SB Chev 1-3/4" Square Port Header Flange AF9551-1001 Product:Stainless Steel, Sold as a Pair Upgraded 1/2" Heavy Duty Cap

Upgraded 1/2" Heavy Duty Cap Bolts which are a grade 8 material

AF66-2048P

D 9003-175-125 AF9003-175-125 5mm Wall Thickness

Kit comes with 6 brackets and stainless steel hardware

SB Chev 1-3/4" Square Port Header Flange AF9551-1001 Product:Stainless Steel, Sold as a Pair Upgraded 1/2" Heavy Duty CapSB Chev 1 3 4" Square Port Header FlangeStainless Steel, Sold as a Pair AF9551 1001 9551 1001 Custom build your exhaust with high quality Aeroflow components. Aeroflows CNC header flanges are manufactured from 9. 5mm (3 8) thick 304 Stainless Steel. They are precision cut to meet your ports, reduce warping, and prevent leaks. The Aeroflow header flanges are offered in a variety of header flange sizes and shapes to mate your heads and headers to meet