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Flange Exhaust - GM Flange

2-1/2" 2-Bolt Exhaust Flange. 3/8" Thick Mild Steel.

GM 3.6L V6 Head Port Flange. 3/8" Thick Stainless. 4-Bolt Rectangular Port.

GM 3.6L V6 Head Pipe Flange. 3/8" Thick Stainless. 3-Bolt Round Port.

Dual 3" Stainless Exhaust Flange. 2005-2006 Pontiac GTO Catback Connection

3" Stainless 2-Bolt Exhaust Flange. 3/8" Thick Stainless. Low Profile for GTO.

2-1/2" 2-Bolt 1997-2004 Corvette Exhaust Flange. 3/8" Thick Stainless.