Hedman HTC Hedders - 55-57 Bel Air H760003XL The Super 50 series muffler

The Super 50 series muffler is a larger version of Flowmaster's 50 series Delta Flow muffler

2 in Split

40/60 Amp Relay

LS3 or any LS-based 4

Hedman HTC Hedders - 55-57 Bel Air H760003XL The Super 50 series mufflerHedman Hedders HTC Coated Headers; 1 5 8" Tube Diameter; 3" Collector; Full Length Design The standard duty Hedman Hedders in this section come from the factory with an extremely durable, protective ceramic metallic coating. Hedman Hedders, pioneered the use of ceramic metallic coatings, back in the early 80's. Previously used exclusively in the aerospace industry, Hedman Hedders recognized it's potential for improving both the lifespan, and