2004-2005 Chevrolet Silverado HD 2500/3500 Diesel 6.6L LLY
2004-2005 GMC Sierra HD 2500/3500 Diesel 6.6L LLY
2004-2005 GMC C4500/Kodiak Diesel 6.6L LLY
2004-2005 Hummer H1Diesel 6.6L LLY
U7185 Stock Vehicle Tunes:
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.
DiabloSport strongly recommends the use of larger diameter performance exhaust components and exhaust temperature gauges with the use of any performance diesel tuning.
