BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW F80 M3 S55 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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Milltek Performance Sport Cat Back - F80/F82 M3/M4
Milltek Performance Sport Cat Back - F80/F82 M3/M4
Milltek Sport - Corporate Logo
T#:6476053
Part#: F8XSPORT
Ships in 5 Business Days
Sale - Save 10% $ 2,967.99

This product was last offered at the strikethrough price on
09-18-2026

Starting at $ 2,670.40 USD
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Sale - Save 10%
$ 2,967.99

This product was last offered at the strikethrough price on
09-18-2026

Starting at $ 2,670.40 USD
Add to Wish List
Deciding on the right exhaust should include a blend of considerations: performance, quality, note, and style. The Milltek performance catback is a fantastic blend of these considerations. The performance and quality are top tier, with a note that is quite balanced. The system is constructed from aircraft-grade stainless steel that is beautiful to look at. These features and characteristics make the Milltek performance catback a great option.
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Equal Length Exhaust Upgrade Kit
Equal Length Exhaust Upgrade Kit
Milltek Sport - Corporate Logo
T#:35391005
Part#: SSXBM1145
Ships in 5 Business Days
Sale - Save 10% $ 740.99

This product was last offered at the strikethrough price on
09-18-2026

$ 666.40 USD
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Sale - Save 10%
$ 740.99

This product was last offered at the strikethrough price on
09-18-2026

$ 666.40 USD
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Milltek's Cat-Back systems are meticulously engineered for those looking to improve both the sound and appearance of their vehicle. Designed as direct replacements for the factory exhaust, these systems come in a range of configurations, giving owners the flexibility to adjust the exhaust volume and achieve a more aggressive tone that fits their style. Made from high-quality 304L Aircraft Grade stainless steel, Milltek’s Cat-Back systems are built to endure the toughest conditions, ensuring exceptional durability and long-lasting performance.
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Milltek Performance Race Cat Back - F80/F82 M3/M4
Milltek Performance Race Cat Back - F80/F82 M3/M4
Milltek Sport - Corporate Logo
T#:6476048
Part#: F8XRACE
Ships in 5 Business Days
Sale - Save 10% $ 2,971.99

This product was last offered at the strikethrough price on
09-18-2026

Starting at $ 2,674.25 USD
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Sale - Save 10%
$ 2,971.99

This product was last offered at the strikethrough price on
09-18-2026

Starting at $ 2,674.25 USD
Add to Wish List
Deciding on the right exhaust should include a blend of considerations: performance, quality, note, and style. The Milltek performance catback is a fantastic blend of these considerations. The performance and quality are top tier, with a note that is quite balanced. The system is constructed from aircraft-grade stainless steel that is beautiful to look at. These features and characteristics make the Milltek performance catback a great option.
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F80 F82 M3/M4 Competition Intake With Stainless VALVED CATBACK Exhaust
F80 F82 M3/M4 Competition Intake With Stainless VALVED CATBACK Exhaus...
Enthusiast Bundles - Corporate Logo
T#:25042531
Part#: 025181TMSEBKT
Ships on Dec 16, 2026
Sale - Save 22% $ 3,847.91

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

$ 2,999.99 USD
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Sale - Save 22%
$ 3,847.91

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

$ 2,999.99 USD
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Elevate the performance and sound of your S55-powered F80 or F82 with the Turner F80 F82 M3/M4 Stainless Performance CATBACK Exhaust - Valved. Turner's engineers designed this exhaust system to maximize flow, capturing the full unrestricted sound of the twin-turbo inline-6 S55 engine. The dual 2.5" stainless exhaust pipes lead into a meticulously designed muffler, ensuring superior flow even with the exhaust valves closed. Enjoy the flexibility to control the exhaust's aggressiveness beyond factory capabilities. The Turner Stainless exhaust, with its direct fitment and straightforward installation, stands as the optimal choice for your mission to find the best exhaust.

Key Features:

  • In-house design and engineering for precision fitment
  • 304SS pipe material with a natural finish
  • 2.5" OD mandrel-bent tubing
  • Barbed exhaust hangers Tig-Welded in OE locations
  • Valved muffler optimized for superior flow
  • Utilizes factory valve control
  • High-flow middle muffler section for enhanced sound, performance, and weight savings
  • Dual 2.5" 304SS Mid-pipes
  • Clamps, gaskets, and hardware for an OEM+ install
  • Brushed Turner Exhaust tips - 2.5" Inlet, 4.0" Outlet

Turner M3/M4 Street Open Intake System:

Experience enhanced intake noise and carbon fiber aesthetics with the FREE Doorbuster Turner M3/M4 Street Open Intake System. Turner's S55 intake provides improved functionality and seamlessly integrates with OEM inlet ducting and stock mounting locations. Meticulously engineered for correct MAF scaling to maintain precise AFRs, this street intake system features aluminum inlet pipes for cost-effectiveness.

Product Details:

  • Aluminum Intake Tubes designed for clearance and gradual transitions
  • MAF scaling matches factory intake for correct AFRs
  • 6061-T6 black anodized aluminum MAF sensor flange and vacuum line port
  • One-piece aluminum heat shields with wrinkle black powder coating
  • Heat shields provide a barrier for hot air, supplied with pre-cut gold heat tape
  • Conical hi-flow reusable air filters with 8-ply oiled cotton gauze
  • Bellmouth filter flange inlet to reduce turbulence and maximize flow
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ACTIVE VALVE CONTROL
ACTIVE VALVE CONTROL
Milltek Sport - Corporate Logo
T#:35390991
Part#: SSXBM1234
In Stock
Sale - Save 10% $ 455.99

This product was last offered at the strikethrough price on
09-18-2026

$ 410.24 USD
Free Shipping on orders $49 and up
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Sale - Save 10%
$ 455.99

This product was last offered at the strikethrough price on
09-18-2026

$ 410.24 USD
Free Shipping on orders $49 and up
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Milltek Sport's Active Valve Control (AVC) provides advanced exhaust management for vehicles equipped with factory valves as well as Milltek's performance exhaust systems with valve control upgrades. With seamless integration, AVC offers drivers the ability to control the opening and closing of exhaust valves, allowing precise tuning of sound and volume to match their preferences. For selected models, AVC includes optional app control via iPhone or Android devices, putting exhaust customization at the driver’s fingertips. Utilizing full CAN BUS integration with built-in safety protocols, the system ensures reliable operation while delivering complete control over the exhaust's acoustic performance.
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Large Bore Downpipes And Hi-Flow Sports Cats - F80/F82
Large Bore Downpipes And Hi-Flow Sports Cats - F80/F82
For Vehicles Produced before 01/19
Milltek Sport - Corporate Logo
T#:593554
Part#: SSXBM1030
Ships in 5 Business Days
Sale - Save 10% $ 3,596.99

This product was last offered at the strikethrough price on
09-18-2026

$ 3,236.64 USD
Free Shipping
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Sale - Save 10%
$ 3,596.99

This product was last offered at the strikethrough price on
09-18-2026

$ 3,236.64 USD
Free Shipping
Add to Wish List
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.
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Hi-Flow Sports Catted Downpipes - F80/F82
Hi-Flow Sports Catted Downpipes - F80/F82
For Vehicles Produced after 12/18
Requires Milltek Catback Exhaust
Milltek Sport - Corporate Logo
T#:593561
Part#: SSXBM1127
Ships in 5 Business Days
Sale - Save 10% $ 2,584.99

This product was last offered at the strikethrough price on
09-18-2026

$ 2,325.65 USD
Free Shipping
Add to Wish List
Sale - Save 10%
$ 2,584.99

This product was last offered at the strikethrough price on
09-18-2026

$ 2,325.65 USD
Free Shipping
Add to Wish List
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.
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Active Valve Control
Active Valve Control
Milltek Sport - Corporate Logo
T#:35391004
Part#: SSXVS001
Special Order: No Guaranteed ETA
Sale - Save 10% $ 572.99

This product was last offered at the strikethrough price on
09-18-2026

$ 515.21 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 10%
$ 572.99

This product was last offered at the strikethrough price on
09-18-2026

$ 515.21 USD
Free Shipping on orders $49 and up
Add to Wish List
Milltek Sport's Active Valve Control (AVC) delivers sophisticated exhaust management for vehicles with factory-installed valves and Milltek's performance exhaust systems featuring valve control upgrades. This innovative system allows drivers to effortlessly control exhaust valve operation, enabling precise adjustments to sound and volume for a tailored driving experience. For select models, AVC offers optional app-based control, compatible with iPhone and Android devices, giving drivers full customization at their fingertips. Powered by comprehensive CAN BUS integration and equipped with advanced safety protocols, the system ensures reliable performance while providing complete mastery over the exhaust's acoustic dynamics.
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