R2 Performance Package for SL 63 (R230- 566 HP / 518 LB-FT) alfa-romeo-giulia-quadrifoglio--952---2017-2023--2-2-jtd-esr7280033 States known for poor fuel

States known for poor fuel quality have to be supplied with a lower power setup

- Audi RS6 (C8) 2019+

By modifying boost mapping and keeping optimized air-to-fuel ratios

735 LB-FT @ 4000 RPM

Matching the RENNtech CPC tune to third party ECU maps requires additional steps

R2 Performance Package for SL 63 (R230- 566 HP / 518 LB-FT) alfa-romeo-giulia-quadrifoglio--952---2017-2023--2-2-jtd-esr7280033 States known for poor fuelR2 Performance Package for 230 SL 63 AMG. Includes ECU Upgrade, Carbon Fiber Air Box, Upgraded Throttle Body and Stainless Steel Headers. Up to 566HP and 518LB FT. Gains: +59HP & +43LB FT RENNtech performance package 2 includes our proprietary ECU tune in addition to our full carbon fiber airbox, 82mm throttle body kit and RENNtech stainless steel headers for a gain of +48 HP and +53 LB FT over stock. Performance Package 2 Includes: RENNtech ECU