Eliminate wheel hop in your 2001-2010 GM 6.6L Duramax with the HSP 75" Bolt On Traction Bars. Wheel hop is a major issue, even on stock horsepower trucks. HSP's Bolt On Traction Bars provide you with a simple solution to getting your power to the ground. These well engineered traction bars are built with high quality components to bring you strength, quality, and longevity. Designed for drag racers, sled pullers, and street trucks. Fits Ext/Crew Cab Long Bed & Crew Cab Short Bed trucks.