Quote:
Originally Posted by KingLT1
It makes the sound significantly louder. Keeping the secondaries in place help tame it down some. The factory cat pipes are the main bottle neck in the exhaust system.
Here is a vid of the car when I had bolt-on primary cat deletes retaining the secondary cats and stock NPP.
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King what all mods did you have that at that point when you shot this video? I found some well have the CA primary cat deletes just waiting about almost 4 years for the Powertrain warranty to be up on my girlfriends car. lmao