


Product Details
About this part
The CTS Turbo downpipe for the BMW B46 is made to maximize exhaust flow for the highest power gains. Do not compromise performance and sound with factory parts – unleash your BMW’s potential!
Designed using the latest in CAD technology; this part is made to fit perfectly in place of your factory downpipe. Manufactured from T304 stainless steel, hand TIG welded and back-purged to ensure years of reliable performance.
Product Details:
- Precisely designed and tested on a real car in the real world
- Fits both RHD and LHD models.
- T304 stainless steel, TIG welded back-purged construction
- Great power upgrade with uncompromising performance
- Incredible sporty exhaust sound, subtle when cruising
- No drone with factory exhaust
The use of stage 2 software is strongly recommended to avoid the CEL from coming on.
Catalytic converters damaged by “crackle tune” are not covered under warranty.
Does not fit non USDM(US and Domestic Markets) spec cars, they use a B48 Engine
- 2016-2021 BMW F2X 230i & xDrive
- 2016-2018 BMW F3X 330i & xDrive
- 2019-2022 BMW G20 330i & xDrive
- 2015-2019 BMW F3X 430i & xDrive
- 2017-2021 BMW G30 530i & xDrive
- Should also fit G42 230i & xDrive
Stage 2 software is required to avoid check engine light. Only fits cars without GPF/OPF.
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.