Muffler Delete Pipes

Developed for truck applications and other applications that require a long body muffler. Notched necks for clamp in installation using 1″ wide band style clamps 18330 (clamps not included). Alternate muffler with Un-Notched necks is 400436. If clamping, use 3″ wide band clamps 18006. 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. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation. Best of all, it’s made in the USA and backed by Borla(r)’s Million-Mile warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
Specialty Heavy Duty (Truck) Muffler – 3″ Center Inlet/ 3″ Center Outlet 6.75″ Round x 24″ Long Body 29″ Overall Length. Universal Part. Reversible Design. NOTched Necks.

• Notched necks are designed for clamp in installation. Use 1″ wide band clamps 18327.
• Long body design works well on SUV and truck applications
• Universal muffler
• Reversible design

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. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation.
ProXS Muffler 2.25″ Offset Inlet/ 2.25″ Offset Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design.
Million Mile Warranty

Single inlet and dual outlet. Reversible design for installation flexibility. This muffler is generally used in a system that has a single inlet and dual outlets, but it can also be installed in a system with dual inlets and a single outlet. High-quality T-304 austenitic Stainless steel will never rust. 100% welded construction for strength. Free Flow design for improved performance. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation. Best of all, it’s made in the USA and backed by Borla(r)’s Million-Mile warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
ProXS Muffler 2.5″ Center Inlet/ 2.5″ Dual Outlet, 4″ x 9.5″ Oval, 19″ Long Body, 25″ Overall Length. Universal Part. Reversible Design.
Million Mile Warranty

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. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation.
ProXS Muffler 2″ Offset Inlet/ 2″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design.
Million Mile Warranty

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. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation.
ProXS Muffler 2″ Offset Inlet/ 2″ Offset Outlet, 14″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design.
Million Mile Warranty

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. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation.
ProXS Muffler 2″ Center Inlet/ 2″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design.
Million Mile Warranty

Single inlet and dual outlet. Reversible design for installation flexibility. This muffler is generally used in a system that has a single inlet and dual outlets, but it can also be installed in a system with dual inlets and a single outlet. High-quality T-304 austenitic Stainless steel will never rust. 100% welded construction for strength. Free Flow design for improved performance. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation. Best of all, it’s made in the USA and backed by Borla(r)’s Million-Mile warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
ProXS Muffler 3″ Center Inlet/ 2.5″ Dual Outlet, 4″ x 9.5″ Oval, 19″ Long Body, 25″ Overall Length. Universal Part. Reversible Design.
Million Mile Warranty

Compact size is perfect for applications with limited space. Notched necks for clamp-on installation using 1″ wide band style clamps 18325 (clamps not included). 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. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation. Best of all, it’s made in the USA and backed by BORLA®’S Million-Mile warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
Specialty Muffler – S-Type – 2.5″ Center Inlet/ 2.5″ Center Outlet 5″ Round x 10″ Long Body 15″ Overall Length. Universal Part. Reversible Design. Notched Necks.
Million Mile Warranty

• Alternate muffler/ res. with Un-Notched necks is 40842S. If clamping, use 3″ wide band clamps 18004.
• Notched necks are designed for clamp in installation. Use 1″ wide band clamps 18325.
• Compact size is perfect for applications with limited space
• Universal muffler. Reversible design.

Developed for truck applications and other applications that require a long body muffler. This muffler is considered an “S-Type” muffler when compared to the 7.75″ diameter x 24″ long body Borla(r) Specialty mufflers and used on the same application. Un-notched necks are designed for weld in installation. Alternate muffler with Notched necks is 400130. Use wide band style clamps 18327 (clamps not included). 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. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation. Best of all, it’s made in the USA and backed by Borla(r) ‘s Million-Mile warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
Specialty Muffler – Heavy Duty (Truck) – 2.75″ Center Inlet/ 2.75″ Center Outlet 6.75″ Round 24″ Long Body 29″ Overall Length. Universal Part. Reversible Design. Un-notched Neck.

• Un-notched necks are designed for weld in installation. If clamping, use 3″ wide band clamps 18005.
• Long body design works well on SUV and truck applications
• Universal muffler. Reversible design.

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 Borla(r) Specialty mufflers and used on the same application. Notched necks are designed for clamp in installation using 1″ wide band style clamps 18330 (clamps not included). Alternate muffler with Un-Notched neck is 401663. 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. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation. Best of all, it’s made in the USA and backed by Borla(r) ‘s Million-Mile warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
Specialty Muffler – Heavy Duty (Truck) – 3″ Center Inlet/ 3″ Center Outlet 7.75″ Round 24″ Long Body 29″ Overall Length. Universal Part. Reversible Design. Notched Neck.

• Notched necks are designed for clamp in installation. Use 1″ wide band clamps 18330.
• Long body design works well on SUV and truck applications
• Alternate muffler with Un-Notched neck is 401663.
• Universal muffler. Reversible design.

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 Borla(r) Specialty mufflers and used on the same application. Un-notched necks are designed for weld in installation. Alternate muffler with Notched neck is 401662. Use 1″ wide band style clamps 18330 (clamps not included). 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. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation. Best of all, it’s made in the USA and backed by Borla(r) ‘s Million-Mile warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
Specialty Muffler – Heavy Duty (Truck) – 3″ Center Inlet/ 3″ Center Outlet 7.75″ Round 24″ Long Body 29″ Overall Length. Universal Part. Reversible Design. Un-notched Neck.

• Alternate muffler with Notched neck is 401662. Use 1″ wide band clamps 18330.
• Long body design works well on SUV and truck applications
• Un-notched necks are designed for weld in installation
• Universal muffler. Reversible design.

Transverse ‘T’ Flow design. Single 2.5″ inlet on side of muffler body with dual 2.5″ offset outlets, one on each end of the muffler body. The internal flow of this muffler is a ‘T’ pattern. 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. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation. Best of all, it’s made in the USA and backed by Borla(r)’s Million-Mile warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
Specialty Muffler – Transverse ‘T’ Flow Design – Single 2.5″ Inlet On Side Of Muffler Body/ Dual 2.5″ Offset Outlets (One On Each End Cap), 4.35″ x 9.10″ Oval x 18″ Long Body, 24″ Overall Length. Universal Part. Reversible Design

• Un-Notched necks are designed for weld in installation. If clamping, use 3″ wide band clamp 18004.
• Transverse ‘T’ flow design
• Reversible design
• Universal muffler