Applications:

• Chevrolet Silverado HD 2500/3500 Diesel 6.6L LLY
• GMC Sierra HD 2500/3500 Diesel 6.6L LLY
• GMC C4500/Kodiak Diesel 6.6L LLY
• Hummer H1 Diesel 6.6L LLY

• Stock Tune: with adjustable speed limiters. Speed limiter to approximately 120 MPH varies based on vehicle set-up weight, tire size, 2wd vs. 4wd, etc.
• 40 RWHP and 100-ft/lb TQ: Tow Tune, made specifically for towing. DiabloSport recommended weight limitations based on manufacturer suggested limits for the vehicle.
• 65 RWHP and 150-ft/lb TQ: Economy Performance Tune, designed for Economy and Performance, fuel economy depends solely on driving style, and will vary from vehicle to vehicle. DiabloSport recommended weight limitations of 8,000 Lbs.
• 85 RWHP and 195-ft/lb TQ: Performance Tune, designed specifically for performance street driving. DiabloSport recommends this tune not be used for towing.
• 100 RWHP and 220-ft/lb TQ: XPerformance Tune, designed specifically for opening a can of whoop-ass (pardon the expression). DiabloSport recommends this tune not be used for towing.

• Speed Limiters
• Re-Calibrate Speedometer for Gear Changes
• Re-Calibrate Speedometer for Tire Size Changes
• All standard DiabloSport Predator features

*Note: Look at the 8th digit of the vehicles VIN number: 1 = LB7, 2 = LLY