R2 Performance Package for CLS 63 (C219- 571 HP / 523 LB-FT) mercedes-benz-cls-class--218---2015-2018--cls-550-biturbo-esr2270978 Our intermediate ECU tune increases

Our intermediate ECU tune increases performance from 402 HP and 443 lb/ft torque up to 480 HP and 605 lb/ft at the crank

for faster shifting and a quicker boost response for the next gear

Our suspension kit lowers your vehicle up to 1

CLASS S LONG (W 221) 450 4-matic [2 Filters Required] (HP: 340 | Year: 06 > )

Up to 538HP and 566LB-FT

R2 Performance Package for CLS 63 (C219- 571 HP / 523 LB-FT) mercedes-benz-cls-class--218---2015-2018--cls-550-biturbo-esr2270978 Our intermediate ECU tune increasesR2 Performance Package for 219 CLS 63 AMG. Includes ECU Upgrade, Carbon Fiber Air Box, Upgraded Throttle Body and Stainless Steel HEaders. Up to 571HP and 523LB FT. Gains: +64HP & +58LB 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 +64 HP and +58 LB FT over stock. Performance Package 2 Includes: RENNtech ECU