RENNtech ECU Upgrade 335iS E92/E93 (2010-2011- Manual & DCT N54B30to 3.0L Biturbo) porsche-911--996---1997-2005--gt3-rs-esr9477836 Gains: +28HP & +16LB-FT

Gains: +28HP & +16LB-FT

accurate pointer movements

400rpm Note: Mercedes M177 engine performance when measured on the dyno obtains higher power numbers than rated from factory

Up to 462HP and 332LB-FT

544 LB-FT Mercedes M157 engine performance when measured

RENNtech ECU Upgrade 335iS E92/E93 (2010-2011- Manual & DCT N54B30to 3.0L Biturbo) porsche-911--996---1997-2005--gt3-rs-esr9477836 Gains: +28HP & +16LB-FTRENNtech ECU Upgrade 335iS E92 E93 (2010 2011 Manual & DCT N54B30to 3. 0L Biturbo). Up to 420 HP + +435 TQ. Gains: +100 HP & +103 LB FT Our proprietary BMW ECU upgrade offers rock solid performance from RENNtech, the foremost tuning authority on Bosch and Siemens engine control units. These same units are utilized in Mercedes Benz vehicles, which RENNtech has been tuning since electronic engine management started to show up in vehicles during the mid