RENNtech M276 Biturbo ECU Upgrades are TÜV approved!
RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!
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.
Our proprietary ECU upgrade for the Mercedes M276 engine offers huge gains in performance across the entire RPM range without sacrificing around town comfort or daily driver reliability.
Our ECU tune offers the biggest performance gains on the market with our dyno results increasing performance from 362 HP and 384 lb/ft torque, up to an astonishing 402 HP and 454 lb/ft at the crank!
| Vehicle | Upgrades | 0-60mph | 0-100mph | 60-130mph | 1/4 Mile ET | Trap Speed |
| W205 – C450 AMG Sport Sedan |
Stock w/o Launch Control |
4.69 sec | 11.63 sec | 16.08 sec | 13.25 sec | 106 mph |
| W205 – C450 AMG Sport Sedan | Rt ECU Upgrade w/o Launch Control | 4.35 sec | 10.78 sec | 14.54 sec | 12.89 sec | 109 mph |
*If not otherwise noted, performed on non-prepped asphalt and with OEM, Street-Legal and/or Non-Performance tires. Data measured with Racelogic Performance Box.
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Performance Numbers Overview
C 450 AMG BiTurbo (W205 – M276 Biturbo 4-MATIC Engine) Stock Performance:
C 450 AMG BiTurbo (W205 – M276 Biturbo 4-MATIC Engine) Modified Performance:
For detailed explanation on crank HP, wheel HP, drivetrain loss, etc. please click here. |
