ApexBuilt® BMW F85 X5M/F86 X6M Race Downpipes (S63TU, 2015-19)

From $999.99
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ApexBuilt® BMW F85 X5M & F86 X6M Race Downpipes offer...

• Industry-leading build quality.

• Perfect fitment, guaranteed.

• Drastically improved throttle response, quicker turbo spool, and an aggressive exhaust note versus OEM.

• Estimated gains of 35-45+ wheel horsepower and 55-60+ TQ when installed on a vehicle that is not tuned.

• Estimated gains of 55+ HP and 60+ TQ over stock power levels when paired with an aftermarket ECU tune.

• TIG-welded T304 stainless steel construction, assembled by hand in Naples FL.

• Lifetime warranty.

Release Notes:

Jan 19, 2023: Redesigned V2 F85/F86 downpipes have been released, all orders placed on or after January 23rd will receive the latest V2 design shown in current photos. 


These these parts are for OFF ROAD / RACE USE ONLY. We advise you to run a tune on your vehicle for best results.



Fitment supported for the following vehicles: