RENNtech ECU+ Upgrade | X253 | GLC63 AMG (S) 4MATIC+ SUV | 601 HP/644LB-FT | 4.0L V8 BiTurbo | M177 | MY2016+

ECU+ Upgrade | GLC 63 AMG S and non-S | Up to 601 HP / 644 LB-FT | Gains: +75 HP & +113 LB-FT

RENNtech Intermediate ECU Upgrade | X253 | GLC63 AMG (S) 4MATIC+ SUV | 574 HP/612LB-FT | 4.0L V8 BiTurbo | M177 | MY2016+

Intermediate ECU Upgrade | GLC 63 AMG S and non-S | Up to 574 HP / 612 LB-FT | Gains: +48 HP & +80 LB-FT

RENNtech | Blow-Off Valve Adapter | 3.0L V6 | 4.0L V8 | BiTurbo Engines

RENNtech Blow-Off Valve Adapter for M276- 3.0L V6 BiTurbo | M177 – 4.0L V8 BiTurbo

RENNtech | Hand-Held Suspension Module | GLC / GLE / GLS | SUV and Coupe

RENNtech HSM | Digital Suspension Lowering Module for the GLC, GLE and GLS – SUV and Coupe

RENNtech EVM | Exhaust Valve Module

RENNtech Exhaust Valve Module | Permanently Open Exhaust Flaps. 172 – SLC 43 AMG; 253 – GLC AMG Models SUV + Coupe

RENNtech EVM | Exhaust Valve Module

RENNtech Exhaust Valve Module | Permanently Open Exhaust Flaps. 213 – E63 AMG; 290 – AMG GT 4-Door Coupe, 222 – S 560 + S63 AMG Sedan

RENNtech Stage I Turbo Upgrade | X253 | GLC 63 /S AMG | SUV | 709HP/638TQ | 4.0L V8 BiTurbo | M177 | MY2015+

Includes Turbo Upgrade, ECU Upgrade, and Fuel System Upgrade. Gains: Up to +164HP | +88LB-FT

RENNtech Stage II Turbo Upgrade | X253 | GLC63 /S AMG | SUV | 767HP/633TQ | 4.0L V8 BiTurbo | M177 | MY2016+

Includes Turbo Upgrade, ECU Upgrade, and Fuel System Upgrade. Gains: Up to +222HP | +83LB-FT

BMC Performance Air Filter For Mercedes Benz (M177 Biturbo Engines)