Doug's Headers Full Length Headers 1-3/4" Primary 3" Diameter Collector Steel - Ceramic - BB Chevy AK113112B Double D-Ring retention system

Double D-Ring retention system

This is superior to utilizing silicone to seal internal baffles

Impala 1985-1965

Rated at 170/000 psi / they're stronger than stock and will last under even the most severe conditions

GM 4 cylinder and Ford 4

Doug's Headers Full Length Headers 1-3/4" Primary 3" Diameter Collector Steel - Ceramic - BB Chevy AK113112B Double D-Ring retention systemProduct Description: Headers Full Length 1. 75 in Primary 3 in Collector Steel Ceramic Big Block Chevy Various GM Applications 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