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DarkneSS · 03-31-2014, 04:32 PM

Whats the deal with headers? Do I need a tune or not? I have a fresh set of Kooks long tubes, high flow cats, and O2 extensions, can I run that without a tune and not throw a CEL?

03-31-2014, 04:32 PM	#9199
DarkneSS Account Suspended Drives: 2010 Camaro 2SS/RS 6MT Join Date: Apr 2010 Location: Westchester, New York Posts: 3,715	Whats the deal with headers? Do I need a tune or not? I have a fresh set of Kooks long tubes, high flow cats, and O2 extensions, can I run that without a tune and not throw a CEL?