01
Anti-rattle valve
An upgraded flapper valve spring reduces unwanted vibration and noise while retaining factory electronic control.
DGE PERFORMACE
CarBahn BMW M340i/M440i Stainless Steel Exhaust System
R 64,999.00
Incl. VAT · Shipping calculated at checkout
Fitment & specification
- Part number
- CBB07-00-4268
- Fits
- Oem
- Typical gain
- 10 hp
- Lead time
- 10-15 days
- Availability
- In stock
The sound of the B58, released
Quiet when you want it. Alive when you don’t.
A deep, powerful note under throttle with the refinement to disappear at highway speed. More character without the constant noise.
CAT-BACKComplete system
304Stainless steel
OEMValve control
ZEROHighway drone
Purpose-built engineering
Engineered for real driving—not just cold starts.
The difference is in the details you hear, feel and never have to think about: precise fitment, durable materials and factory-level behavior.
02
Joggle-slot joints
Purpose-designed connections improve sealing integrity and help prevent the leaks common in lower-quality systems.
03
OEM-quality fitment
Premium clamps, mounting geometry and carefully specified construction create a precise, factory-like installation.
Fitment & installation
Built for your BMW.
Direct bolt-on fitment for supported M340i and M440i models. Professional installation is recommended for correct alignment and valve operation.
Chassis G20, G22, G23 and G26
Installation Approximately 2 hours
Part number CBB07-00-4268
Warranty 2 years · Unlimited mileage
The CarBahn philosophy
“More performance. More character. Still engineered like it belongs on the car.”
Designed by Steve Dinan and the CarBahn engineering team