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BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW G82 M4 S58 3.0L

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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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XForce VAREX Dual 3" Cat-Back Exhaust System - G80/G82 M3/M4 S58 ...

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T#:15015286

Part#: ESBMG80VKCS

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Sale - Save 10% $ 3,249.00

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

$ 2,924.10 USD

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$ 3,249.00

This product was last offered at the strikethrough price on
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$ 2,924.10 USD

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Let your twin-turbo S58 sing with our VAREX Valve equipped exhaust system to suit the BMW G80 M3. Engineered with 3� 304 stainless steel with quad 4� tip outlets, this system projects a symphony like no other. Not only will your M3 sound the best, but it will also look the part as well. Designed for the spirited driver seeking a performance exhaust solution with user-adjustable sound control, our system for the G80 M3 completely transforms your behind-the-wheel experience.

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BMW G80 G82 (Valve Controller) Smart Box Drive Mode Harness 4 Pin Plu...

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T#:28570828

Part#: BMC03-SMARTBOX

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Sale - Save 10% $ 50.00

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

$ 45.00 USD

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$ 50.00

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

$ 45.00 USD

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Genuine V-Band Exhaust Clamp - Priced Each - N54 N55 N63 S55 S58 S63 ...

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T#:2631921

Part#: 11658585233

In Stock

6% off MSRP $ 47.99

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

$ 44.99 USD

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6% off MSRP

$ 47.99

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

$ 44.99 USD

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Ensure a secure connection between the downpipe and the turbo in your BMW with the Genuine V-Band Exhaust Clamp 11658585233. This high-quality clamp provides a reliable mount, ensuring optimal performance and exhaust system integrity.

Genuine V-Band Exhaust Clamp for BMW
Securely mounts downpipe to the turbo
Ensures a reliable and durable connection
Maintains optimal exhaust system performance

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Genuine BMW Self Tapping Screw

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T#:6383

Part#: 07119902368

In Stock

Sale - Save 21% $ 36.99

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

$ 29.27 USD

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$ 36.99

This product was last offered at the strikethrough price on
05-02-2026

$ 29.27 USD

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Genuine BMW Sheet Metal Screw.

O2 sensor - G80 M3 - (Lambda)

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T#:14849766

Part#: 11789502093

Ships in 5 Business Days

13% off MSRP $ 325.99

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

$ 281.99 USD

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13% off MSRP

$ 325.99

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

$ 281.99 USD

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Replace faulty or old O2 sensors for an error-free and issue-free driving experience!

Genuine BMW Collar Screw

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T#:59956

Part#: 33306785433

Ships in 2 Business Days

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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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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Genuine BMW Collar Screw - M14X112-10.9

Exhaust Manifold Sliding Bar

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T#:630230

Part#: 11658054866

In Stock

Sale - Save 45% $ 21.99

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$ 12.04 USD

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Sale - Save 45%

$ 21.99

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

$ 12.04 USD

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Genuine BMW sliding bar. This part is a component of the turbocharger mounting and sealing system.

Genuine BMW Hex Nut Wiht Flange - 07130757758

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T#:29104

Part#: 07130757758

In Stock

$ 3.09 USD

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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
06-30-2026

$ 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.

Seamless integration with Varex muffler system
Precise control over exhaust sound and performance
Easy installation process
Versatile functionality for enhanced driving experience

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M PERFORMANCE SILENCER SYSTE

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T#:7466496

Part#: 18302464494

Ships in 2 Business Days

2% off MSRP $ 6,490.00

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

$ 6,366.99 USD

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2% off MSRP

$ 6,490.00

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

$ 6,366.99 USD

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Exhaust Manifold Gasket

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T#:615630

Part#: 11658054867

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15% off MSRP $ 40.99

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

$ 34.99 USD

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15% off MSRP

$ 40.99

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

$ 34.99 USD

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Genuine BMW exhaust manifold gasket. Seal exhaust leaks and keep your car at peak performance!

TERMINAL STRIP

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T#:632450

Part#: 11658054865

Ships in 2 Business Days

6% off MSRP $ 103.99

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

$ 97.99 USD

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6% off MSRP

$ 103.99

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

$ 97.99 USD

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TAILPIPE TRIM MODULE, TITANI

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T#:7466495

Part#: 18305A23286

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2% off MSRP $ 922.00

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

$ 898.99 USD

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2% off MSRP

$ 922.00

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

$ 898.99 USD

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MW M3 G80 / G80 COMPETITION Black Tip Option

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T#:26071928

Part#: ESBMG80BLKTIP

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Sale - Save 10% $ 275.00

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

$ 247.50 USD

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Sale - Save 10%

$ 275.00

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

$ 247.50 USD

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BMW M3 & M4 Black Tip Kit

Enhance the appearance of your BMW M3 or M4 with the BMW M3 & M4 Black Tip Kit. These bolt-on 4" outlet tips feature a sleek matte black coating and a laser-etched XFORCE logo, providing a real motorsport stealth look. Crafted from high-quality 304 stainless steel, these tips ensure durability and longevity. Specifically designed to suit the XFORCE VAREX BMW M3 M4 G80 G82 F80 F82 cat back system, they offer a hassle-free installation process and a seamless fit.

Bolt-on 4" outlet tips for easy installation
Matte black coating for a sleek appearance
Laser-etched XFORCE logo adds a motorsport touch
Made from durable 304 stainless steel for longevity
Specifically designed to suit the XFORCE VAREX cat back system

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