RENNtech ECU Upgrade 535i/ix LCI E60 (2006-2009 Manual & Steptronic N54B30) mercedes-benz-e-class-sedan--213---2017-present--e-350-esr6984258 C205 - C63 S AMG

C205 - C63 S AMG Coupe

This spoiler is designed to fit any W213 - E-Class Sedan model from 2017 and up

Our ECU tune offers the biggest performance gains on the market with our dyno results increasing performance from 355 HP and 332 lb/ft torque

seamless tubing and CNC machined stainless flanges

871 LB-FT @ 6

RENNtech ECU Upgrade 535i/ix LCI E60 (2006-2009 Manual & Steptronic N54B30) mercedes-benz-e-class-sedan--213---2017-present--e-350-esr6984258 C205 - C63 S AMGRENNtech ECU Upgrade 535i ix LCI E60 (2006 2009 Manual & Steptronic N54B30). Up to 420 HP + 435TQ. Gains: +120 HP & +135 TQ. 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 1980's,