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SL 400 BiTurbo (R231 - M276 Biturbo 4-MATIC Engine) Stock Performance:
735 LB-FT @ 4000 RPM
NOTE: Renntech lowering is available for the following Rolls Royce Vehicles
231 - SL 63 & 65 AMG - MY 2016-present
R1 Performance Package for Range Rover 5.0L V8 Supercharged renntech-merchandise SL 400 BiTurbo (R231 -R1 Performance Package for the Range Rover V8 Supercharged 5. 0L Engine comes with an ECU Upgrade and a Larger Crankshaft Pulley. The Maximum Performance Ouput is up to 558 HP + 571 TQ. Gains: +50 HP 110 LB FT RENNtech has been at the forefront of ECU tuning since electronic engine management began to be utilized in vehicles during the mid 1980's. Our vast experience, countless hours of in house research, development, and exhaustive testing; ensure
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