R1 Performance Package for SL 65 up to MY 2006 (R230- 670 HP / 840 LB-FT) mercedes-benz-e-class-sedan--213---2017-present--e-43-amg-esr2435471 6 Turbo 4 / 4S

6 Turbo 4 / 4S (HP: 420/450 | Year: 00 > 05)

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RENNtech ECU Upgrade for the 220 - S 600

230 - SL 550

R1 Performance Package for SL 65 up to MY 2006 (R230- 670 HP / 840 LB-FT) mercedes-benz-e-class-sedan--213---2017-present--e-43-amg-esr2435471 6 Turbo 4 / 4SR1 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