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MAD BMW G8X S58 3.5" FAT BOY DOWNPIPES M3 M4 MAD-4047
MAD BMW G8X S58 3.5" FAT BOY DOWNPIPES M3 M4 MAD-4047
MAD BMW G8X S58 3.5" FAT BOY DOWNPIPES M3 M4 MAD-4047
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MAD BMW G8X S58 3.5" FAT BOY DOWNPIPES M3 M4 MAD-4047

MAD-4047
Exhausts/Downpipes
$489.00
$489.00

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In stock !

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:

  • 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

Fitment:

  • 2021+ BMW M3 G80
  • 2021+ BMW M4 G82 G83

SKU:

MAD-4047

MAKE MODEL SUBMODEL ENGINE
BMW G80 M3 S58 3.0L
BMW G80 M3 Competition S58 3.0L
BMW G80 M3 Competition xDrive S58 3.0L
BMW G82 M4 S58 3.0L
BMW G82 M4 Competition S58 3.0L
BMW G82 M4 Competition xDrive S58 3.0L
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We have a 10-day return policy, which means you have 10 days after receiving your item to request a return. Any return or cancellation will be 10% Fee. To be eligible for a return, your item must be in the same 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 support@euroklasse.com. If your return is accepted, Items sent back to us without first requesting a return will not be accepted. You can always contact us for any return question at support@euroklasse.com. Damages and issues Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right. Exceptions / non-returnable items Certain types of items cannot be returned, like perishable goods, custom products (such as special orders or personalized items), We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item. Unfortunately, we cannot accept returns on Sale/ Discounted items or gift cards Or . 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 too.

Customer Reviews

Based on 4 reviews
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L
Liridon Gashi

MAD BMW G8X S58 3.5" FAT BOY DOWNPIPES M3 M4 MAD-4047

R
Rudy Hartono
Fast shipping

Packet received with well, fast response and shipping. Recommended seller !

A
Andrew N
Insane

Paired this with a full valvetronic exhaust and sounds amazing

G
Greens MotorWorks
Downpipes

Euroklasse was the only place that had these in stock! I've installed countless amount of downpipes on multiple different chassis and these downpipes were by far the best fitting set I've ever dealt with. Highly recommend euro classe and these MAD downpipes.

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