Six-Gun® Diesel Tuner & Speed-Loader®

Calibrated for racing and sport, Six-Gun is a fully engineered diesel tuner with an unmatched combination of power, safety and versatility. It delivers pavement-shredding best gains of +105 hp and +258 lb-ft at the rear wheels; has 6 change-on-the-fly power levels; is Stacked for Power® to timing and fuel pressure; and has exclusive AutoRate™ and ActiveSafety® engine and transmission safeguards.

When you team up Six-Gun with Speed-Loader, you get temperature-limiting control that safeguards your engine. (Pyrometer gauge highly recommended.) What's more, your best gains will be even better: +126 hp and +290 lb-ft at the rear wheels.

• Optimum fuel tuning for awesome power (+126 hp, +290 lb-ft)
• Built-in safety and adjust-on-the-fly power
• Plus temperature limiting control