RENNtech ECU+ Upgrade | S213 | E450 BiTurbo Wagon | 392 HP/463 LB-FT | 3.0L V6 BiTurbo | M276 | MY2019-2020 smart-esr7070754 R2 Performance Package for 230

R2 Performance Package for 230 - SL 65 AMG

Our intermediate ECU tune increases performance from 449 HP and 538 lb/ft torque up to 500 HP and 605 lb/ft at the crank

Engineered for the M178 BiTurbo LS2 V8 powerplant found in the AMG GT Black Series

CLASS S (W 221) 351 V6 4-Matic Blue Efficiency (HP: 306 | Year: 11 > )

Maserati Quattroporte S Q4 (M156) 2018+

RENNtech ECU+ Upgrade | S213 | E450 BiTurbo Wagon | 392 HP/463 LB-FT | 3.0L V6 BiTurbo | M276 | MY2019-2020 smart-esr7070754 R2 Performance Package for 230ECU+ Upgrade Up to 392 HP 463 LB FT Gains: +53 HP & +78 LB FT RENNtech M276 Biturbo ECU Upgrades are TV approved! RENNtech tuning products are certified to meet CARB standards in all 50 States. 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