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BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW E46 M3 S54 (1999-2005)

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Performance exhaust options from the best BMW aftermarket producers and the most reliable replacement maintenance parts are all at Turner Motorsport. Over time, factory exhaust on the cleanest examples of BMW heritage shows their age. Our factory replacement exhausts are just what you need to keep your favorite car in showroom condition or finish off your restoration. If you are looking for a bump in sound and power, you can also find our performance options like Headers, Downpipes, and Mufflers from Corsa, DINAN, and others on this page.

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HJS Exhaust Pipe Hanger - E36, E39, E46, E90, E92, E93, Z4

T#:556847

Part#: 18201401797

Ships on Sep 1, 2026

$ 35.99

This product was last offered at the strikethrough price on
07-15-2026

$ 24.64 USD

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$ 24.64 USD

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Rear muffler hanger

Header Hardware and Gasket Kit - E46 M3

T#:48

Part#: E46M3HEADERKIT

Ships in 7 Business Days

$ 169.99

This product was last offered at the strikethrough price on
03-04-2026

$ 164.99 USD

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$ 164.99 USD

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Includes longer studs for aftermarket headers! If you're swapping in new headers on your E46 M3 this kit of gaskets and hardware is the perfect finishing touch! Everyone knows that headers are one of the best performance gains you can do on the E46 M3 and we sell a lot of them. But new gaskets are required if you want a leak-free install and to avoid re-doing the work. This kit fits all E46 M3 (LHD only). Includes: 6 x 11627830667, manifold to head gaskets 18 x 11721437202, exhaust manifold nut 18 x 11121744057, exhaust manifold stud 2 x 11627830668, manifold to section 1 crush rings 1 x 11727505259, air pump valve gasket This item fits the following BMWs: 2001-2006 E46 BMW M3

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Cylinder Head To Exhaust Manifold Stud & Nut Kit - E46 M3

T#:636980

Part#: 07129900298KT

Ships in 1 day

$ 103.99

This product was last offered at the strikethrough price on
03-04-2026

$ 96.99 USD

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$ 96.99 USD

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This convenient kit includes all the hardware you need to replace your old, rusted (or broken) exhaust manifold studs on your S54 engine's head.

Eisenmann Performance Exhaust

T#:585287

Part#: B5313.00XXX

In Stock at Vendor

Starting at $ 1,859.99 USD

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Starting at $ 1,859.99 USD

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Maximize power, performance, and style.

EVC Sound Control Kit - E46 M3 X-pipe

T#:22163386

Part#: RE.MID.EVC

Special Order: No Guaranteed ETA

$ 325.00 USD

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$ 325.00 USD

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The Rogue Engineering EVC kit is designed specifically to fit our E46 M3 X-Pipe. Operation from fully open to close (or close to open) is less than 3 seconds. It can be opened or closed partially as well. The momentary switch can be mounted anywhere in the cabin. The kit includes: Made in the USA, DMH electric valve Custom wiring harness, specifically designed by Rogue Engineering to fit the E46 M3 X-Pipe Stainless steel turn-down Gaskets and hardware Wiring the valve requires power and ground. It is recommended that the power wire be sourced from switched-ignition power, so not to inadvertently cause battery drain. If you are not comfortable with automotive wiring, it is recommended that you seek professional help for installation.

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Exhaust Gaskets and Hanger Package for E46 M3

T#:338742

Part#: E46M3EXHGASKETS

Ships on Sep 1, 2026

$ 285.99

This product was last offered at the strikethrough price on
07-15-2026

Starting at $ 250.99 USD

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Starting at $ 250.99 USD

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A Do-It-Yourself exhaust install can be hard enough. But to stop in the middle of it to run to the dealer for gaskets, hangers, or special hardware is a major inconvenience. Don't be left taking the bus to the dealership on the hunt for parts. Get all of the parts you may need before the job begins! And with mileage we can almost gurantee that any section you remove will need to have new gaskets. Some of the gaskets are crushed to ensure a tight seal; other gaskets become stuck to their flanges. This set of hangers and gaskets for the 2001-2006 E46 M3 covers all of the sections of the exhaust, from the headers to the muffler.

The exhaust on the E46 M3 is broken up into sections -
headers - gaskets at the cylinder head and at the outlet to section 1, plus an air pump gasket
section 1 - crush gasket rings on the inlet and flange gaskets at the outlet to section 2
section 2 - flange gaskets at the inlet and steel exhaust rings at the outlet to the muffler
muffler - steel exhaust rings on the inlet with special square-shouldered nuts (included with hanger/gasket kit)

This package also includes 3 new muffler hangers and the 2 hangers in the center of the exhaust (mounted on section 1).

We also offer most of the exhaust hardware you may need -
Torx bolts and nuts for the header-section 1 connection
copper nuts for the section 1-section 2 connection (M8x30 bolts can be re-used)

Applications:
2001-2006 E46 M3 coupe, convertible

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E46 M3 Rogue Engineering Diablo Exhaust

T#:3428564

Part#: RE_DIABLO

Back Ordered

$ 1,394.99 USD

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$ 1,394.99 USD

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Rogue Engineering is proud to introduce our E46 M3 El Diablo exhaust. A cursory glance at the exhaust easily shows how this exhaust excels in both performance while saving weight. However, a closer look will show the pure artistry of its construction and elements of unique design. Over a Decade of Legendary Performance It's not like Rogue Engineering to rest on its laurels when it comes to development of any performance product. In fact, we are typically the first to market of product in many instances. However, when it came to the E46 M3 exhaust, we were definitely NOT the first ones on the block. By last count, there were already over 20 different companies offering exhausts for the E46 M3. Some companies even offer multiple selections (as if they couldn't make up their mind which was best!). After listening and installing countless aftermarket exhausts in our own facility, we felt we had heard and seen enough of the good, bad and very cheezy. We recognized that most E46 M3 owners had very specific requirements to meet that they found in other exhausts out there. What you see here is the culmination is the best features of many of the exhaust systems found today, at an affordable price with the performance you come to expect from a Rogue Engineering product. El Diablo Features The RE El Diablo is made to fit exactly like factory. Improved, updated specs! Weighs only 30 lbs., 26 lbs. lighter than the factory muffler! (factory is 56 lbs.) 100% T-304 stainless steel construction and internals Fully mandrel bent tubing, no crimps or flattened areas Mil-finished pipes and muffler, mirror polished stainless steel quad 80mm Club Sport tips! Full TIG welded construction, no lock seams or pinch welds. Rogue Engineering logo tastefully stamped in the body of the muffler Flow-through design does not create muffler "hot spots" found on chambered mufflers Optimized tubing sizes and minimized bends maintain exhaust velocity without compromising necessary backpressure Deep, throaty tone, without the drone. ELIMINATE THE FACTORY RASP SOUND WITH THE ROGUE ENGINEERING RASP PIPE! Tuneable sound volume with the use of our EVC X-PIPE (SECTION 2)! Easy to install (compared to other systems in the market) Will not change ground clearance Will not void factory warranty Will not affect emissions No permanent modifications required for installation El Diablo Design; Daring to be Different Much development was spent to optimize the El Diablo exhaust system. To understand the improvements, it is important to see how a stock exhaust functions.

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Exhaust Support Bracket With Hardware

T#:36981051

Part#: RE.309.NOKT

Back Ordered

$ 169.00 USD

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$ 169.00 USD

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Note these are sold EACH. For an E46, you need to purchase two to replace both of them on the car. For E9X M3 and E88 128i/135i, they only use one bracket. Each order includes a pair of replacement exhaust hangers at NO CHARGE!

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Rogue Engineering E46 M3 X-Pipe V2 - Without EVC Valve

T#:22163391

Part#: RE.XPIPE.E46M3

Back Ordered

$ 644.99 USD

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$ 644.99 USD

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Replaces the factory section 2 mid pipe. Like all RE products, the section 2 x-pipe was designed to be both high quality as well as functional. Whereas the factory section 2 utilizes two 60mm diameter tubes, with a "H" crossover and small resonator, the RE X-pipe maximizes gas velocity by merging the two smaller tubes into one larger 76mm tube before splitting back into two before the rear muffler. This efficient system allows for gas velocity to equalize from cylinders 1-3 and 4-6, before entering the muffler chamber, improving sound as well as gas velocity. As an added feature, the incorporated external "dump" at the end of the X-pipe for total user controllable sound. The optional EVC valve allows the user to control the exhaust sound from stock (completely closed) to race-like loud (completely open) from within the inside of the vehicle. The user has the option of any variable position (partially open), controlling the exhaust volume and flow. It takes less than 3 seconds to fully open to fully closed. The RE X-Pipe is made to fit exactly like factory. Features include: Weighs only 12 lbs. with included blockoff plate (factory is 22 lbs.) Optional Electronic Valve Control (EVC) valve allows for user controlled exhaust sound levels with touch of a switch (designed to be mounted inside the cabin, with a discreet momentary switch) 100% T-304 stainless steel, full TIG welded construction. Version 2 now incorporates a 2-piece design allow for integration of the ROGUE ENGINEERING E46 M3 TRACK EXHAUST Includes all hardware require to mount to aftermarket exhausts. Will not change ground clearance Will not affect emissions No permanent modifications required for installation EVC Kit - ES3509316 The optional EVC sound control kit includes the following: US-made EVC Valve (6061-T6 Aluminum body and plate, stainless steel butterfly/shaft, High Temp Steel Gears) Custom wiring harness, specifically designed for internal console mounting in E46 M3. All you need is power and ground source for wiring. Custom momentary rocker switch Hardware and gaskets for mounting valve to RE X-Pipe. Stainless steel downturn exhaust tip (diverts exhaust gases towards the ground)

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HJS Exhaust Gasket Ring - E36, E46, Z3, Z4

T#:388461

Part#: 18111723379

In Stock

$ 10.99 USD

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$ 10.99 USD

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Seals the mid-pipe to the muffler

BMW S54 S65 Gasket Ring - Priced Each

T#:594771

Part#: 11627830668

Ships in 7 Business Days

$ 9.99

This product was last offered at the strikethrough price on
07-17-2026

$ 9.02 USD

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$ 9.02 USD

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Center Exhaust Hanger - E39, E46, E52, E60, E63, E64, E90, E92, E93,...

T#:385215

Part#: 18207832991

In Stock

$ 16.99 USD

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$ 16.99 USD

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Located over the center exhaust support

Turner Motorsport Double Wall Slash Cut Exhaust Tips - 2.75 Inlet - 3...

T#:55857771

Part#: 026732TMS03KTKT2

In Stock

$ 279.99 USD

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$ 279.99 USD

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