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SlingShot · 07-05-2013, 04:01 PM

Personally I wouldn't put them on without headers or HF cats, because you will be very disappointed with the outcome with the OEM cats.

07-05-2013, 04:01 PM	#35
SlingShot Drives: 2012 ZL1 - #670 Join Date: Jun 2009 Location: Seminole, Fl. Posts: 8,009	Personally I wouldn't put them on without headers or HF cats, because you will be very disappointed with the outcome with the OEM cats. __________________