• Fast, Free Shipping

  • Price Match Guarantee

  • Family Owned

  • Award Winning Service

  • No-Hassle Returns

Spooky Savings!

Quadzilla Stealth 2 Power Programmer

Quadzilla Stealth 2 Power Programmerenlarge
Quadzilla Performance
  • Regular Price: $470.20-823.70
  • Our Price: $319.20- 559.20
  • Shipping:FREE SHIPPING
This item is temporarily out of stock.
  • The Quadzilla Stealth 2 Power Programmer is the ultimate in handheld tuning technology
  • Available for both diesel and gas engines
  • Fastest downloader on the market
  • Remove top speed limiter and get true speed readings with oversized tires
  • Reset your transmission and get real time data read-outs
  • Add up to 135 hp, 300 ft. lbs. of torque, and increase fuel efficiency for diesel performance; gas engines will enjoy 40 hp and 45 ft. lbs. torque increases along with shifting improvements
  • USB updatable
  • 1-Year Warranty

The best handheld tuner on the market, the Quadzilla Stealth 2 Power Programmer is a second-generation vehicle tuner that offers the upgrades you need to get the power you crave.

Custom-built to your particular Duramax or gas GM engine, this handheld tuner provides a host of performance upgrades. Diesel users will add up to 135 horsepower and 300 ft. lbs. of torque while also seeing fuel efficiency increases. The Quadzilla Stealth 2 Programmer also coaxes extra horsepower and torque out of gas engines and provides a variety of system adjustments. You can reset your transmission, get real time data, remove your top speed limiter, and get true speed readings with over-sized tires. Update your software regularly via the USB port and keep your engine's performance up-to-date and running at full power potential.

Take control of your engine with a Quadzilla Stealth II Power Programmer and get the power gains you need. Backed by a 1-Year Warranty.

Note: In California, this product is legal only for racing vehicles that will never be used on public highways.