Upgrade from the stock N55 downpipe to the MAD N55 catless downpipe for maximum airflow, power, and sound!
By removing the stock catalytic converter, you delete all turbo restrictions allowing your turbo (stock or aftermarket) to spool faster and achieve maximum power. Expect up to 30 HP increase on a stock car with a tune, even more with an upgraded turbo.
Features:
- Compatible with right hand drive and left hand drive vehicles
- Smooth bends for maximum airflow without any drone
- Up to 30HP increase on stock turbo, even more on upgraded turbo
- Gaskets and mounting included
- Lifetime warranty on defects and fitment
- 90 day return period
- All orders ship in 1-2 business days
- Spot on fitment
Fitment:
- 2011-2013 BMW 135
- 2011-2013 BMW E chassis 335i & 335XI
- 2012-2015 BMW X1 35i
We have a 20-day return policy, which means you have 20 days after receiving your item(s) to request a return. Please note we charge a 25% restocking fee on all returns. To be eligible for a return, your item must be in the same original/new condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase. To start a return, you can contact us at Sales@ColoradoN5X.com. Items sent back to us without first requesting a return will not be accepted. You can always contact us for any return question at Sales@ColoradoN5X.com. Please inspect your order upon arrival, and contact us immediately if the item is defective, damaged or if you received the wrong item, so that we can evaluate the issue and make it right.
Exceptions/non-returnable items:
Certain items cannot be returned, like sale items, perishable goods, custom products (such as special orders or personalized items), hazardous materials, flammable liquids, and/or gases. Please get in touch if you have questions or concerns about your specific item. Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges:
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
Refunds:
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember, it can take some time for your bank or credit card company to process and post the refund.
