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Old 08-23-2013, 01:56 PM   #32
GroundhogSS

 
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Drives: '17 2SS convertible'08 Envoy Denali
Join Date: Nov 2011
Location: Cedar Park, Texas
Posts: 1,181
If you have the automatic, you may want to look into the Range AFM Disable device before getting an exhaust. The drone is more noticeable on the L99 when you replace the factory mufflers.
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Richard
2017 2SS SIM convertible, A8, NPP, MRC, 56R wheels

Picked up: 08/15/2016

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