Borla Specialty Muffler 2.75-inch Center Inlet/Outlet, 6.75-inch Diameter, 24-inch Body, S-Type Un-Notched for Truck and SUV Applications

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.

The Borla Specialty Muffler Part Number 401664 is engineered specifically for truck and SUV applications that demand a long-body exhaust solution. Featuring a 2.75-inch center inlet and outlet with a 6.75-inch diameter, this muffler provides optimal flow and performance. The 24-inch long body and overall length of 29 inches make it suitable for a wide range of heavy-duty vehicle setups, offering a perfect balance between durability and efficiency. Constructed from high-quality T-304 austenitic stainless steel, this muffler is designed to resist rust and corrosion, ensuring long-lasting performance even under harsh conditions. Its 100% welded construction provides exceptional strength, while the free-flow design enhances exhaust throughput, contributing to improved horsepower and torque. The muffler incorporates a high-temperature continuous-filament fiber (CFF) acoustic material to effectively manage noise levels without sacrificing performance. Its natural mill finish allows for customization through brushing or polishing before installation, adding an aesthetic touch to the exhaust system. The reversible design offers installation flexibility, and un-notched necks are intended for weld-in applications, making it suitable for various custom setups. Use wide band clamps for installation, or opt for weld-in if preferred. This universal, heavy-duty muffler is backed by Borla’s Million-Mile warranty, reflecting the company's confidence in quality and durability. Made in the USA, it exemplifies Borla’s commitment to excellence in exhaust technology. Whether upgrading for performance or sound, this specialty muffler is an ideal choice for those seeking a reliable, high-performance exhaust component that meets the demands of heavy-duty truck and SUV applications.

Features:

• Heavy-duty S-Type muffler designed for trucks and SUVs

• 2.75-inch inlet and outlet with a 6.75-inch diameter body

• Constructed from durable T-304 stainless steel for corrosion resistance

• Reversible design for flexible installation options

• Un-notched necks designed for weld-in installation

• High-temperature continuous-filament fiber (CFF) acoustic material for sound management

• 100% welded construction for maximum strength and durability

• Natural mill finish customizable with brushing or polishing

• Universal fit for various vehicle configurations

• Backed by Borla's Million-Mile warranty for peace of mind

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1