BMW X6M F86 Catless & High-Flow Catted Downpipes — S63 4.4L Twin-Turbo V8 | 2015–2019
YPG Motorsport catless downpipes for the BMW X6M F86. Direct bolt-on replacement for the factory catalytic converters on the S63 4.4L twin-turbo V8. Same hot-vee S63 architecture as the F85 X5M, F10 M5, and F1x M6 — removing factory cats eliminates the primary restriction in the exhaust path, delivering faster turbo spool, stronger mid-range torque, and a louder, deeper exhaust note.
Available in catless, 200-cell high-flow catted, and 400-cell GESI catted configurations.
- Material: SS304 stainless steel, mandrel-bent, TIG-welded
- Fitment: BMW X6M F86 (2015–2019)
- Engine: S63 4.4L twin-turbo V8
- Power gains: +25–45 WHP (catless with Stage 2 tune)
- Warranty: Lifetime warranty against manufacturing defects
Stage 2 ECU calibration required with catless installation. Bolt-on fitment using factory mounting points.
Ships worldwide from YPG Motorsport — free shipping to the GCC, USA, UK, and EU.
These downpipes are the hardware prerequisite for Stage 2 power. Pair them with the matching ECU tune to extract the full gains.
View Stage 2 Tune →
