BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW G42 M240i xDrive B58 3.0L

Clear BMW chassis

Please ensure your correct model is selected

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.

Sub-Categories

Sort By:
Milltek Sport Performance Cat Back Exhaust System - BMW G42 M240i xDrive
Milltek Sport Performance Cat Back Exhaust System - BMW G42 M240i xDr...
Milltek Sport - Corporate Logo
T#:26271830
Part#: SSXBM125X
Ships in 5 Business Days
Sale - Save 10% $ 2,855.99

This product was last offered at the strikethrough price on
08-29-2026

Starting at $ 2,570.25 USD
Add to Wish List
Sale - Save 10%
$ 2,855.99

This product was last offered at the strikethrough price on
08-29-2026

Starting at $ 2,570.25 USD
Add to Wish List
Performance to blow your mind, not your ears! Improve performance and your vehicle's sound with this cat-back exhaust system from Milltek. This cat-back exhaust system features 76.20mm (3.00") T304 stainless steel construction, with quad 100mm (4") exhaust tips available in multiple finishes. With in-house production and engineering in the United Kingdom, they have been designing and developing exhaust systems for over 32 years. This experience has helped put Milltek on the map when it comes to performance exhausts, with offerings that range from Audi/Volkswagen to Porsche, BMW, and even Bentley. But, they don't stop there. Milltek has also made its presence felt in the motorsport community. Through partnerships with various race teams throughout the world, Milltek has gathered feedback on ways to improve their systems from enthusiasts at every level. Constructed of type-304 aircraft grade stainless steel, the quality is top-notch. To take it a step further, Milltek offers a lifetime warranty to the original purchaser.
Show More Show Less
Catback Exhaust - Black Tips
Catback Exhaust - Black Tips
Milltek Sport - Corporate Logo
T#:18401896
Part#: SSXBM1224-1
Ships in 5 Business Days
Sale - Save 10% $ 3,083.00

This product was last offered at the strikethrough price on
08-29-2026

$ 2,774.70 USD
Add to Wish List
Sale - Save 10%
$ 3,083.00

This product was last offered at the strikethrough price on
08-29-2026

$ 2,774.70 USD
Add to Wish List
Genuine BMW Collar Screw
Genuine BMW Collar Screw
Genuine BMW - Corporate Logo
T#:59956
Part#: 33306785433
In Stock
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
Free Shipping on orders $49 and up
Add to Wish List
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
Free Shipping on orders $49 and up
Add to Wish List
Genuine BMW Collar Screw - M14X112-10.9
Genuine BMW Self Tapping Screw
Genuine BMW Self Tapping Screw
Genuine BMW - Corporate Logo
T#:6383
Part#: 07119902368
In Stock
Sale - Save 19% $ 36.99

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

$ 29.96 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 19%
$ 36.99

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

$ 29.96 USD
Free Shipping on orders $49 and up
Add to Wish List
Genuine BMW Sheet Metal Screw.
Genuine BMW Hex Nut Wiht Flange - 07130757758
Genuine BMW Hex Nut Wiht Flange - 07130757758
Genuine BMW - Corporate Logo
T#:29104
Part#: 07130757758
In Stock
$ 3.09 USD
Free Shipping on orders $49 and up
Add to Wish List
$ 3.09 USD
Free Shipping on orders $49 and up
Add to Wish List
Genuine BMW HEX NUT WIHT FLANGE
Milltek Sport Performance Axle Back Exhaust System - BMW G42 M240i xDrive
Milltek Sport Performance Axle Back Exhaust System - BMW G42 M240i xD...
Milltek Sport - Corporate Logo
T#:26271831
Part#: SSXBM121X
Ships in 5 Business Days
Sale - Save 10% $ 2,030.99

This product was last offered at the strikethrough price on
08-29-2026

Starting at $ 1,827.77 USD
Add to Wish List
Sale - Save 10%
$ 2,030.99

This product was last offered at the strikethrough price on
08-29-2026

Starting at $ 1,827.77 USD
Add to Wish List
Performance to blow your mind, not your ears! Improve performance and your vehicle's sound with this axle-back exhaust system from Milltek. This axle-back exhaust system features 76.20mm (3.00") T304 stainless steel construction, with quad 100mm (4") exhaust tips available in multiple finishes. With in-house production and engineering in the United Kingdom, they have been designing and developing exhaust systems for over 32 years. This experience has helped put Milltek on the map when it comes to performance exhausts, with offerings that range from Audi/Volkswagen to Porsche, BMW, and even Bentley. But, they don't stop there. Milltek has also made its presence felt in the motorsport community. Through partnerships with various race teams throughout the world, Milltek has gathered feedback on ways to improve their systems from enthusiasts at every level. Constructed of type-304 aircraft grade stainless steel, the quality is top-notch. To take it a step further, Milltek offers a lifetime warranty to the original purchaser handled directly by ECS Tuning.
Show More Show Less
Exhaust Flap Actuator Hardware Kit
Exhaust Flap Actuator Hardware Kit
Genuine BMW - Corporate Logo
T#:55245805
Part#: 1830XXKT
Ships in 2 Business Days
New Item
$ 48.93 USD
Free Shipping on orders $49 and up
Add to Wish List
$ 48.93 USD
Free Shipping on orders $49 and up
Add to Wish List
Keep your exhaust valve functioning precisely under all driving conditions with this Genuine BMW Exhaust Flap Hardware Refresh Kit.
Active Valve Control
Active Valve Control
Milltek Sport - Corporate Logo
T#:35391006
Part#: SSXBM1275
Special Order: No Guaranteed ETA
Sale - Save 10% $ 549.99

This product was last offered at the strikethrough price on
08-29-2026

$ 494.98 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 10%
$ 549.99

This product was last offered at the strikethrough price on
08-29-2026

$ 494.98 USD
Free Shipping on orders $49 and up
Add to Wish List
Milltek Sport's Active Valve Control (AVC) offers advanced exhaust management for vehicles with factory-installed valves and Milltek's performance exhaust systems with valve control upgrades. Seamlessly integrated, AVC allows drivers to control the opening and closing of the exhaust valves, enabling precise adjustments to both sound and volume to suit their preferences. For select models, AVC features optional app control through iPhone or Android devices, providing convenient customization at the driver’s fingertips. With full CAN BUS integration and built-in safety features, the system guarantees reliable performance while giving complete control over the exhaust’s acoustic output.
Show More Show Less

Select Vehicle

BMW Mini
Clear Vehicle

Purpose

Category

Brand

Price

$
$

Special Offers

Shipping