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Milltek 80mm Axle-Back Exhaust | BMW G8X M3 M4 - Carbon Fibre Tips
SKU: SSXBM1173
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Description
Milltek 80mm Axle-Back Exhaust System for BMW G8X M3 and M4 (S58 engine). Direct axle-back fitment replacing the OE rear section; OE hanger compatibility, cutting of stock system required.
Hand-finished T304L stainless steel construction with CNC-formed JET-115 carbon fiber trim tips. 3.15" & 80mm mandrel-bent primary piping engineered for optimal exhaust scavenging. OEM+ sound character tuned to the S58's naturally aggressive note without excessive drone on part-throttle driving.
- Fits: BMW G8X M3 (2021+) and M4 (2021+)
- Material: T304L stainless steel, hand-finished
- Pipe Diameter: 3.15" and 80mm mandrel-bent
- Tips: JET-115 gloss carbon fiber trim
- Installation: Requires cutting of OE exhaust; OEM hangers reused
- Dyno-proven improvement in mid-to-high RPM exhaust velocity
Fits OE system.
Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.
Key Facts
| Pipe Diameter | 80.00 |
| 1.5 to 2 hours to fit (including removing OE system) | |
| Race Product | No |
| EMarked | Yes |
| EMark Number | M3M4G8X |
System Fitment List
Shipping Information
This system ships in 1 box.
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