The Weistec M276 DE35 ECU upgrade For the naturally aspirated 3.5 liter V6 engine provides substatial gains across the entire powerband putting down the power when you need it! Paired with ourTCU tune, you can transform the entire driveabilty of your machine. Use the Cypher Handheld Tuner to switch between your stock tune, Weistec tune, and any other additional ECU tune from us at anytime!

KEY FEATURES:

• Improved throttle response

• Optimized Fueling

• • Optimized Ignition Timing