Milltek 80mm Axle-Back Exhaust - BMW G90 M5 - Brushed Titanium Tips - SSXBM1412

Milltek 80mm Axle-Back Exhaust System for BMW G90/G99 M5 (NAS/ROW spec). Direct bolt-on replacement for the OE rear axle-back section. Requires cutting of the factory exhaust downstream of the rear axle; no modification to vehicle structure or hangers required.

Constructed from T304L stainless steel with hand-finished brushed titanium tips. 3.15" and 80mm mandrel-bent pipe diameters engineered to improve exhaust scavenging and flow characteristics. Decibel-tested sound character delivers a sportier, more pronounced note while maintaining usability on public roads.

• T304L stainless steel construction with brushed titanium tip finish
• 3.15" / 80mm mandrel-bent piping for optimized flow
• OE+ sound character - refined aggression, not excessive resonance
• Direct factory fitment; OEM hanger points utilized
• Cutting of OE system required; rear section replacement only
• Fits BMW G90 M5 and G99 M5 (North American and Rest of World specs)

Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.

Specifications

• Pipe diameter: 80mm (3.15")
• Fitting time: 4 to 5 hours, including removing the factory system

Fitment

• BMW > 5 Series > M5 4.4l Twin Turbo Hybrid G90 & G99 (NAS/ROW Spec Vehicles) > 2025 and Later

• Free US shipping on orders over $250.
• Free pickup at our Dallas shop, usually ready within 24 hours.
• Unused parts can be returned within 30 days. Tunes, opened electronics, merch and installed parts are final sale.
• Want it installed? Book the install at thegbmotors.com.

Full details are on our shipping and returns page.