R1 Performance Package | W463 | G 55K | 530 HP / 566 LB-FT | 5.5L Supercharged V8 | M113 porsche-macan-turbo--2015-2021--esr8709534 After plugging the HSM into

After plugging the HSM into the ODB2 port

SLK (R 171) 300 [2 Filters Required] (HP: 231 | Year: 09 > 11)

355 HP @ 6000 RPM

This is ideal for customers who want increased performance in their daily driver without worry of extra strain on driveline components or for areas and countries with extreme altitudes

installs with 3M double-sided automotive tape (included)

R1 Performance Package | W463 | G 55K | 530 HP / 566 LB-FT | 5.5L Supercharged V8 | M113 porsche-macan-turbo--2015-2021--esr8709534 After plugging the HSM intoR1 Performance Package for 463 G 55 AMG Kompressor. Includes ECU Upgrade, Crankshaft Pulley and Upgraded Intercooler Pump. Up to 514HP and 566LB FT. Gains: +45HP & +50LB FT Performance package R1 includes our proprietary ECU tune and crankshaft pulley in addition to our higher efficiency intercooler pump for increased, power, performance and throttle response across the entire powerband. R1 Performance Package includes: RENNtech ECU Upgrade RENNtech