RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980’s! Their experience, countless hours of in house research, development and exhaustive testing ensure that their proprietary ECU upgrade offers incredible performance gains and rock solid daily driver reliability.
RENNtech tuning software for Mercedes offers significant gains in horsepower and torque across the vehicles entire power band. By modifying ignition timing and throttle mapping, optimizing air/ fuel ratios, increasing the engines rev limiter and modifying boost mapping for turbo charged vehicles, RENNtech performance software unleashes your Mercedes true potential.
E 350 BlueEFFICIENCY (W212-M276 Engine) Stock Performance:
- 302 HP; 273 LB-FT
- 308 HP; 285 LB-FT @ 3500 RPM
*NOTE – We would need either the ECU or the vehicle bringing to our premises in Cheshire
Due to some of the products coming direct from RENNtech USA please allow 7-10 days for delivery