BMW M3 E46 (2001-2006) Exhaust Mid Pipe/Midpipe Centre/Center Section (Section 2) by Cobra Sport - 2.5in 63.5mm Twin Pipe, Cat-Back Middle/Connecting Pipes, Direct-Fit S54 Upgrade

E46 M3 mid pipe upgrade for sharper sound and response

Unlock a crisper, more engaging tone and smoother flow on your BMW M3 E46 with this precision-built centre section. Engineered in 2.5 inch 63.5 mm twin pipework, it connects from the catalytic converter outlets to the rear section, giving a clean bolt-on install and a real step up in soundtrack and driveability.

Built by Cobra Sport for enthusiasts who want quality, consistency and a great fit, this middle section is a popular choice for drivers looking to enhance that iconic S54 howl. We have used this kit on our own builds and customer cars with excellent results. Fitment is straightforward and the finish is spot on.

• E46 M3 section 2 replacement mid section
• 2.5 inch 63.5 mm pipework for improved gas flow
• Joins the cat outlets to the back box section
• Direct-fit design with fixings included
• Proven upgrade for sound quality and throttle feel
• Trusted Cobra Sport construction and guarantee

What you get
Mid-pipe centre section with the required nuts and bolts for installation.

Important fitment notes
This kit does not include the following dealer-only components shown on the factory diagram. Please inspect your existing parts to confirm condition and reusability:

• Component 18 - Metal slip on flange - BMW part number B18.11.1.719.417
• Component 17 - Graphite ring gasket - BMW part number B18.10.1.405.737
• Component 15 - Metal ring gasket - usually re-usable

Ideal search terms
E46 M3 mid pipe, M3 E46 section 2, E46 centre pipe, E46 middle section, M3 cat-back centre, BMW M3 connecting pipes, E46 exhaust middle, S54 mid section, 2.5 inch twin pipe, 63.5 mm centre pipe

Professional installation
Want it fitted perfectly first time? Book with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quote.

Media

Example of BMW M3 E46 sports exhaust BM22 and BM23

Example of BMW M3 E46 sports exhaust BM22 and BM23

Example of BMW M3 E46 sports exhaust BM22 and BM23 fitted alongside aftermarket de-cat second section