Doug's Coated Headers - Pontiac V8 326/350/400 Helmet Blower Hose Due to the increased load

Due to the increased load capacity of the Tri-Metal design

Direct bolt on performance part

This allows racers to reliably increase boost and advance ignition timing-without using high-octane racing fuel-for power gains of up to 20%

Thermoplastic Rubber Hose

Doug's Coated Headers - Pontiac V8 326/350/400 Helmet Blower Hose Due to the increased loadProduct Description: Headers Full Length 1. 875 in Primary 3. 5 in Collector Steel Ceramic Pontiac V8 GM F Body 1967 69 Pair Dougs Headers, the most respected name in the header industry since the 60s, began in 1958 as a small muffler shop in East Los Angeles, California. Every Dougs header comes with all the necessary mounting hardware, collector reducers or connector pipes, premium gaskets and detailed installation instruction sheets. Our extra