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Milltek Cat-Back Exhaust | BMW G20 M340i G22 M440i - OE Tips
SKU: SSXBM1272
Parts
- MSBM336: LH Axle Pipe - MSBM336
- MSBM337: RH Axle Pipe - MSBM337
- MSBM338: Rear Silencer Assembly - MSBM338
- MSBM339: LH Outlet Pipe to OE Trims - MSBM339
- MSBM340: RH Valved Outlet Pipe to OE Trims - MSBM340
- MSBM344: GPF|OPF Bypass Section - MSBM344
- MSBM345: GPF|OPF Bypass LH Section - MSBM345
- MSBM346: GPF|OPF Bypass RH Section - MSBM340
- MSBM409: Front Connecting Pipe (Slip Joint)
Documents
Description
Milltek Cat-Back exhaust system for BMW G20 M340i and G22 M440i - direct factory replacement using OEM mounting points and hangers. Hand-finished T304L stainless steel construction with mandrel-bent piping delivers engineered tone and measurable performance gains while maintaining OEM+ fitment to original trim locations.
Available in non-resonated and resonated configurations to suit your acoustic preferences, from refined daily-driving character to full-throttle aggression. Each system is decibel-tested and CNC-formed for precision fitment. No modifications required - bolt directly to your factory cat location.
- G20 330i, 340i, 350i fitment (B58 engine)
- G22 440i, M440i xDrive fitment (B58 engine)
- T304L stainless steel, hand-finished construction
- OEM hanger compatibility - no cutting or welding
- Multiple exit configurations available
- EC Approved for street use where applicable
Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.
Key Facts
| Pipe Diameter | 76.20 |
| 2 to 2.5 hours to fit (including removing OE system) | |
| Race Product | Yes |
| EMarked | No |
System Fitment List
Shipping Information
This system ships in 1 box.
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