R1 Performance Package | R171 | SLK 55 AMG | 385 HP / 400 LB-FT | 5.5L NA V8 | M113 bmw-m4--f82-f83---2014-2020--3-0-liter-twin-turbocharged-inline-6-esr1854239 C205 - C63 AMG Coupe

C205 - C63 AMG Coupe

engineered and manufactured in house specifically for the SLS

Up to 549HP and 495TQ

These shocks are specifically developed by RENNtech to improve the On and Off Road handling and performance of the G-Class(MY 1990 – 2018)

Evolution performance exhaust systems sound very sporty and reflect the formidable nature of the powerful six-pot engine

R1 Performance Package | R171 | SLK 55 AMG | 385 HP / 400 LB-FT | 5.5L NA V8 | M113 bmw-m4--f82-f83---2014-2020--3-0-liter-twin-turbocharged-inline-6-esr1854239 C205 - C63 AMG CoupeR1 Performance Package for 171 SLK 55 AMG. Includes ECU Upgrade and Carbon Fiber Air Box. Up to 385HP and 400 LB FT. Gains: +30HP & +24LB FT The R1 performance package for the Mercedes 55 series engine includes our proprietary ECU upgrade in addition to our full carbon fiber airbox upgrade which offers a larger volume of incoming air for better engine breathing and improved cylinder filling. This combination that provides noticeable increases