Weistec ECU Tune W.1 EA839 3.0T - B9 S4/S5

Weistec ECU Tune W.1 EA839 3.0T - B9 S4/S5

The EA839 engine is a potent and capable powerplant in addition to being paired to the famous AWD systems Audi/Porsche are known for.  Through rigorous testing on both the street and dyno, the Weistec EA839 ECU Upgrade for the 3.0 Liter Single Turbo engine reliably extracts massive gains in the mid range of the powerband as well as substantial gains in the top end making it a top performer in all driving situations.  

Toggle between W.1 and W.2 above to see various levels of power gains achievable with our tuning. 


FEATURES

• Increased Boost
• Optimized Fueling
• Optimized Ignition Timing
• Removed Speed Limiter
• Increased Cruise Control Speed Limit
• Removed Neutral Rev Limit
• Optional Burble
  

*Power gains vary based on model, modifications, fuel, and running conditions