crazymechanic33 Posted August 11, 2013 Report Share Posted August 11, 2013 hey yall.. since we are in 2013.. has there been any luck with getting a good amount of mods for the cts 3.6 powertrain.. as I what I kno right now theres in cai, intake parts , exhaust, hptuners, etc. but is the anyone who has done serious modding with success. ie, fuel injection, cams heads, transmission upgrades... im looking to do some serious modding to my toy.. I feel it can be done if I can mod a 05 gtp to the gills then this caddie outta be fun to play with.. Link to comment Share on other sites More sharing options...
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