Unleash the high-performance potential of your General Motors engine with GMC in-line modules sold by AutoAnything. It only takes less than an hour to install one of our GMC performance modules and say good-bye to sluggish factory settings. These GMC in line modules optimize the air/fuel ratio, spark timing, transmission tuning and other parameters.
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What you receive with this GMC engine tuner is an increase in horsepower and torque. You also get the AutoAnything 1-year lower price guarantee with all new GMC performance chips. Better still, our shipping is free, giving you a purchase that's as exciting as a rollercoaster ride in a theme park.