RENNtech ECU+ Upgrade | Aston Martin | DB11 V8 | 615 HP/645 LB-FT | 4.0L V8 BiTurbo | M177 | MY2018-2023 mercedes-benz-sls-amg--197---2011-2014--sls-black-series--2014--esr5166974 E550 (W212 | PFL MY2012-13

E550 (W212 | PFL MY2012-13 | RWD | M278 | 4

Our Bentley performance package 1 for the Continental Supersports features our proprietary ECU upgrade and performance stainless steel exhaust

Slip-On systems contain special sound solutions to tune the sound frequencies: every element of the system was designed for maximum sound output

495 LB-FT @ 3

A refined blend of heritage and craftsmanship

RENNtech ECU+ Upgrade | Aston Martin | DB11 V8 | 615 HP/645 LB-FT | 4.0L V8 BiTurbo | M177 | MY2018-2023 mercedes-benz-sls-amg--197---2011-2014--sls-black-series--2014--esr5166974 E550 (W212 | PFL MY2012-13ECU+ Upgrade Up to 615 HP 645 LB FT Gains: +85 HP & +89 LB FT RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980s! Our experience, countless hours of in house research, development and exhaustive testing ensure that our proprietary ECU upgrade offers incredible performance gains and rock solid daily driver reliability. With the release of the DB11 V8, Aston Martin