With the proprietary RENNtech ECU Tuning the W213 - E63 AMG S 4MATIC+ gains up to +82 HP and +81LB-FT, based on power numbers measured by RENNtech. Please note that the Mercedes M177 engine performance when measured, obtains …

Designed in-house by our expert tuning staff, our M157 ECU tune has surpassed the 600 wheel horsepower mark on a completely stock vehicle with no other modifications. This tune is also 100% street legal!

Using the same technology as our advanced tuning systems for the BMW M3 and M5 models, our new AMG C63 system delivers factory smooth performance increases in a package that can be installed or removed in under an hour.

Tuning for Mercedes E 63 AMG (W 212) with standard 557 hp / 720 Nm or Mercedes E 63 S AMG (W 212) 585 hp / 800 Nm receives a tuning extra power of 702 hp and 950 Nm. With the tuning of performmaster, the Mercedes-AMG accelerates from 0 to 100 km/h in 3.4 seconds.

Eurocharged ECU Tuning for your Mercedes E63S AMG will unleash new power and a whole new driving experience. Imagine your vehicle with better throttle response, more horsepower / torque, and reliable performance backed by the best calibrators / tuners in the industry!

Our Tune for the W213 E63S provides solid gains through out the entire powerband, with peak to peak gains of more than 50HP* and mid range gains of as much as 75HP* What does all this mean to you?

Our proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU. Programming takes only a few minutes and the vehicle can be reflashed at any time as many times as you wish.

The AMR Performance Pro Tuning Suite is the most advanced an all-in-one OBD diagnostic and programming software on the market that will allow you, the end users, to flash AMR Performance provided tune (s) and custom tune (s) to their ECU.

Remapping solutions for your Mercedes e63/e63s AMG. ECU Tuning Remapping for Mercedes, Bentley, Porsche, Lamborghini and many more.

Our intermediate ECU tune increases performance from 550 HP and 544 lb/ft torque up to 638 HP and 695 lb/ft at the crank! This is a slight reduction from our standard tune but still offers white knuckle performance at one of the most affordable price points in the tuning market.