Our Flanges are either CNC machined from 6061-T6 aluminum alloy. Each set of our aluminum alloy V band flange coming with a seal. Flange: 4"ID,116.4mm OD; 6061-T6 aluminum alloy flange. V band clamp: 4" stainless steel v band clamp.
4" inch Stainless Steel #304 Turbo Exhaust Down Pip Vband Clamp w/2 Flange
4" Inch Stainless Steel #304 V-Band V band Vband QUICK RELEASE Clamp
4" inch Stainless Steel #304 Turbo Exhaust Down Pip Vband v-band Clamp
K&N for Filter Universal Rubber Filter 4 inch Flange 5 3/8 inch Base 4 3/8 inch
K&N for Filter 6 inch Flange 7.5 inch Base 4.5 Top 4 inch Height RU-4600
Aluminum Leaf Spring Lowering Block Kit New 2Pcs 1" inch/2" inch/3" inch/4" inch