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![Long Tube Header for 1963-1991 GM C/K Truck & Suburban Small Block Chevy [304 Stainless Steel]](https://www.jegs.com/images/mini_750/700/776/776-d300y-ss.jpg)
Vehicle Info NeededDOUG'S HEADERSPART NUMBER: 776-D300Y-SS
Long Tube Header for 1963-1991 GM C/K Truck & Suburban Small Block Chevy [304 Stainless Steel]
$80734
Ships on 09/16/2026
Lowest Price GuaranteeLong Tube Header1963-1991 GM C/K Truck & Suburban Small Block Chevy 283-350 Small Block Chevy V8 1.625 in. Primary Tubes with 2.5 in. Collector 16-gauge 304 Stainless Steel Construction Gaskets Included
Built for truck owners looking to unlock more horsepower and torque, this long tube header routes exhaust away from each cylinder more efficiently than a stock manifold.
Construction & Fitment:
- 1963-1991 GM C/K Truck & Suburban Small Block Chevy
- 283-350 Small Block Chevy V8
- 1.625 in. Primary Tubes with 2.5 in. Collector
- 16-gauge 304 Stainless Steel Construction
- Gaskets Included
Part TypeHeader
BrandDOUG'S HEADERS
Package Height11.6
Package Width21.5
Package Length38.6
Weight32.09 PG
Part CategoryPerformance Parts
Header Material304 Stainless Steel
Gaskets IncludedYes
Collector Diameter2.5 in.
Part FitmentSemi Universal
Cylinder Head Port ShapeOval
Primary Tube Outside Diameter1.625 in.
Primary Tube Gauge16-gauge
Header StyleFull-length
Vendor Part NumberD300Y-SS
Package Qty1
Package TypeEA
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