Big Block Chevy Down and Forward Turbo Headers

Big Block Chevy Down and Forward Turbo Headers Big Block Chevy Down and Forward Turbo Headers. Header flanges are made with 3/8" thick 304 SS and tubing is .065 wall 304 SS with 2" Primaries and 3.5" Slip Fit Collectors. Headers are fully tig welded and back purged. V-band Flanges and EGT bungs can be welded on as requested. Smaller 2-1/4" dia. tube size and larger 4" dia. slip fit collectors are also available