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Does the ZL1 have the same 4 Cat Exhaust as the SS?
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10-22-2011, 12:55 PM
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DonnellyJT
Drives: 2011 1SS
Join Date: May 2011
Location: Charlotte NC
Posts: 19
Does the ZL1 have the same 4 Cat Exhaust as the SS?
If so, LT headers & HFCs would add a significant amount of power. But thinking most buyers would keep them stock in support of the balance the factory has achieved?
DonnellyJT
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