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![Long Tube Header for 1970-1979 Pontiac Firebird 455 V8 [Silver Ceramic Coated]](https://www.jegs.com/images/mini_750/700/776/776-d581.jpg)
Vehicle Info NeededDOUG'S HEADERSPART NUMBER: 776-D581
Long Tube Header for 1970-1979 Pontiac Firebird 455 V8 [Silver Ceramic Coated]
$1,05849$1176.10You Save$117.61
Ships on Sep 03, 2026
Lowest Price GuaranteePontiac - 1-7/8'' Tube Diameter
Long Tube Header1970-1979 Pontiac Firebird 455 V8 400-455 Pontiac V8 1.875 in. Primary Tubes with 3.5 in. Collector 16-gauge Steel Construction Gaskets Included Silver Ceramic Coated Finish
Built for F-body owners looking to unlock more horsepower and torque, this long tube header routes exhaust away from each cylinder more efficiently than a stock manifold.
Key Features:
- 1970-1979 Pontiac Firebird 455 V8
- 400-455 Pontiac V8
- 1.875 in. Primary Tubes with 3.5 in. Collector
- 16-gauge Steel Construction
- Gaskets Included
- Silver Ceramic Coated Finish
Part TypeHeader
BrandDOUG'S HEADERS
Package Height12.0
Package Width20.0
Package Length39.0
Weight40.4 PG
Part CategoryPerformance Parts
PositionN/A
Header FinishSilver ceramic coated
Cylinder Head Port ShapeRound
Header MaterialSteel
Gaskets IncludedYes
Steering SystemPower
Brake SystemPower
Collector Diameter3.5 in.
Part FitmentSemi Universal
Primary Tube Outside Diameter1.875 in.
Primary Tube Gauge16-gauge
Header StyleFull-length
Vendor Part NumberD581
Package Qty1
Package TypeEA
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