if legal in your area, test pipes are a better gain with less work to maintain (no filter cleaning).
1. drop ins
2. test pipes
3. (unrelated, but pull your Steering lock fuse, which even after recall can still fail)
less than 500 bucks and good power gain.
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09 6spd Berk CBE, JWT cams, ZSpeed CSC, Stillen (25 row oil, brake cooling, sways, gen3 CAI), Passport (9500ci), Quaife LSD, Z1 400 hp kit, ss lines, pads, rotors, clutch etc, Phunk's pan and fuel starve fix
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