Hi Flow Catalytic Converter


Will installing a hi performance catalytic converter increase performance and have any difference in sound? I already have a magnaflow muffler with the resonator removed on a 2004 grand am gt.

Answers for The Question

  1. Big_feet_big_shoes
  2. Captain Genius
  3. Fatdude427
  4. Adam K
Incoming search terms: Sorry no terms yet