The Azure Performance BMW F9X S63 | M5 / M8 | Downpipes are built to dramatically enhance exhaust flow, reduce backpressure, and unlock the true potential of your twin-turbocharged V8. Expect aggressive sound, quicker spool, and major performance gains with proper ECU tuning.

Features

• Constructed from high-grade SS304 stainless steel for durability and corrosion resistance.
• Available in Catless or 200 Cell Catted configurations.
• Optional Azure Heat Shield for superior thermal protection.
• Professional sand-blasted finish for an OEM+ appearance.
• Direct bolt-on replacement with no cutting or welding required.
• Optimised for reduced turbo lag and improved turbo spool.
• Designed for track use only; ECU tuning recommended for peak performance.

Product Fitment

Make	Model	Chassis Code	Years	Engine Size
BMW	M5	F90	2018–2023	4.4L Twin-Turbo V8 (S63)
BMW	M8	F91 / F92 / F93	2019–2023	4.4L Twin-Turbo V8 (S63)

Performance Gains

Specification	Stock (S63 Engine)	With Azure Downpipes & Tuning
Horsepower	625 HP	702 HP (+77 HP)
Torque	750 Nm	872 Nm (+122 Nm)
Power Output	466 KW	523 KW (+57 KW)

*Performance gains are based on proper ECU tuning and supporting modifications.