Superchips Flashpaq downloadable tuner for the 2008 Hummer H3 Alpha with the 5.3L gasoline engine. This unit is new in the box and comes direct from the factory! (Part #2815) We can't lower the price, but we can give you this: All Superchips products come with FREE SECOND-DAY SHIPPING! - Increased Horsepower and Torque
 - Easy Installation
- No Tools Necessary
- Improved Fuel Economy
- Optimized Driveability
- Diagnostic Trouble Code Reading Capability
In addition, part number 2815 provides the ability to: - Update Tuner via the Internet for Latest Calibrations
- Choose from Three Available Performance Settings
- Eliminate Speed Limiter
- Adjust Rev Limits
- Recalibrate Speedometer for 26"-38" Tire Sizes, except those equipped with Allison Transmission
- Recalibrate Speedometer for Gear Changes, except those equipped with Allison Transmission
- ADJUST Shift Points, except 96-97 Models and those equipped with Allison Transmission
- Enhance Shift Firmness, except 96-97 Models and those equipped with Allison Transmission
Superchips offers a complete line of hand-held tuners to cover most domestic cars and trucks. While they are famous for the incredible power gains (12% increase in HP on gas vehicles, up to 150HP increase on diesels), their engineers and calibrators design the products for drivability. No more downshifting on big hills, they tune throughout the powerband for consistent performance from 500 to 8,000 RPM. In addition, customers rave about the fuel efficiency gains, even while picking up, on average, 50-60 extra horsepower. We have the best price around for Superchips Flashpaqs! If you want your vehicle to have the highest performance at the lowest price then your only choice is Superchips from Grimm Performance! You will see horsepower and torque increases! You will get better gas mileage! Independent tests prove it! Grimm Performance provides a 30 day money back guarantee!
We can't lower the price, but we can give you this: All Superchips products come with FREE SECOND-DAY SHIPPING!
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