COMPATIBLE: (3.0L - S58B30)

2023 - 2025 BMW M2 COMPETITION G87

2020 - 2025 BMW M3 BASE G80

2020 - 2025 BMW M3 COMPETITION G80

2020 - 2025 BMW M3 CS G80

2021 - 2025 BMW M4 BASE G82

2021 - 2025 BMW M4 COMPETITION G82

2021 - 2025 BMW M4 CS G82

The MAD 3.5" S58 Fat boy is the largest BMW S58 catless downpipe on the market!

Upgrade from the stock S58 downpipes to the MAD 3.5" Fat Boy  S58 catless downpipes for maximum airflow, power, and sound!

Upgrade to the MAD BMW 3.5" Fat Boy  S58 downpipes to eliminate the backpressure caused by your stock catalytic converters. By upgrading to our downpipes, your turbos 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 S58 with stock turbos, even more on cars with upgraded turbos.

The flex pipe Section will help reduce the stress and unwanted vibration from the downpipes.

Features:

• Largest 3.5'' Diameter piping compared to standard 3''

• Compatible with right-hand drive and left-hand drive vehicles

• 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

• 90 day return period

• All orders ship in 1-2 business days

• Spot on fitment

• Flex section

ABOUT MASTERY OF ART & DESIGN

At Mastery of Art & Design (MAD), we are passionate about providing top-of-the-line BMW aftermarket parts to enhance your driving experience. We understand that every BMW owner wants to personalize their vehicle to stand out on the road and showcase their unique style. That's why we have made it our mission to offer the most innovative and high-quality BMW bolt-on aftermarket parts on the market.

Our current catalog of BMW charge pipes, downpipes, and intercoolers are designed with precision and expertise, utilizing the latest technology and materials to ensure maximum performance and durability. We take pride in our attention to detail and craftsmanship, and our products are rigorously tested to ensure they meet our exacting standards before they reach our customers' vehicles.

We know that quality is essential when it comes to aftermarket parts, which is why we offer a lifetime warranty against defects and fitment issues on all MAD products. We stand behind our products, and our team is always available to provide support and answer any questions you may have about installation, maintenance, or usage.

At MAD, we also understand that buying aftermarket parts can be a daunting experience, which is why we offer a 90-day return policy for all our products. If for any reason you are not satisfied with your purchase, you can return it to us within 90 days for a full refund.

Overall, our goal at MAD is to provide our customers with the best BMW aftermarket parts available while also ensuring an exceptional customer experience. We are always innovating and expanding our product line to meet the ever-changing needs of the BMW community, and we look forward to serving you for all your aftermarket needs.

WARRANTY: