R2 | Performance Package | SLS AMG GT | C197 | 620HP/522LB-FT mercedes-benz-s-class--220---1999-2006--s-500-esr5150893 The CPC upgrade is included

The CPC upgrade is included with Turbo upgrades and recommended with ECU tunes

RENNtech’s tuning software for Mercedes offers significant gains performance across the vehicle’s entire power band

The HSM comes pre-loaded with a RENNtech lowering setting

Note: The RENNtech Aero parts are designed to fit the SLS AMG

R2 | Performance Package | SLS AMG GT | C197 | 620HP/522LB-FT mercedes-benz-s-class--220---1999-2006--s-500-esr5150893 The CPC upgrade is includedR2 Performance Package for 197 SLS AMG GT. Includes ECU Upgrade, Long Tube Header and Sound and Performance Pipe. Up to 620HP and 522LB FT. Gains: +37HP & +43LB FT Our SLS performance package 2 features our proprietary ECU tuning software and long tube headers as found in package 1 with the addition of our sound and performance x pipe exhaust. This combination unleashs the beast lurking underneath the refined exterior of your SLS. Our long tube