RENNtech | ECU Upgrade | C 450 BiTurbo AMG | W205 | 402HP/454LB-FT | 3.0L V6 | M276 | MY2016 mercedes-benz-cl-class--215---2001-2006--cl-500-esr9379736 – Similar tubular subframe structure

– Similar tubular subframe structure as used in motorsports

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

RENNtech tuning software for Mercedes offers significant gains in horsepower and torque across the vehicle's entire power band

R1 Performance Package for 463 - G 55 AMG Kompressor

CL (C216) 500 Blue Efficiency 4-matic [2 Filters Required] (HP: 435 | Year: 10 > )

RENNtech | ECU Upgrade | C 450 BiTurbo AMG | W205 | 402HP/454LB-FT | 3.0L V6 | M276 | MY2016 mercedes-benz-cl-class--215---2001-2006--cl-500-esr9379736 – Similar tubular subframe structureRENNtech ECU Upgrade for 205 C 450 BiTurbo AMG 4 MATIC. Up to 402HP and 454LB FT. Gains: +40HP & +70LB FT RENNtech M276 Biturbo ECU Upgrades are TV approved! RENNtech tuning products are certified to meet CARB standards in all 50 States. RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your