PPE Xcelerator GM 2001-2010 Standard Up to 225HP - 111020000 Up to five power levels of additional horsepower and torque (depending on vehicle year) Adjustable speed limiter (from 40 to 96 mph in 1 mph increments or directly to 200 mph) Read and clear DTCs Applications *: 6.6L GM Duramax Diesel 2001-2010 LB7/LLY/LBZ/LMM (111020000) Note: LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES THAT MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR HIGHWAY OR OFF-ROAD USE.