I just paid off my 2007 GMC this week and was looking to do a few small performance upgrades to it such as a cold air kit, exhaust, and possibly a programmer. Has anyone dealt with any of these new programmers for these trucks? The truck is a 5.3L
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Chris
1968 Camaro: DSE tubs and sub frame connectors, Chassisworks G-Link rear suspension, Speedtech upper and lower control arms, Chicane front coilover conversion with QA1's, Baer brakes, 18" Forgeline SO3's, Vintage Air, 6.0L LS 417 rwhp, 4L65E, Moser 12 Bolt w/3.73's.... http://www.cardomain.com/ride/2391864