Exhaust Manifold Flange for GM LS1/LS2/LS3/LS6/LS9 motors. It includes 2 flanges, constructed from 3/8" thick 304 stainless steel. Port sizing is optimized for use with standard wall round tubing
Exhaust Manifold Flange for GM LS1/LS2/LS3/LS6/LS9 motors. It includes 2 flanges, constructed from 3/8" thick 304 stainless steel. Port sizing is optimized for use with standard wall round tubing