Borla(r)'s CrateMuffler is the world's first muffler purpose-built to optimize the sound & power of crate and custom built motors. This CrateMuffler features the aggressive ATAK(r) sound. The mufflers are...

Perfect for applications with limited space. If you want to lower the sound pressure level (SPL) of your CrateMufflers, you can install the Resonator Option. The Resonator Option is designed...

Borla(r)'s CrateMuffler is the world's first muffler purpose-built to optimize the sound & power of crate and custom built motors. The mufflers are directional. The outlet can be identified by...

Borla(r)'s CrateMuffler is the world's first muffler purpose-built to optimize the sound & power of crate and custom built motors. This CrateMuffler features the aggressive ATAK(r) sound. The mufflers are...

Notched necks for easy clamp-on installation. Reversible design for installation flexibility. High-quality T-304 austenitic stainless steel will never rust. 100% welded construction for strength. Free Flow design for improved performance....

Notched necks for easy clamp-on installation. Reversible design for installation flexibility. High-quality T-304 austenitic stainless steel will never rust. 100% welded construction for strength. Free Flow design for improved performance....

Notched necks for easy clamp-on installation. Compact size is perfect for applications with limited space. Reversible design for installation flexibility. High-quality T-304 austenitic stainless steel will never rust. 100% welded...

Dual Inlet and dual outlet. Internal X-Pipe for increased performance and improved sound. Reversible design for installation flexibility. T-304 Stainless steel will never rust. 100% welded construction for strength. Free...

BORLA XR-1 Raceline products are the choice of todays hottest drag and oval track racers. Featuring a patented uninerrupted-flow design and multicore technology. BORLAs XR-1 mufflers actually outflow a straight...

Stainless Bros 3.0in x 17.0in OAL SS304 Muffler - Polished

Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete...

Akrapovic 20-21 Porsche 911 Turbo/Turbo S (992) Slip-On Race Line (Titanium) (REQUIRES TIPS)

Akrapovic 2019+ Porsche 911 Carrera (992 w/Sport Exhaust) w/OPF/GPF Slip-On Line (Titanium)

Skunk2's Universal Mufflers are designed for maximum flow and power, featuring the same high-quality specifications as our more comprehensive MegaPower Exhaust Systems. Each muffler is manufactured of T-304 stainless steel,...

Skunk2's Universal Mufflers are designed for maximum flow and power, featuring the same high-quality specifications as our more comprehensive MegaPower Exhaust Systems. Each muffler is manufactured of T-304 stainless steel,...

Complete your custom exhaust with a straight-through design muffler with an integrated welded tip for a finished look and simple installation.

The MagnaFlow 4in. Round Straight-Through Performance Exhaust Muffler 14419 is engineered to enhance your vehicle with our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated stainless...

The MagnaFlow 5in. Round Straight-Through Performance Exhaust Muffler 12866 brings our world-famous exhaust sound and dyno-proven performance to your ride in a weight-optimized 5x5x14in. package with a premium satin finish....

The MagnaFlow 6in. Round Straight-Through Performance Exhaust Muffler 12649 brings our world-famous exhaust sound and dyno-proven performance to your ride in a weight-optimized 6x6x18in. package with a premium satin finish....

The MagnaFlow 5 X 11in. Oval Straight-Through Performance Exhaust Muffler 12599 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks...

The MagnaFlow 5 X 11in. Oval Straight-Through Performance Exhaust Muffler 12589 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks...

The MagnaFlow 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 12256 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks...

The MagnaFlow 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 12229 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks...

The MagnaFlow 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 12216 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks...

The MagnaFlow 4 X 9in. Oval Straight-Through Performance Exhaust Muffler 11386 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks...

The MagnaFlow 4 X 9in. Oval Straight-Through Performance Exhaust Muffler 11385 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks...

The MagnaFlow 4 X 9in. Oval Straight-Through Performance Exhaust Muffler 11229 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks...

The MagnaFlow 4 X 9in. Oval Straight-Through Performance Exhaust Muffler 11226 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks...

The MagnaFlow 4in. Round Straight-Through Performance Exhaust Muffler 10416 brings our world-famous exhaust sound and dyno-proven performance to your ride in a weight-optimized 4x4x14in. package with a premium satin finish....

The MagnaFlow 4in. Round Straight-Through Performance Exhaust Muffler 10414 brings our world-famous exhaust sound and dyno-proven performance to your ride in a weight-optimized 4x4x14in. package with a premium satin finish....

Vibrant Performance stainless steel universal performance mufflers are densely packed with our premium multi-layered sound absorption materials, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant...

Vibrant Performance stainless steel universal performance mufflers are densely packed with our premium multi-layered sound absorption materials, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant...

Vibrant Performance stainless steel universal performance mufflers are densely packed with our premium multi-layered sound absorption materials, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant...

Vibrant Performance stainless steel universal performance mufflers are densely packed with our premium multi-layered sound absorption materials, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant...

Vibrant Performance stainless steel universal performance mufflers are densely packed with our premium multi-layered sound absorption materials, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant...

Vibrant Performance TPV Universal Mufflers are race inspired and designed to withstand the extreme demands of today's high-performance vehicles. Our mufflers feature PREMIUM 304 Stainless Steel construction and are fully...

Vibrant Performance stainless steel universal performance mufflers are densely packed with our premium multi-layered sound absorption materials, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant...

Vibrant Performance TPV Universal Mufflers are race inspired and designed to withstand the extreme demands of today's high-performance vehicles. Our mufflers feature PREMIUM 304 Stainless Steel construction and are fully...

Vibrant Performance TPV Universal Mufflers are race inspired and designed to withstand the extreme demands of today's high-performance vehicles. Our mufflers feature PREMIUM 304 Stainless Steel construction and are fully...

Don't be fooled by the classic, subtle style of the STREETPOWER range of Universal Performance Mufflers. Their "True Straight Through" internals ensures unrestricted exhaust flow for maximum power but they...

Don't be fooled by the classic, subtle style of the STREETPOWER range of Universal Performance Mufflers. Their "True Straight Through" internals ensures unrestricted exhaust flow for maximum power but they...

Vibrant Performance Flat Black Universal Mufflers are perfect for cruising under the radar and avoiding unwanted attention. Our "True Straight Through" internals feature a Stainless Steel perforated tube that is...

Don't be fooled by the classic, subtle style of the STREETPOWER range of Universal Performance Mufflers. Their "True Straight Through" internals ensures unrestricted exhaust flow for maximum power but they...

Vibrant Performance StreetPower Universal Mufflers offer a perfect balance of providing unrestricted exhaust flow thanks to Vibrant's signature "True Straight Through" while effectively controlling exhaust tone and drone due to...

Gibson Power Tip Clamp on Marine Mufflers, Rolled Edge Tip, 4-in. inlet, 4-in. overall. Tested with minimal or no power loss. High quality, Stainless construction. OEM style transom or clamp...

Developed for truck applications and other applications that require a long body muffler. This muffler is considered a "Touring" muffler when compared to the 6.75" diameter x 24" Long body...

Two stroke kits include all applicable O-rings, springs, washers and gaskets. Four stroke kits include the exhaust gasket. Multi-cylinder applications include enough items for the entire machine. Polaris® kits include...

Gibson SFT Muffler delivers the powerful 'big block' sound at the tailpipe with more usable pulling power and torque! The Gibson difference is that our mufflers are quieter inside the...

Vibrant Performance stainless steel universal performance mufflers are densely packed with our premium multi-layered sound absorption materials, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant...

Vibrant Performance stainless steel universal performance mufflers are densely packed with our premium multi-layered sound absorption materials, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant...