Patriot Header Flange Kit - GM LS1 - 3/8 Thick 1443A21 the harmony of every detail

the harmony of every detail and the choice of the best materials

Stock Depth and Capacity

1980-1996 Ford Bronco

CARR steps are backed by a limited lifetime warranty

1984-1985 Lincoln Mark VII

Patriot Header Flange Kit - GM LS1 - 3/8 Thick 1443A21 the harmony of every detailPatriot Exhaust H7893 Chevrolet LS1 LS6 1 5 8" 1 3 4" Round Port Header Flanges. Precision machined header flanges Heavy duty 3 8" thick material Supplied with our premium head gaskets A wide variety of tube diameters and port shapes available; Patriot Exhaust products continue to offer the best value for the dollar of any brand in the industry. This year's product offering presents sixteen new applications for popular muscle cars and trucks including