Exhaust Hardware for BMW E46 M3 S54 3.2L (1999-2005)

Genuine BMW Catalytic Converter Torx Bolt - Multiple BMWs

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T#:14627

Part#: 11621318568

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3% off MSRP $ 24.30

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$ 23.50 USD

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3% off MSRP

$ 24.30

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 23.50 USD

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OE BMW Torx bolt that is used to connect the catalytic converter to the exhaust manifold headers.

Genuine BMW Flange - 18111719417 - E46,E46 M3

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T#:19514

Part#: 18111719417

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$ 32.69 USD

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$ 32.69 USD

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Genuine BMW Flange
This item fits the following BMW Chassis:
E46 M3,E46

Fits BMW Engines including:
S54

Genuine BMW Cable Grommet - E38, E39, E46

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T#:140859

Part#: 61138366627

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$ 20.99 USD

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$ 20.99 USD

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Genuine BMW Cable Grommet
This item fits the following BMW Chassis:
E39 M5,E46 M3,E38,E39,E46

Genuine BMW Self Tapping Screw

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T#:6383

Part#: 07119902368

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Sale - Save 21% $ 36.99

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$ 29.27 USD

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This product was last offered at the strikethrough price on
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$ 29.27 USD

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Genuine BMW Sheet Metal Screw.

Genuine BMW Secondary Air Pump Mount

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T#:360712

Part#: 11727559515

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7% off MSRP $ 28.99

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$ 26.99 USD

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$ 28.99

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$ 26.99 USD

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Genuine BMW Collar Screw

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T#:59956

Part#: 33306785433

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7% off MSRP $ 57.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 53.99 USD

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$ 57.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 53.99 USD

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Genuine BMW Collar Screw - M14X112-10.9

Genuine BMW M8 Copper Exhaust Lock Nut - BMW

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T#:7032

Part#: 18307620549

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$ 1.99 USD

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$ 1.99 USD

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Replaces your exhaust hardware every time it is taken apart to prevent seized nuts and bolts.

Genuine BMW Exhaust Manifold Stud M7X42 - 11121744057 - E34,E36,E39,E...

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T#:12542

Part#: 11121744057

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2% off MSRP $ 3.79

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$ 3.73 USD

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$ 3.79

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$ 3.73 USD

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Standard exhaust stud bolts for the header connection to the engine head.

For the E46 S54, these can be used as extended bolts for aftermarket header systems with thicker than normal flanges.

Genuine BMW Stud Bolt - M7X42
This item fits the following BMW Chassis:
E36 M3,E34,E36,E39,E46

Fits BMW Engines including:
M44,M50,M52,S50,S52

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Genuine BMW Exhaust Manifold Stud Bolt - M7x39mm - BMW N52 N20 N54 N5...

Slightly longer than stock with torx head for easy installation

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T#:19275

Part#: 11127593376

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$ 2.99 USD

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Nuts, bolts, washers, and clips are used to keep your car together, but when you decide to do work on your vehicle, these small components can easily go missing. These ASA Stud Bolts are used in your cylinder head, so needless to say, they are vital to your motor's health. Fits BMW Engines including: N20,N26,N51,N52,N52N,N54,N54T,N55,S55

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Genuine BMW Exhaust Manifold Hex Nut - 11721437202

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T#:12554

Part#: 11721437202

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$ 1.96

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$ 1.56 USD

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$ 1.56 USD

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OE BMW exhaust manifold mounting hex nuts. Best to replace when installing new headers or removing the old exhaust headers for any reason. We also recommend replacing the exhaust studs as well do to corrosion often building up on the end, preventing them from being removed or installed easily.

COPPER HEX NUT - 7mm : 119500

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Hex Nut - Priced Each

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T#:360761

Part#: 18301737774

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$ 2.99

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$ 1.99 USD

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Improve your BMW's exhaust system reliability with this essential nut used in different areas of the exhaust system. Commonly employed to secure exhaust manifolds to the head or attach downpipes to the exhaust manifolds, this nut ensures a tight and secure fit. Enhance your BMW's exhaust performance and durability by using this high-quality nut designed for crucial connections in the exhaust assembly.

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Rein Exhaust Manifold Nut

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T#:363427

Part#: 11721437202

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Sale - Save 5% $ 2.03

This product was last offered at the strikethrough price on
06-29-2026

$ 1.93 USD

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$ 1.93 USD

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This metal nut mounts to the back of the flange on the exhaust manifold towards the engine.

Bav Auto Exhaust Doughnut Stretcher

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T#:580373

Part#: B8800051

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This product was last offered at the strikethrough price on
05-03-2026

$ 15.74 USD

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This tool is not vehicle specific and is a universal tool that may or may not work on all applications. This exhaust doughnut stretcher features an offset J-hook to grab onto the rubber rings used to mount most BMW exhaust systems. Features a large coated handle for a comfortable grip.

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Eberspaecher Exhaust Bushing Sleeve - 49mm ID

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T#:579136

Part#: 21.289.911

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05-03-2026

$ 5.44 USD

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Universal Connector

Rein Copper Exhaust Lock Nut

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T#:348775

Part#: 11621711954

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Sale - Save 5% $ 1.95

This product was last offered at the strikethrough price on
06-29-2026

$ 1.85 USD

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$ 1.95

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Flange copper nut - priced each

Rein Copper Exhaust Lock Nut is an essential component for anyone looking to maintain or upgrade their vehicle’s exhaust system. This high-quality copper nut ensures a secure and durable fastening, preventing exhaust leaks and ensuring optimal performance. Designed for heat resistance and durability, the Rein Copper Exhaust Lock Nut is perfect for high-temperature environments, making it ideal for both daily drivers and high-performance vehicles.

Turner Motorsport offers this premium copper exhaust lock nut, which is resistant to corrosion and rust, providing long-lasting reliability. Whether you're a professional mechanic or a DIY enthusiast, this copper lock nut is easy to install and ensures the proper fit and function of your exhaust system.

Made from high-quality copper for maximum durability
Heat and corrosion-resistant to withstand extreme temperatures
Perfect for maintaining or upgrading your exhaust system
Ensures a secure, leak-free connection
Available at Turner Motorsport for easy purchase

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Genuine BMW Hex Nut Wiht Flange - 07130757758

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T#:29104

Part#: 07130757758

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$ 3.09 USD

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Genuine BMW HEX NUT WIHT FLANGE

BMW Xforce Smartbox Varex Muffler ECU Upgrade Module

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T#:28570834

Part#: VKSB01-ECU-MODUL

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Sale - Save 10% $ 399.00

This product was last offered at the strikethrough price on
06-30-2026

$ 359.10 USD

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Sale - Save 10%

$ 399.00

This product was last offered at the strikethrough price on
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$ 359.10 USD

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BMW Xforce Smartbox Varex Muffler ECU Upgrade Module is the ideal choice for BMW owners seeking to enhance their vehicle's performance. This innovative module seamlessly integrates with the Varex muffler system, allowing for precise control over exhaust sound and performance. With its easy installation process and versatile functionality, it provides an elevated driving experience for BMW enthusiasts.