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

343 mph RENNtech ECU Upgrade 4

Note: Mercedes M177 engine performance when measured on the dyno obtains higher power numbers than rated from factory

Performance package R2 takes performance to the next level and is a step up from our R1 tuning package

An additional benefit is the freedom to mount the adjustable compression reservoir

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