BMW Z4 Exhaust Parts

Turbo Gasket

Exhaust Clamp

CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Exh. Man. to Pipe Ga

Cat. Converter Gaske

Exhaust Nut

Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 50288. 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 2001-2005 BMW 325i, 2004-2006 BMW X3, and more, this direct-fit catalytic converter also interchanges with OE parts 18 40 7 514 503 and 18 40 7 514 505, among others. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. 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.

With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:

• Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

• All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
• MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
• Exhaust pipe gaskets from MAHLE Original are manufactured with the best materials to withstand high temperature applications.
• The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

Exhaust Flange Nut

Whether you are a professional technician or a skilled do-it-yourselfer, you need easy access to Victor Reinz quality at every level of the engine all in one box and without any surprises. Protective packaging, informative labels, and state-of-the art electronic cataloging, ensure you receive precisely the gaskets and seals needed for a successful, long-lasting repair.

Product Features:

• Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
• Able to withstand temperatures of up to 1400 degrees F.
• Durable against wear and tear between manifolds and cylinder heads.
• Ensures an effective seal as manifold flanges warp in extreme conditions.

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:

• RESISTS BLOW-OUT — High density fiber-facing material attaches to side-specific perforated steel to resist blow-out from high-temperature exhaust gasses
• PROPRIETARY COATING — Application-specific coating allows motion and makes it easier to remove for engine maintenance
• DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
• ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro® engineers through rigorous research and development
• REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
• EVERY PART FOR THE REPAIR — Fel-Pro® exhaust manifold gasket sets include every part needed for the repair unless otherwise noted
• EVERY PART FOR THE REPAIR — Fel-Pro® exhaust manifold gasket sets include every part needed for the repair unless otherwise noted

Exhaust Nut

Unleash power and sound while improving the looks on your Z4 M Coupe with this MACH Force-Xp 2-1/2″ 304 stainless steel cat back system. The larger diameter, mandrel bent tubing along with high-flow, stainless steel mufflers are less restricting for maximum flow, optimum sound and long lasting good looks. 100% hand TIG-welded for proven quality and durability, this MACH Force-Xp system is finished off with quad 3″ polished, stainless steel exhaust tips with laser-etched aFe POWER logos to give your E86 a track-prepped, custom look. Performance Gains: In testing, the cat-back exhaust system resulted in gains up to +7 horsepower and +15 lbs. x ft. of torque, as measured on our in-house dyno. Quad 3″ Diameter Stainless Steel Tips: Quad, rear exit, 3″ diameter, angle cut stainless steel exhaust tips with an aFe POWER logo laser-etched on the top for a custom look. High-Flow Performance Muffler: Incorporating less-restricting dual, high-flow, 304 stainless steel mufflers into the exhaust system to eliminate exhaust drone, maintaining a smooth, unique sound. 2-1/2″ 304 Stainless Steel Tubing: Less restrictive than stock exhaust allows maximum flow and low turbulence; increasing torque, horsepower and improved throttle response. Perfect Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The Bayonet tip holds the hanger bushing in place for an OE style fit that does not change with time. Hassle-Free Installation: This exhaust system is designed to be a true bolt on system with no cutting or modifications required. Quality hardware and clamps are included for a hassle-free installation.

Product Features:

• +15 ft. x lbs. TQ & +15 HP
• Mandrel Bent 304 Stainless Steel Tubing
• Improved Performance and Rust Resistant Finish
• 100 Percent Hand TIG-Welded For Race Proven Strength

Muffler Bracket

Exhaust Hanger

Exhaust Clamp

Exhaust Clamp

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.

Exhaust Clamp

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 21-171. 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. This direct-fit catalytic converter is designed specifically for the 2009-2016 BMW Z4 and interchanges with OE parts 18 30 7 647 049 and 18 30 7 597 137. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. 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.

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

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

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

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 21-172. 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. This direct-fit catalytic converter is designed specifically for the 2009-2016 BMW Z4 and interchanges with OE parts 18 30 7 647 051 and 18 30 7 597 139. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. 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.