Improve throttle response in your 2006-2007 Chevy/GMC 6.6L LLY/LBZ Duramax when you install a Throttle Booster. Give your vehicle the upgrade it needs with Throttle Boosters from brands like Hypertech, Edge Products, Banks, Bully Dog, and BD-Power. These Throttle Boosters can be adjusted to meet your driving needs utilizing multiple pre-programmed driving modes. Throttle boosters modify TPS signal to the ECM in order to reduce acceleration lag and response time. Shop today at XDP and give your vehicle the performance boost it needs.