

N20 Downpipe w/ Bracket MAD BMW 228 328 428
Pairs well with
Upgrade to the MAD BMW N20 catless downpipe to eliminate the backpressure caused by your stock catalytic converters. By upgrading to our downpipe, your turbo can now spool faster and achieve maximum power. As a bonus, your car will sound a lot nicer as well.
Expect up to a 30HP increase on a tuned BMW N20with stock turbo, even more on cars with upgraded turbo.
The flex pipe Section will help reduce the stress and unwanted vibration caused by heat and engine Movement.
Features:
- Smooth bends for maximum airflow without any drone
- Up to 30HP increase on the stock turbos, even more on upgraded turbos
- Lifetime warranty on defects and fitment
- 20 day return period
Fitment:
Fits N20 engines only, please check your car and confirm that it has the N20 engine before placing an order.
- 2014-2016 228i
- 2012-2015 328i & Xdrive (F chassis)
- 2014-2016 428i & Xdrive
If you are having issues with the downpipe fitting with the stock bracket, please remove the stock bracket

N20 Downpipe w/ Bracket MAD BMW 228 328 428
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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About Us
Cen-Cal Motorsport isn’t just a parts shop—it’s a lifestyle for BMW enthusiasts who crave performance, precision, and style. We’re all about taking your BMW to the next level with premium parts that bring out the beast under the hood while keeping its luxury vibes on point.
Your BMW isn’t just a car—it’s an experience. Whether you're upgrading for speed, handling, or simply flexing on the road, we’ve got the gear to match your passion.
Why settle for stock? Explore our lineup and see how real quality transforms the drive. Got questions? Hit us up anytime—your ride deserves nothing but the best.