bolts/Studs Included: Yes
- Gaskets Included: Yes
- Header Style: Full-length
- Header Material: Steel
- Header Finish: Painted
- Weld-Up: No
- Primary Tube Diameter (in): 1 5/8 in.
- Cylinder Head Port Shape: Oval
- Tuned: No
- Primary Tube Gauge: 16-gauge
- Flange Style: Standard
- Flange Thickness (in): 5/16 in.
- Reducers Included: No
- Y-Pipe Included: No
- Motor Mounts Included: No
- Transmission Mount Included: No
- Primary Tube Length (in): 27 in.
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 5.0L V8 GAS, 5.7L V8 GAS

$334.95

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Hooker 2841-1HKR - Super Competition Header - Metallic Ceramic Coating - Tube Size 2 in. OD x 35 in. - Collector Size 3.5 in. OD - Collector Length 10 in.
- Quantity: Sold as a pair.
- Collector Attachment: 3-bolt flange
- Collector Diameter: 3.500 in.
- Bolts/Studs Included: Yes
- Gaskets Included: Yes
- Header Style: Full-length
- Header Material: Steel
- Header Finish: Silver ceramic coated
- Weld-Up: No
- Primary Tube Diameter (in): 2 in.
- Cylinder Head Port Shape: Round
- Tuned: No
- Primary Tube Gauge: 18-gauge
- Flange Style: Standard
- Flange Thickness (in): 5/16 in.
- Reducers Included: No
- Y-Pipe Included: No
- Motor Mounts Included: No
- Transmission Mount Included: No
- Primary Tube Length (in): 35 in.
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 7.4L V8 GAS

$1,230.95

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Hooker 16523HKR - Dual Competition Header Back Exhaust System Kit - 2.25 in. Tubing
- Quantity: Sold as a kit.
- Notes: Must use 2 1/4 in. offset inlet/center outlet muffler. Designed for use with Hooker Competition headers.
- Hardware Included: Yes
- System Material: Steel
- Exit Quantity: Two
- Exit Location: Split side
- System Finish: Aluminized
- System Style: Header-back
- Muffler Included: No
- Exhaust Type: Dual
- Inlet Quantity: Two
- Intermediate Pipe Diameter (in): 2.250 in.
- Tailpipe Diameter (in): 2.250 in.
- Tip Included: No
Fitment:

1987 GMC R2500 BASE, High Sierra, Sierra Classic / 5.0L V8 GAS / Crew Cab w/96.0 in./8 ft. Bed, Regular Cab w/96.0 in./8 ft. Bed

$296.95

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1987 GMC R2500 Hooker

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