BMW M5 F90 xDrive Racing Cat-Back System - Stainless Steel - Integrated Valves - Non-Resonated Fitting:Included using their precision-engineered progressive spring

using their precision-engineered progressive spring rates

The larger and more efficient core of the CSF radiator ensures that engine temperatures remain within safe operating limits

With "B-tubes" you are able to get "dual liquid laminar flow"

Remus Rear Silencer

Designed to maintain optimal engine temperatures under intense conditions

BMW M5 F90 xDrive Racing Cat-Back System - Stainless Steel - Integrated Valves - Non-Resonated Fitting:Included using their precision-engineered progressive springATTENTION: RACING No (EC ) approval! The Cat Back System L R consists of: RACING non resonated cat back front section RACING sport exhaust system left and right, with integrated valves (The activation of the valves is carried out using the original actuators via the vehicle onboard electronics.) tail pipe set Original tube 80 mm REMUS tube 84 mm ATTENTION: No vehicle modifications required! Not for Competition models! The use of racing products and