Wagner Tuning Downpipe Catted
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Wagner Tuning Downpipe Catted - BMW M135i (F20/F21) / 335i (F30/F31/F34) - 2013
Wagner Tuning builds its exhaust hardware in Germany with a focus on reducing turbo back pressure and thermal load without sacrificing emissions control. This catted downpipe is a direct replacement for the restrictive factory unit on the BMW M135i and 335i, built from stainless steel for long term durability.
This listing covers the BMW M135i (F20/F21) and 335i (F30/F31/F34) built up to 06/2013. It replaces OEM part number 18328603875 and bolts straight in with no cutting or modification required.
Note: ECU tuning is required to clear the check engine light once fitted.
Specifications
- Material: stainless steel 1.4301 (SS304)
- 200 cpi catalytic converter retained
- Connection diameter: 105mm
- Direct OEM replacement, 100 percent bolt on fit
- Reduces back pressure for improved turbo response, power and torque
- Lowers thermal load on the turbocharger
Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your vehicle's build date and chassis code are confirmed before ordering.
Not sure if this downpipe suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
| Make | Model | Chassis | Engine |
|---|---|---|---|
| BMW | 335i | F30 | N55 |
| BMW | 335i | F31 | N55 |
| BMW | 335i | F34 | N55 |
| BMW | 435i | F32 | N55 |
| BMW | 435i | F33 | N55 |
| BMW | M135i | F20 | N55 |
| BMW | M135i | F21 | N55 |
Technical Specifications
| Spec | Value |
|---|---|
| OEM Cross Reference | BMW Part# 18328603875 |
| Material | Stainless steel 1.4301 (SS304) |
| Catalytic Converter | 200 cpi |
| Connection Diameter | 105 mm |
No instructions available for this product.

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