Superchips introduces 2014 GM Duramax LML 6.6L, the latest and greatest Flashpaq Performance Tuner. Superchips’ Duramax LML 6.6L Tuners offer three power levels, and user-adjustable options for tuning across entire RPM range, providing greater increases in horsepower, torque and drive-ability.

Official Release:

Superchips brings heat to the street with our all-new 2014 Duramax LML 6.6L tuning. Take advantage of three awesome performance tuning levels and user-adjustable options to turn your mild-mannered Duramax into a concrete crusher!

Features:

• Three power levels tuned with emissions systems intact
• Adds up to +81 HP in performance level
• Adds up to +170 lbs-ft of TQ performance level
• Speed limiter adjustability
• Tire size adjustability
• Enhanced throttle response
• Improve HP, TQ, and drivability
• Installs in minutes
• Internet updateable
• Scan tool/diagnostics
• Backed by the only 2yr powertrain warranty in the industry!