Reviewed By Paul F (Hampton, GA) Reviewed for a 2005 Chevy Avalanche —1/8/2014 10:06 AM
Easy to update. Easy to download programs. The performance tune adds 16 horsepower, according to Superchips testing. Numerous programs to choose from. 91 octane performance, 87 octane performance, gas mileage tune, factory upgrade, stock.... Excellent price.