RENNtech Stage II Turbo Upgrade | M256 | 3.0L I6 Turbo EQ Boost | 540HP/515LB-FT | MY2018+ mercedes-benz-s-class-coupe--217---2018-present--s-550-esr7343212 Blow Off Valves: Designed as

Blow Off Valves: Designed as a quick bolt-in solution which are intended to release excessive pressure in high boost occasions

Rated by RENNtech (peak @wheel):              735 whp @ 6

R3 Performance Package for Mercedes-AMG G 63: ECU Upgrade (HHT)

Stock: 503 HP | 461 LB-FT

Maserati Levante Modena (M161) 2017+

RENNtech Stage II Turbo Upgrade | M256 | 3.0L I6 Turbo EQ Boost | 540HP/515LB-FT | MY2018+ mercedes-benz-s-class-coupe--217---2018-present--s-550-esr7343212 Blow Off Valves: Designed asIncludes Turbo Upgrade, and ECU Upgrade. Gains: Up to +104HP +105LB FT RENNtech Stage II Turbo upgrade for the AMG 53 M256 AMG 3. 0L Inline 6 engine. RENNtech has been at the forefront of ECU tuning for over 30 years. Through our experience, countless hours of in house Research & Development, and extensive testing we ensure that all RENNtech Performance upgrades offer incredible performance gains as well as rock solid reliability. The RENNtech Stage