uno Posted October 11, 2007 Report Share Posted October 11, 2007 Will a Brenspeed tune increase performance of the stock Shelby GT Tune? Link to comment Share on other sites More sharing options...
Mustang Lover Posted October 11, 2007 Report Share Posted October 11, 2007 Will a Brenspeed tune increase performance of the stock Shelby GT Tune? http://forum.shelbyautos.com/index.php?showtopic=2405 Link to comment Share on other sites More sharing options...
riharely Posted October 12, 2007 Report Share Posted October 12, 2007 Will a Brenspeed tune increase performance of the stock Shelby GT Tune? Yep. Link to comment Share on other sites More sharing options...
frankieboo69 Posted October 12, 2007 Report Share Posted October 12, 2007 According to all the people who have posted that have them , yes it will!!!!!!!!! B) Link to comment Share on other sites More sharing options...
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