R3 Performance Package for CL 600 (C215- 650 HP / 800 LB-FT) exhaust 343 mph RENNtech ECU Upgrade

343 mph RENNtech ECU Upgrade 4

R2 Performance Package for 220 - S 55 AMG Kompressor

Using the RENNtech CPC with other non-RENNtech ECU software does not guarantee proper functionality

Crank Performance Numbers are calculated with a 16% Drivetrain loss on All-Wheel drive vehicles

C217 - S 550 Coupe | MY2015-17

R3 Performance Package for CL 600 (C215- 650 HP / 800 LB-FT) exhaust 343 mph RENNtech ECU UpgradeR3 Performance Package for 215 CL 600. Includes ECU Upgrade, TCU Upgrade, High Efficiency Intercooler Pump, RT 3pc. Carbon Fiber Air Box, 100% Locking DIfferential and Transmission Upgrade. Up to 650HP and 800 LB FT. Gains: +157HP & +210 LB FT The R3 performance package is the ultimate performance upgrade for your 600 series Mercedes! Our package 3 includes everything found in our performance package 2 plus our higher efficiency intercooler pump kit