Patriot Header Flange Kit - GM LS1 - 3/8 Thick Fire Suit Pants Recessed mounting holes are designed

Recessed mounting holes are designed for button head fasteners (ALL99390) for proper installation

00 inch mandrel-bent 409s stainless steel tubing and utilizes Flowmaster's patented D-port design to help maximize exhaust scavenging

8 AN Female x 8 AN Female x 8 AN Female

two 4-hole wire separators

Patriot Header Flange Kit - GM LS1 - 3/8 Thick Fire Suit Pants Recessed mounting holes are designedPatriot 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