RPM ECU-Upgrade | Porsche | Cayenne | Panamera | GTS + Turbo | EA825 | 4.0L V8 TwinTurbo porsche-cayenne--2017-present--po536--340ps--esr7220361 Performance testing shows that the

Performance testing shows that the OEM air boxes on the M177 V8 Bi Turbo engine become a constraint when power output is increased through performance ECU software

EVM - Exhaust Valve Module (Remote Controlled)

countless hours of in house research

Stock: 641 HP | 626 LB-FT

A stiffer chassis means more grip

RPM ECU-Upgrade | Porsche | Cayenne | Panamera | GTS + Turbo | EA825 | 4.0L V8 TwinTurbo porsche-cayenne--2017-present--po536--340ps--esr7220361 Performance testing shows that theRENNtech Power Module (RPM) ECU tune increases horsepower and torque across the entire power band. By modifying ignition timing, throttle mapping, optimizing air to fuel ratios, and modifying boost mapping for turbo chargers of the twin turbocharged 4 liter V8 engine found in the Porsche Cayenne Turbo, Panamera Turbo, and Cayenne GTS. The RPM is contained in a CNC machined 6061 aluminum case with pre labeled wires and connectors. The RPM comes with a