Hedman Street Headers - 67-81 Camaro / 69-79 Nova / 68 Chevy II R09J003 Lowest Sound Level On The

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2009-2009 Nissan 370Z

400 lb/in Spring Rate

Performer Pontiac heads utilize a D-Port exhaust port configuration for use with standard D-port exhaust systems

Hedman Street Headers - 67-81 Camaro / 69-79 Nova / 68 Chevy II R09J003 Lowest Sound Level On TheHedman Hedders Standard Uncoated Headers; 1 5 8" Tube Diameter; 3" Collector; Full Length Design Hedman's Standard duty, Uncoated Hedders are manufactured using 18 gauge, mandrel bent primary tubes (some models built using thicker 16 or 14 gauge tubing), and 1 4 flanges (some models use 3 8" flanges). Hedman Hedders has been manufacturing quality headers in the USA since 1954, and they've been manufacturing long and MID LENGTH tube headers for Chevy