Need a comparo with the test pipes and GRIP vs just GRIP and also some details of the flange where it mounts to the engine side (does it allow for the factory ring gasket to be used)?
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2013 Ford Mustang GT
374rwhp, 360rwtq SAE / GT500 Axle-Backs / Brembo Pack / Track Pack / Recaros / 6spd
Last edited by '10Anamoly; 03-28-2012 at 08:16 AM.
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