2 x 3" Inch Copper Header Exhaust Collector Gaskets Flanges Universal 3 Bolt USA Transmission Upgrades 5-1 inch difference due to

5-1 inch difference due to manual measurement

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Our blow-off valve is a dual-stage pull-type relief valve

The N54/N55 aluminum replacement chargepipe is a great high quality low cost upgrade to your flimsy factory plastic chargepipe

Our black anodized

2 x 3" Inch Copper Header Exhaust Collector Gaskets Flanges Universal 3 Bolt USA Transmission Upgrades 5-1 inch difference due to2 x 3" Inch Copper Header Exhaust Collector Gaskets Flanges Universal 3 Bolt USA FITS ALL 3" COLLECTORS WITH TRIANGLE (3 BOLT PATTERN) MADE OF SOLID COPPER . 041" THICK REUSABLE, NO SEALANT REQUIRED SEAL PERFECTLY EVERY TIME BY CREATING A TIGHT LEAK PROOF SEAL BY USING A CLAD O RING DESIGN THAT WILL LAST! BOLTS ARE NOT INCLUDED THESE GASKETS PROVIDE AN EXCELLENT SEAL & WE GUARANTEE IT! SOLD AS A PAIR (2 GASKETS)