S55 M3 M4 M2CS 3" Catless Downpipes
S55 M3 M4 M2CS 3" Catless Downpipes
S55 M3 M4 M2CS 3" Catless Downpipes
S55 M3 M4 M2CS 3" Catless Downpipes
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S55 M3 M4 M2CS 3" Catless Downpipes

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$699.99
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$699.99
Regular price
$999.99
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Gain more horsepower and torque with our Roundel Werk S55 Catless Downpipes.

With increased exhaust flow, this is a must have modification that you will truly feel!

This kit includes new mounting hardware.  We do recommend replacing gaskets to reduce the risk of any leaks.

  • More power and torque through entire rev range
  • Faster turbo spooling
  • 304 Brushed Stainless Steel
  • TIG Welded
  • Fits F80/F82/F83 BMW M3 & M4 and F82 BMW M2 Competition / CS
  • Mandrel bent tubing for increased flow
  • S55 Engine fitment only.  Will not standard M2

Please note removal of primary catalytic converters will trigger a CEL without a DME flash.

For off-road use only.  Includes 1 Year Warranty.

Fitment Applications: 

2015 - 2018 F80/F82/F83 BMW M3 & M4
2018+ F87 BMW M2 Competition / CS