Hedman Street Headers - 65-82 Corvette Coilover Adapter ACCEL Engineers developed and patented

ACCEL Engineers developed and patented the U-Groove technology which permitted the spark to develop a much larger

Magnetic Dipstick Captures Fine Metal Particles

Not designed for outdoor storage

The OE unit was prone-to-fail

They feature Bilstein's superior single-tube

Hedman Street Headers - 65-82 Corvette Coilover Adapter ACCEL Engineers developed and patentedHedman Hedders Standard Uncoated Headers; 2" 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 and exhaust components in the USA since 1954. Hedman Hedders Standard Uncoated Headers 2" Tube