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Pontiac Grand Prix Flanges

Looking for aftermarket parts to modify or upgrade your Pontiac Grand Prix with flanges? At Tunersports.com we carry a huge selection of the top name brand performance flange parts and accessories.

Flange Parts:

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Vibrant Flanges - Mani T304SS

IN STOCK 14332 Precision laser cut from 3/8” thick 304 Stainless Steel, this manifold flange can be used to create a turbo manifold or header. Vibrant Performance Stainless Flanges have port sizing that is optimized for use with standard wall round tubing.... Vibrant T304 SS Exh Manifold Flange for GM LS1/LS2/LS3/LS6/L92 motor 3/8in Thick (SOLD IN PAIRS) 2005-2008 Pontiac Grand Prix GXP $152.99 Details