Add a little extra pop to your GMC SIERRA 3500’s performance capability with GMC SIERRA performance chips. This has never been easier; thanks to the new technology based custom GMC SIERRA performance chips our website offers. The ECU module of GMC SIERRA 3500 1990-2012 Performance Chips will enhance the performance of your SIERRA 3500’s by properly mixing the air and fuel. These will help you get the most out of the engine when you install these chips. These performance chips help provide proper fuel/air ratio, transmission, ignition advance and many more advantages to your engine. A performance chip essentially changes your car’s air and fuel mixtures to optimize the power and torque output. You will have your power oozing from your machine when you slam the gas. This is attributed to the GMC SIERRA 3500 chip; which will work with your car’s computer system to recalculate the power going through your system. These chips are easy to install with common hand tools. It's easy to over look GMC SIERRA 3500 super chip ECU tuning upgrades because just the name sounds tricky or confusing. We have designed a method that makes this upgrade simple. Chipping and tuning your vehicle is made simple and cost effective with replacement chips and hand-held tuners to suit your driving needs. These can be installed in minutes so no need to pay hefty amount to others. We provide top quality performance chips at discounted price. All our chips go through stringent quality control measures and they are top of the line items. Ours is easy to but exclusive provider of these performance chips.