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Old 04-09-2013, 10:06 AM   #3
JohnnyBfromPeoria

 
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Drives: 2012 LS M6, Black
Join Date: May 2009
Location: Phoenix, AZ
Posts: 2,037
If you do headers and/or high flow catalytic converters, do them before you install the kit. It will make a difference as to which tune you select when you install the new software.

I have a '12 and the only other mod I have is the ported throttle body. The whole kit works great.

John B.
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12 LS M6, IPF S/C, ASA GT-5 wheels, VMax PTB
1995 Mitsubishi Montero SR
1987 Dodge Raider Turbo Project
1986 Mitsubishi Montero 2.4l FI Transplant
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