R1 Performance Package for SL 65 AMG Black Series (R230- 775 HP / 950 LB-FT) bmw-3-series--f30-f31-f34---2011-2019--esr6323154 The RPM comes with a

The RPM comes with a bypass that can be installed in place of the module for quickly turning the vehicle back to stock

R-Line Comparison: Vehicle Package HP Gains TQ Gains X167 - AMG GLS 63 Stock

40% lighter in weight

The RENNtech Stage II turbos spool quicker

RENNtech Stage II Turbocharger Upgrade

R1 Performance Package for SL 65 AMG Black Series (R230- 775 HP / 950 LB-FT) bmw-3-series--f30-f31-f34---2011-2019--esr6323154 The RPM comes with aR1 Performance Package for 230 SL 65 AMG Black Series. Includes ECU Upgrade and RENNtech Proprietary Ram Air Intakes. Up to 775HP and 950LB FT. Gains: +66HP & +102LB FT The R1 performance package includes our proprietary ECU tune and proprietary ram air inlet housings for the inatke system for increased, power, performance and throttle response across the entire powerband. R1 Performance Package includes: RENNtech ECU Upgrade RENNtech Proptrietary Ram