MAD BMW G8x S58 3.5" Fat Boy Downpipes M3 M4 - COLORADO N5X
MAD BMW G8x S58 3.5" Fat Boy Downpipes M3 M4 - COLORADO N5X
MAD BMW G8x S58 3.5" Fat Boy Downpipes M3 M4 - COLORADO N5X

COLORADO N5X

MAD BMW G8x S58 3.5" Fat Boy Downpipes M3 M4

Sale price$519.99 USD
SKU: 7004-MAD
Re-stocking soon
Quantity:
Pickup available at CON5X DROPSHIP Usually ready in 2-4 days

MAD BMW G8x S58 3.5" Fat Boy Downpipes M3 M4

CON5X DROPSHIP

Pickup available, usually ready in 2-4 days

11450 Cherokee Street
A-1
Northglenn CO 80234
United States

+17203008975

Worldwide Delivery. Express Shipping

OUT OF STOCK Apr 14th 2025


 

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

SKU : MAD-4047
Width : 29
Height : 12
Depth : 7

PLEASE NOTE

  • Orders with both in-stock and backorder or out-of-stock products will be dispatched once all products are available to ship together.
  • Contact our sales team if you want your parts fitted to your vehicle at our London workshop.
  • Shipping estimates are based on courier delivery times and don't include time to despatch from our warehouse.