Milltek Sport Axle-Back Rear Section Muffler Backbox End Silencer for BMW E46 M3 3.2 S54 2001-2007 Coupe/Convertible (Cabriolet) | Bolt-On Direct Fit to OEM Centre/Mid Pipe | T304 Stainless Performance Exhaust | UK Made | SSXBM934

Milltek Rear Muffler Backbox for BMW E46 M3 3.2 S54 2001 to 2007 Coupe and Cabriolet Part Number SSXBM934

Give your E46 M3 the soundtrack it deserves with the Milltek rear section SSXBM934. This tail box replaces the factory end silencer and connects straight to the original centre pipe for a clean OEM plus upgrade. Crafted in the UK from high quality T304 stainless with mandrel bent pipework, this axle back delivers a sharp, motorsport inspired tone that stays civilised on the motorway and comes alive under load.

Built to last and designed to fit perfectly, the SSXBM934 rear muffler enhances flow while retaining daily comfort. Expect a purposeful note that flatters the S54 without harshness or drone. It looks as good as it sounds thanks to premium materials and precision finishing.

Why enthusiasts choose SSXBM934

• Part Number: SSXBM934
• Direct bolt on to the factory mid section for simple installation and an OEM plus look
• UK made T304 non magnetic stainless steel for superb corrosion resistance and durability
• Mandrel bent tubing for consistent diameter and efficient gas flow
• Tuned sound profile refined at cruise, characterful when you open it up
• Precision fitment built on jigs for reliable alignment and easy mounting

Compatibility

• BMW M3 E46 3.2 S54
• Body styles Coupe and Cabriolet Convertible
• Years 2001 2002 2003 2004 2005 2006 2007
• Mates to the OEM standard centre section original mid pipe

What it adds to your E46 M3

A richer M straight six note with a crisp edge, improved flow from quality pipework, and the long term confidence of full stainless construction. This is the rear box upgrade that complements the S54 perfectly while keeping cabin refinement intact.

Our experience

At MJ Modifications we run and fit Milltek systems on our own cars and customer builds. The SSXBM934 has been a consistent favourite for E46 M3 owners who want a premium rear section that bolts up to the stock centre pipe. Feedback has been overwhelmingly positive on sound quality, fit and finish.

Professional installation

We recommend professional fitting. MJ Modifications in Warwickshire can install this rear section and provide friendly advice. Request a fitting quote at info@mjmodifications.co.uk.

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Part Number SSXBM934