2018 BMW M3 Exhaust Parts

Essential 2018 BMW M3 Exhaust Parts

aFe POWER – MACH Force-Xp Axel Back Exhaust System: Black Tip, 304 Stainless Steel, Gain up to 17 HP (Part No.49-36338-B)

MACH Force-Xp Axel Back Exhaust System: Black Tip, 304 Stainless Steel, Gain up to 17 HP

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$2657.99
Aggressive Sound: A free-flowing, transverse muffler is used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque. The muffler is finished with a high-temp powder-coated metallic black finish and a stamped aFe power logo. Exhaust Valve: This axle-back exhaust system incorporates a factory style exhaust valve which uses the factory exhaust valve motor (not included). The valve helps regulate, direct and control the flow of exhaust gases by opening, closing, or partially obstructing passageways depending on throttle position for maximum performance. Simple Installation: This MACH Force-Xp axle-back exhaust system uses factory mounting locations providing stability and a hassle-free installation. Quad 3-1/2″ Stainless Steel Tips: Finishing off this system are Quad 3-1/2″ diameter, 304 stainless steel tips with laser-etched aFe POWER logos. Brushed 304 SS Construction: The performance axle-back exhaust system is constructed of 2-1/2″ to 3″ mandrel-bent, brushed 304 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking.

Product Features:
  • 100% Hand TIG-Welded 304 Stainless Steel Tubing
  • Factory Style Exhaust Valve
  • Utilizes High Flow Transverse Muffler
  • Quad Gloss Black 304 Stainless Steel Tips
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MagnaFlow – Sport Series Cat-Back Performance Exhaust System (Part No.19187)

Sport Series Cat-Back Performance Exhaust System

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$3942.99
The MagnaFlow Sport Series Cat-Back Performance Exhaust System 19187 19187 enhances your 3.0L 2015-2020 BMW with an aggressive character that is sure to help you stand out from the other BMW you encounter on the street. With its 2.5in. diameter fast-flowing mandrel bent main piping that passes through 1 Straight-Through mufflers before ending in a Quad Split Rear exit with 3.5in. Black Coated Welded-On Double Wall Angle Cut Folded Edge tips, this dyno-proven BMW exhaust system refuses to be ignored. As such, 19187 is tuned to produce our powerful, resonant signature exhaust note at Aggressive exterior and Moderate interior sound levels, so please check to ensure compliance with local noise regulations. The system’s cat-back design replaces all your import’s stock exhaust components from the catalytic converter on back. Extensive 3D scanning and CNC precision robotic manufacturing techniques are used to ensure that your exhaust system fits perfectly with just a simple do-it-yourself installation process. The durable, corrosion resistant stainless steel construction of 19187 is backed by MagnaFlow’s 1-year finish warranty and limited lifetime construction warranty.

Product Features:
  • Racing inspired sound
  • High-performance lightweight design
  • Dyno-proven performance
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MagnaFlow – Sport Series Cat-Back Performance Exhaust System (Part No.16602)

Sport Series Cat-Back Performance Exhaust System

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$1850.00
The MagnaFlow 2001-2006 BMW M3 Sport Series Cat-Back Performance Exhaust System 16602 enhances your 3.2L 2001-2006 BMW M3 with an aggressive character that is sure to help you stand out from the other BMW M3 you encounter on the street. With its 2.25in. diameter fast-flowing mandrel bent main piping that passes through 2 Straight-Through mufflers before ending in a Quad Split Rear exit with 3in. Polished Welded-On Double Wall Angle Cut Folded Edge tips, this dyno-proven BMW M3 exhaust system refuses to be ignored. As such, 16602 is tuned to produce our powerful, resonant signature exhaust note at Aggressive exterior and Moderate interior sound levels, so please check to ensure compliance with local noise regulations. The system’s cat-back design replaces all your import’s stock exhaust components from the catalytic converter on back. Extensive 3D scanning and CNC precision robotic manufacturing techniques are used to ensure that your exhaust system fits perfectly with just a simple do-it-yourself installation process. The durable, corrosion resistant stainless steel construction of 16602 is backed by MagnaFlow’s limited lifetime warranty.

Product Features:
  • Racing inspired sound
  • High-performance lightweight design
  • Dyno-proven performance
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aFe POWER – MACH Force-Xp Cat Back Exhaust System: Black Tip, 304 Stainless Steel, Gain up to 15 HP (Part No.49-36344-B)

MACH Force-Xp Cat Back Exhaust System: Black Tip, 304 Stainless Steel, Gain up to 15 HP

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$1798.99
aFe POWER MACH Force-Xp series exhaust system is designed to get you there with speed and style. Constructed from mandrel-bent, 304 stainless steel, this exhaust system offers greater flow to deliver more torque and horsepower than the factory exhaust. This system utilizes a less-restricting, high-flow muffler to improves performance while maintaining a deep, smooth tone. 100% hand MIG-welded by certified craftsmen for proven quality and durability.

Product Features:
  • Delivering power, sound, and style
  • Utilizes High-Flow Stainless Steel Muffler
  • Mandrel-Bent Tubing for Improved Flow
  • OE-style flanges and Stainless Clamps for Improved Sealing Surface
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Elring – Exhaust Manifold Gasket (Part No.A8111120109ELR)

Exhaust Manifold Gasket

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$24.08
Exhaust Manifold Gasket

Elring – Exhaust Manifold Gas (Part No.A8111681922ELR)

Exhaust Manifold Gas

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$8.60
Exhaust Manifold Gas

Felpro – Exhaust Manifold Gasket Set (Part No.MS 96553)

Exhaust Manifold Gasket Set

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$26.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
  • Contains all gaskets and seals to remove and replace exhaust manifold
  • Contains all gaskets and seals to remove and replace exhaust manifold
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Elring – Exhaust Manifold Gasket (Part No.A8111237587ELR)

Exhaust Manifold Gasket

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$14.52
Exhaust Manifold Gasket

Elring – Cat. Converter Gaske (Part No.H4001774979ELR)

Cat. Converter Gaske

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$31.66
Cat. Converter Gaske

Walker – CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed (Part No.82512)

CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed

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$617.99
Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Product Features:
  • CARB COMPLIANT — For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
  • SUPERIOR TECHNOLOGY — Optimal high technology washcoat formulated to deliver superior performance (as compared to EPA-compliant converters)
  • CONSISTENT PERFORMANCE — Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
  • DURABLE — Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
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MagnaFlow – HM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.50416)

HM Grade Federal / EPA Compliant Manifold Catalytic Converter

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$1042.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 50416. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. Designed to fit the 2001-2006 BMW M3 and 2001-2002 BMW Z3, this direct-fit catalytic converter also interchanges with OE parts 11 62 7 834 674 and 11 62 7 832 064. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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Walker – CalCat Universal Converter (Part No.80801)

CalCat Universal Converter

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$142.99
Walker®, an industry leader for many popular European, Asian and North American vehicles, offers Walker® CalCat® Universal Catalytic Converters, available for OBDII (1996 and newer) vehicles and Pre-OBD (1995 and older) vehicles, specifically formulated to comply with California Air Resource Board (CARB) regulations. Walker® CalCat® Universal Catalytic Converters feature OE-style hangers, brackets, routings and heat shields allowing quick and easy installation of direct-fit units. OE expertise delivers application-engineered parts, providing the best fit and performance for even the most challenging emissions issues, while premium substrate material and a high-technology wash coat ensure exceptional oxygen storage capacity. Walker® CalCat® Catalytic Converters are legal for sale in the state of California, and any state complying with California regulations.

Product Features:
  • Legal for sale in the state of California, complies with C.A.R.B. regulations
  • Stainless steel body with aluminized pipe and heat shields for durability
  • Expandable bushings for custom installation requirements
  • Universal converter may require modification to complete installation
  • 5-year/50,000-mile catalytic performance and structural integrity warranty
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MagnaFlow – OEM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.49795)

OEM Grade Federal / EPA Compliant Manifold Catalytic Converter

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$1214.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49795. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. Designed to fit the 2001-2006 BMW M3 and 2001-2002 BMW Z3, this direct-fit catalytic converter also interchanges with OE parts 11 62 7 834 673 and 11 62 7 832 063. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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Walker – CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed (Part No.84205)

CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed

from

$466.99
Designed, tested and validated for assured compliance to meet CARB standards, Walker® CalCat® Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Product Features:
  • CARB COMPLIANT — For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
  • SUPERIOR TECHNOLOGY — Optimal high technology washcoat formulated to deliver superior performance (as compared to EPA-compliant converters)
  • CONSISTENT PERFORMANCE — Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
  • DURABLE — Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
  • BUY WITH CONFIDENCE — Backed by Walker’s 50,000-mile/80,000-kilometer emissions and structural integrity warranty
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MagnaFlow – California Grade CARB Compliant Universal Catalytic Converter (Part No.338104)

California Grade CARB Compliant Universal Catalytic Converter

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$293.99
MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 338104 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Product Features:
  • Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off.
  • Compact, lightweight construction enables installation in confined areas, welding is required.
  • Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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HJS – Exhaust Clamp (Part No.H8020335017HJS)

Exhaust Clamp

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$37.24
Exhaust Clamp

Rein – 45X95 Dual Clamp (Part No.EXC0021)

45X95 Dual Clamp

from

$16.99
Rein exhaust clamps are direct-fit OE replacements designed and manufactured to exact standards. Clamps come complete with bolts and hardware to ensure proper fit and function.

Product Features:
  • Rein exhaust clamps are designed as direct-fit replacements to ensure trouble-free proper installation.
  • Rein exhaust clamps come complete with bolts and hardware when necessary for installation to save installation time and additional costs.
  • Replace leaking, damaged or noisy exhaust clamps with Rein premium components to restore your vehicle to safe and optimal performance levels.
  • Replace worn-out exhaust clamps to prevent damage to costly catalytic converters and other exhaust components.
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Rein – Exhaust Clamp (Part No.H8020402862RIN)

Exhaust Clamp

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$20.33
Exhaust Clamp

HJS – Exhaust Clamp (Part No.H8020501633HJS)

Exhaust Clamp

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$23.03
Exhaust Clamp

Elring – Cat. Converter Gaske (Part No.H4001287399ELR)

Cat. Converter Gaske

from

$21.25
Cat. Converter Gaske

HJS – Exh. Man. to Pipe Ga (Part No.H4003103581HJS)

Exh. Man. to Pipe Ga

from

$7.92
Exh. Man. to Pipe Ga

2018 BMW M3 Exhaust Parts

You count on your 2018 BMW M3 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Exhaust Parts. With 9 Exhaust Parts ranging in price from $21.25 to $3,942.99, you’re sure to find everything you need for your 2018 BMW M3.

Brands matter. If you want to shop a specific Exhaust Parts brand, we stock 4 different brands like Magnaflow, HJS, and aFe POWER. 2018 BMW M3 Exhaust Parts start as low as $21.25!

Did we mention you can order your Exhaust Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Exhaust Parts inventory for your 2018 BMW M3 below to get started!