Product Details
About this part
The Downpipe Kit fits in to the n20 engine:
BMW 125i F20 / F21
BMW 220i F22 / F23
BMW 228i F22 / F23
BMW 320i (x) F30 / F31 / F34
BMW 328i (x) F30 / F31 / F34
BMW 420i (x) F32 / F33
BMW 428i (x) F32 / F33 / F36
See photo on how to confirm N20 or N26
Replacement for OEM BMW Part# 18327645666 from year of construction 10/2012+
made out of high quality stainless steel 1.4301 (SS304)
100% perfect fit, replace OEM
less thermal load on the turbocharger
more power by reducing back pressure
significantly more torque
200cpi catalytic converter
connection diameter 105mm
Catalytic Converter Disclaimer
It is to be noted that Wagner Tuning catalytic converters are intended to be used on OEM vehicles to optimize performance. They are NOT intended to be used in conjunction with an ECU tune. Wagner Tuning Inc. assumes no responsibility for damages caused by modifications made to a vehicle such as, a tuned ECU and/or 'burble' style tunes. Wagner Tuning Inc. is also not responsible for damages caused by engine malfunctions creating rich/lean conditions that are detrimental to the catalyst. A warranty audit will be performed on any claim regarding a catalytic converter. In order for a warranty to be honored, Wagner Tuning Inc. will require the purchaser to provide proof that the engine was unaltered and tuned to the original manufacturer's specifications and maintained in proper operating condition. The end user assumes all responsibility regarding the legality of use of a non-OEM catalytic converter on their vehicle for the region in which it is used.
Fitment
Not sure it fits? Contact us with your car's year, model and VIN and we'll help you confirm before you order.
If a part doesn't fit as expected, contact us and we'll work with you to resolve it.
Majority of products have a fitment section in the product description or within the title.
Returns
- Unused, uninstalled parts can be returned or exchanged within 30 days of the order date.
- To start a return: Contact us first, don't use Return to Sender.
- Returns can have up to a 20% restocking fee.
- Built-to-order and special-order items can't be returned or cancelled once production begins.
Shipping
- Orders are processed 7 days a week to ensure your product ships as quickly as possible.
- Inspect parts within 10 days of delivery, and reach out regarding any damage or missing pieces.
See our Tariff Policy
Warranty
- All parts retain the manufacturer's warranty.
- Warranty claims are subject to the manufacturer's approval.