Long Tube Headers for 55-62 Corvette 265-400 SBC 1-5/8in Primary D315-B mallory 5L V6 - HGL0301SS

5L V6 - HGL0301SS

7 V8 1983 Chevrolet K10 Silverado 305/5 V8 1984 - 1986 Chevrolet K10 305/5 V8 1983 - 1986 Chevrolet K10 Suburban 350/5

9E5Z-5230-J

Year Make Model Submodel 2017-2024 Porsche 718 Boxster 2017-2024 Porsche 718 Boxster 2017-2024 Porsche 718 Cayman 2017-2024 Porsche 718 Cayman

1L/L6 1977 - 1979 Pontiac Firebird 5L/V8 1977 - 1979 Pontiac Firebird 3

Long Tube Headers for 55-62 Corvette 265-400 SBC 1-5/8in Primary D315-B mallory 5L V6 - HGL0301SSOverview: 55 62 Corvette SBC Long Tube Black Ctd Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market. Features: 3 8" Thick machined flanges to prevent warping Precision formed long transition collectors and long tube design reduces backpressure