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BMW Exhaust Parts, Mufflers & Catalytic Converters

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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AWE - Corporate Logo
T#:52340649
Part#: 3020-43790
Ships on Oct 23, 2026
New Item
5% off MSRP $ 2,100.00

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

$ 1,995.00 USD
5% off MSRP
$ 2,100.00

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

$ 1,995.00 USD
Transform the driving experience and acoustic track presence of your BMW M5 with the AWE Track Edition Exhaust.
AWE Track Edition Catback Exhaust - BMW G90/G99 M5
2X Entries Into Our F80 M3 Sweepstakes
AWE - Corporate Logo
T#:52375793
Part#: 3020-4X790
Ships on Oct 23, 2026
New Item
Starting at $ 1,995.00 USD
Starting at $ 1,995.00 USD
Unleash the raw, aggressive sound of the S68 with the AWE Track Edition catback exhuast system, a full 3” system that sheds nearly 30 lbs for maximum performance and a rowdy exhaust note. It’s the uncompromising choice for drivers who want a state-of-the-art, handcrafted upgrade that stays loud and proud from the track to the street.
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AWE - Corporate Logo
T#:52340646
Part#: 3015-42790
Ships on Oct 23, 2026
New Item
5% off MSRP $ 3,152.99

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

$ 2,995.00 USD
5% off MSRP
$ 3,152.99

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

$ 2,995.00 USD
For track enthusiasts and performance purists looking to extract maximum dynamic capability and sound from their chassis, the AWE Touring Edition Exhaust delivers the ideal blend of race-bred acoustic tone and street-driven civil manners.
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AWE - Corporate Logo
T#:52340648
Part#: 3020-42790
Ships on Oct 23, 2026
New Item
5% off MSRP $ 2,100.00

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

$ 1,995.00 USD
5% off MSRP
$ 2,100.00

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

$ 1,995.00 USD
If you are looking to turn your G90 or G99 M5 into a track-ready beast with a soundtrack to match, look no further than the AWE Track Edition Cat-Back Exhaust.

AWE - Corporate Logo
T#:52340647
Part#: 3015-43790
Ships on Oct 23, 2026
New Item
5% off MSRP $ 3,152.99

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

$ 2,995.00 USD
5% off MSRP
$ 3,152.99

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

$ 2,995.00 USD
Elevate your BMW M5's driving dynamics and sound track with the AWE Touring Edition Cat-Back Exhaust.
AWE Touring Edition Catback Exhaust - BMW G90/G99 M5
2X Entries Into Our F80 M3 Sweepstakes
AWE - Corporate Logo
T#:52375792
Part#: 3015-4X790
Ships on Oct 23, 2026
New Item
Starting at $ 2,995.00 USD
Starting at $ 2,995.00 USD
Experience the perfect balance for your G9X M5 with the AWE Touring Edition catback exhaust system, delivering dyno-verified gains and a 19-lb weight reduction without the highway drone. It’s the ultimate handcrafted upgrade that offers an aggressive soundtrack for your weekend drives and refined manners for your daily commute.
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AWE - Corporate Logo
T#:54816267
Part#: AWEG2X30ITAB
Ships on Oct 23, 2026
New Item
Starting at $ 1,470.00 USD
Starting at $ 1,470.00 USD
Sophisticated, drone-free B48 performance exhaust built for daily track commuters.
Active Autowerke - B58TU2 AFlow Catted Downpipe - B58N G20/G22 M340/M...
For 2025+ model year vehicles -- Please call in with vin prior to purchase
Active Autowerke - Corporate Logo
T#:51426483
Part#: 11-062GA
Ships in 10 Business Days
New Item
$ 1,899.00 USD
Free Shipping
$ 1,899.00 USD
Free Shipping
Active Autowerke brings professional-grade emissions technology to the 2025+ BMW G-Chassis with the AFlow Catted Downpipe. This system utilizes the advanced Active AFlow Super High Output Catalytic Converter, which is EPA registered and 49-state legal. By employing an ultra-high-flow 400 Cell Per Square Inch (CPSI) substrate, this downpipe provides the flow characteristics of a race-pipe while maintaining full OBD2 compliance. The catalyst is designed to reach operational efficiency within just 9 seconds of startup, ensuring that emissions standards are met quickly. This is the premier choice for enthusiasts seeking a refined exhaust note and increased power without the raw fuel smell or environmental concerns of a catless system. Key Features: Active AFlow 400 CPSI Catalyst: High-density 304 stainless steel substrate furnace-brazed to the mantle for extreme durability under high boost. Rapid Light-Off Time: Achieves operational efficiency within approximately 9 seconds of engine start. Forced Induction Optimized: Specifically rated to handle high-boost applications with zero loss in horsepower. Thermal Management: Engineered to withstand internal exhaust gas temperatures (EGTs) up to 1500�F. Environmentally Conscious: Effectively reduces harmful emissions and noise, protecting both passengers and the ecosystem. Specifications: Vehicle Fitment: 2025+ BMW M340i and M440i (G20/G22 Chassis). Catalyst Cell Density: 400 Cells Per Square Inch (CPSI). Catalyst Substrate: Full 304 Stainless Steel. Warranty: 5-Year/50,000-Mile on shell/ends; 2-Year/25,000-Mile on the catalytic core (Voided by "excessive burble" tunes). Compliance: EPA Registered / 49-State Legal (Not CARB registered for California).
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Active Autowerke - Corporate Logo
T#:51426479
Part#: 11-565B
Ships in 10 Business Days
New Item
$ 2,127.00 USD
Free Shipping
$ 2,127.00 USD
Free Shipping
Performance Meets Precision: The Active Autowerke A90 Supra Exhaust Building on three decades of BMW tuning expertise, Active Autowerke is proud to offer a premium exhaust solution for the A90 Supra. This system utilizes a massive 3.5-inch midpipe to maximize exhaust flow, resulting in documented gains of 12–15 horsepower across the entire RPM range. Premium Construction: Fully 304 brushed stainless steel with Torca-style clamps for a leak-free seal. OEM Integration: Retains factory valve functionality for adjustable sound levels. Custom Fit: Includes height-adjustable brackets to ensure perfect alignment during installation. Signature Style: Features 100mm embossed, double-walled tips for a bold rear profile. Option 3: Short & Direct (Best for a "Quick Specs" box) Upgrade your A90 Supra with Active Autowerke’s Signature Single-Exit Exhaust. Proven Power: +12–15 HP and increased torque. Maximum Flow: 3.5" stainless steel midpipe. Valved Control: Keep your factory "stealth" mode for long hauls or early starts. Durability: 100% 304 brushed stainless steel construction. Easy Install: Height-adjustable brackets and high-quality Torca clamps included. Key Improvements Made: Flow: Changed "3-1/2" to "3.5-inch" for better readability. Benefits-First: Highlighted the HP gains and the factory valve retention, as these are the biggest selling points for Supra owners. Professionalism: Cleaned up the "100% 304 stainless steel" phrasing to sound more authoritative.
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Active Autowerke - Corporate Logo
T#:51426480
Part#: 11-565C
Ships in 10 Business Days
New Item
$ 2,374.00 USD
Free Shipping
$ 2,374.00 USD
Free Shipping
Performance Meets Precision: The Active Autowerke A90 Supra Exhaust Building on three decades of BMW tuning expertise, Active Autowerke is proud to offer a premium exhaust solution for the A90 Supra. This system utilizes a massive 3.5 inch midpipe to maximize exhaust flow, resulting in documented gains of 12 to 15 horsepower across the entire RPM range. Premium Construction: Fully 304 brushed stainless steel with Torca style clamps for a leak-free seal. OEM Integration: Retains factory valve functionality for adjustable sound levels. Custom Fit: Includes height-adjustable brackets to ensure perfect alignment during installation. Signature Style: Features 100mm embossed double-walled carbon fiber tips for a bold rear profile. Option 3: Short & Direct (Best for a "Quick Specs" Box) Upgrade your A90 Supra with Active Autowerke’s Signature Single-Exit Exhaust. Proven Power: Increases of 12 to 15 horsepower and improved torque. Maximum Flow: Large 3.5 inch stainless steel midpipe. Valved Control: Keep your factory stealth mode for long hauls or early starts. High-End Finish: 100mm signature carbon fiber tips with embossed logo. Easy Install: Height-adjustable mounting brackets and high-quality Torca clamps included.
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Active Autowerke - Corporate Logo
T#:51426472
Part#: 11-564A
Ships in 10 Business Days
New Item
$ 1,399.00 USD
Free Shipping
$ 1,399.00 USD
Free Shipping
For Supra owners who demand professional-grade performance without the legal and olfactory drawbacks of a catless system, Active Autowerke incorporates the industry's most advanced catalytic technology. This downpipe uses either the GESi G-Sport UHO or the Active Aflow catalyst, both of which are EPA registered and 49-state legal. These catalysts reach operational efficiency within just 9 seconds of startup, ensuring that your vehicle remains OBD2 compliant during emissions testing. By eliminating the "Check Engine Light" without the use of O2 spacers or software hacks, this downpipe remains a reliable choice for street-driven vehicles that see frequent track use. Key Features OBD2 Compliance: Fully compliant with onboard diagnostic systems (1996 and newer) for a worry-free ownership experience. 400 Cell Substrate: Strikes the perfect balance between high-velocity exhaust flow and effective emissions reduction. Thermal Efficiency: Rapid light-off time (approx. 9 seconds) ensures the cat is functioning almost immediately upon engine start. Durability: Substrate is furnace-brazed to the mantle, preventing the internal core from shifting or breaking under high-boost vibration. Miami Made: Proudly designed and hand-built in Miami, Florida, ensuring high-tier American manufacturing quality. Specifications Vehicle Fitment: 2020–2024 Toyota Supra (A90/A91) 3.0L B58 Engine. Catalyst Type: 4.5" GESi UHO-Series Gen 2 / Active Aflow. Cell Density: 400 Cells Per Square Inch. Taper Profile: 4.5" Turbo Connection → 3.5" Flex Section → 80mm OEM Outlet. Warranty: 5-Year / 50,000-Mile warranty on the shell/ends; 2-Year / 25,000-Mile on the catalyst core. Legal Status: EPA Compliant (49-State Legal; Not CARB registered for California).
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Active Autowerke AFlow Catted Downpipe - B58N G06/G06/G07
For 2024+ Models -- Please call in with vin prior to purchase
Active Autowerke - Corporate Logo
T#:51426482
Part#: 11-062NA
Ships in 10 Business Days
New Item
$ 1,519.00 USD
Free Shipping
$ 1,519.00 USD
Free Shipping
Active Autowerke brings motorsport technology to street-legal applications with the B58N Aflow Catted Downpipe. This system features a high-efficiency 400 Cell Per Square Inch (CPSI) Active Aflow catalytic converter that is EPA registered and 49-state legal. By utilizing proprietary precious metal loading, this catalyst reaches operational efficiency within just 9 seconds of startup, ensuring the vehicle remains fully OBD2 compliant. The furnace-brazed stainless steel substrate ensures extreme durability under high-boost conditions. This downpipe provides the flow characteristics of a race pipe while effectively neutralizing harmful emissions and odors, protecting both the environment and the vehicle's passengers. Key Features Active AFlow High-Flow Catalyst: 400 CPSI substrate designed to provide maximum flow while maintaining EPA compliance. Rapid Light-Off Time: Reaches operational efficiency within 9 seconds, ensuring OBD2 readiness monitors remain active. Forced Induction Optimized: Specifically engineered for high-boost applications with zero loss in horsepower. Extreme Heat Resistance: Built to withstand internal exhaust gas temperatures (EGTs) up to 1500°F. Durable Construction: Substrate is furnace-brazed to the mantle, preventing the internal core from shifting or breaking under heavy vibration. Specifications Vehicle Fitment: 2025+ BMW B58N Models (X3-40i, X3-M50i, X5-40i, X7-40i, 540i, 640i, 740i). Cell Density: 400 Cells Per Square Inch (CPSI). Catalyst Material: 304 Stainless Steel Substrate. Compliance: EPA Registered / 49-State Legal (Not CARB registered for California). Warranty: 5-Year/50,000-Mile on shell/ends; 2-Year/25,000-Mile on the catalytic core (Warranty void with "burble" tunes).
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