BMW M5 F90 4.4L S63 Valved Cat-Back Exhaust System
Valved cat-back exhaust for the BMW M5 F90 with the 4.4L S63 twin-turbo V8. Available in 304 stainless steel or titanium. Confirm model year, M5, Competition, or CS specification, market, and VIN before production.
Intended fitment: BMW M5, F90, 4.4T S63. Model years are not specified in the current catalog.
Fitment confirmation is required before production. Please provide your model year, exact model, chassis code, engine, and VIN when available so Echo Exhaust can confirm compatibility and final configuration.
Browse all BMW exhaust systems.
Related fitment: BMW M5 G90 4.4T S68.
Available material selections in the current catalog are 304 stainless steel and titanium.
Available catalog selections include OEM valve control or remote control. Confirm the final valve-control method before production.
Current catalog tip selections include silver, black, and carbon finishes. Confirm the final tip selection before production.
Material, valve-control method, tip configuration, and custom-logo details should be confirmed with Echo Exhaust before production.
Professional installation is strongly recommended.
Before installation, have the installer verify connection points, clearances, valve-control routing, and the supplied configuration against the vehicle.
Final package contents depend on the selected material and configuration. Confirm the included components with Echo Exhaust before fulfillment.
Installation time, required modifications, sound level, emissions compliance, performance gains, and check-engine-light behavior are not specified in the current catalog.
This product is offered for pre-order. Estimated processing time is 5–15 business days, followed by an estimated 5–10 business days in transit.
View the Shipping Policy for current shipping terms.
View the Return & Refund Policy before ordering.
Fitment FAQ: Is this guaranteed to fit every BMW M5 F90 4.4T S63 vehicle? No. Confirm model year, chassis, engine, and VIN when available before production.
Material FAQ: Which material should I choose? Both 304 stainless steel and titanium are listed; confirm the final selection based on your build requirements.
Valve FAQ: OEM valve control and remote control are listed. Confirm which method is appropriate for your vehicle before production.
Installation FAQ: Professional installation is strongly recommended.
