RENNtech R3 Performance Package | C190 | AMG GT Black Series | 1,066 HP / 831 LB-FT | 4.0L V8 BiTurbo | M178 | MY2021 porsche-cayenne--9pa----1-gen--gts-esr3998301 The RENNtech Stage I Turbo

The RENNtech Stage I Turbo Upgrade comes with an RENNtech ECU Upgrade and the RENNtech Fuel System Upgrade

Dyno Results Summary:

Data measured with Racelogic Performance Box

RENNtech Carbon Fiber Airbox for M156 - 63 AMG Engines

CLASS C SW (S 203) 350 V6 [Needs 2 Filters] (HP: 272 | Year: 05 > 07)

RENNtech R3 Performance Package | C190 | AMG GT Black Series | 1,066 HP / 831 LB-FT | 4.0L V8 BiTurbo | M178 | MY2021 porsche-cayenne--9pa----1-gen--gts-esr3998301 The RENNtech Stage I TurboIncludes Upgraded Turbos, ECU Upgrade, Downpipes, Performance Clutch, TCU Tune, BOV Adapters, BMC Air Filters. Gains: Up to +321 HP +185 LB FT Powered by RENNtechs R3 Performance package the 2021 AMG GT Black Series generates 1066 horsepower and 831 lb ft of torque resulting in the most powerful vehicle developed by RENNtech and the most powerful street legal AMG in the World. Measured on RENNtechs in house DYNO the R3 upgrade increases the power