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any transmissionK2 Chassis Old Gen models
any transmissionSierra 1500 New Gen model
any transmission1500 LTD 2500HD 3500HD New Gen models
Sprint Booster V3
You’ll love the way your GMC Sierra performs with the new and improved Sprint Booster V3!After an easy, 10 minute. plug-n-play installation, you'll instantly know why Sprint Booster is the number one, performance add-on. Go from idle-to-full-throttle is a mili-second with no more throttle lag and increased pedal acceleration (whether you're at a dead stop or highway driving.) Make Driving Fun Again!