R1 Performance Package for SL 65 up to MY 2006 (R230- 670 HP / 840 LB-FT) rolls-royce-dawn-esr2977861 we’ve added our well-known cast

we’ve added our well-known cast titanium dual-mode exhaust valves to create a virtual symphony from the large displacement V10

without creating unwanted cabin noise

TCU Transmission Control Unit Upgrade : Delivers faster acceleration by matching the power output of our ECU and Turbo upgrades with increased Clutch Torque Limits

With the proprietary RENNtech ECU Tuning the C217 - S560 gains up to +100 HP and +102 LB-FT

Any parts with more noticeable areas of concern are scrapped entirely and never offered to our highly discerning clientele

R1 Performance Package for SL 65 up to MY 2006 (R230- 670 HP / 840 LB-FT) rolls-royce-dawn-esr2977861 we’ve added our well-known castR1 Performance Package for 230 SL 65 AMG. Includes ECU Upgrade and High Efficiency Intercooler Pump. Up to 670HP and 840LB FT. Gains: +66HP & +102LB FT The R1 performance package includes our proprietary ECU tune and higher efficiency intercooler pump for increased, power, performance and throttle response across the entire powerband. R1 Performance Package includes: RENNtech ECU Upgrade RENNtech High Flow Intercooler Pump SL 65 (R230) Stock