M.B. W140 S/SEL 600 | M120 V12 Airbox Inlets mercedes-benz-s-class--222---2018-2020--s-550-esr4551590 No re-programming of ECU needed

No re-programming of ECU needed

this is the ultimate upgrade for your CLK Black series

5L V8 RENNtech boosts the 550-Series by up to 20 HP and 14 TQ

Electronically actuated valves eliminate unwanted exhaust noise during low-RPM driving

The maximum power number reached with the RENNtech ECU Upgrade for the C253 - GLC 43 AMG Coupe is 400 HP and 440 LB-FT

M.B. W140 S/SEL 600 | M120 V12 Airbox Inlets mercedes-benz-s-class--222---2018-2020--s-550-esr4551590 No re-programming of ECU neededRENNtech Air Intakes The air intake system is a critical component in optimizing engine efficiency and performance. By supplying the engine with clean, cool air, it ensures optimal combustion, leading to improved throttle response and power output. Upgrading to high performance air intakes, such as RENNtech's offerings, can significantly enhance airflow, reduce intake temperatures, and contribute to a more responsive driving experience. Designed for