Borla 400938 CrateMuffler Universal Resonator, 2.5-Inch Center Inlet/Outlet

Perfect for applications with limited space. If you want to lower the sound pressure level (SPL) of your CrateMuffler(r)s, you can install this resonator. This compact bottle / bullet style resonator can also be used as a universal resonator in any system of this diameter. The Resonator is designed to attenuate overall sound. This is perfect for customers looking to reduce the sound level 2-3 dB(A). This straight-through design will not degrade the performance of your vehicle. Resonator dimensions 2.5" Center Inlet/ 2.5" Center Outlet, 4" Round, 10" Long Body 15" Overall Length. Un-Notched necks are designed for weld in installation. If clamping, use 3" wide band clamps 18004. Reversible design for installation flexibility. High-quality T-304 austenitic stainless steel for superior corrosion resistance. 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. There is no logo embossment on this part. 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. Resonator - Sound Level N/A Resonator - 2.5" Center Inlet/ 2.5" Center Outlet 3.5" Round x 10" Long Body 14" Overall Length Universal Part Reversible Design.

• Un-Notched necks are designed for weld in installation. If clamping, use 3" wide band clamps 18004.
• Use with BORLA(r) S-Type CrateMuffler(r) to achieve the Touring sound level
• Universal bottle / bullet style resonator. Reversible design.
• Compact size is perfect for applications with limited space

The Borla 400938 CrateMuffler Resonator is a compact, universal exhaust component designed for installations with limited space. Its straight-through bottle or bullet-style design helps attenuate overall exhaust sound without restricting vehicle performance. When used with a Borla S-Type CrateMuffler, this resonator can help achieve a Touring sound level and is suitable for customers seeking an approximate 2–3 dB(A) reduction in sound pressure level.

Manufactured in the USA from high-quality T-304 austenitic stainless steel, the Borla 400938 features fully welded construction for durability and excellent corrosion resistance. High-temperature continuous-filament fiber acoustic material provides effective sound control, while the free-flowing internal design supports exhaust performance. The reversible configuration offers installation flexibility, and the natural mill finish may be brushed or polished before installation. Un-notched necks are intended for weld-in installation; for clamped installations, use 3-inch wide-band clamps such as Borla 18004. This resonator has no logo embossment and is backed by Borla's Million-Mile Warranty.

What's Included: One Borla 400938 universal resonator. Vehicle-specific fitment data is not applicable because this is a universal exhaust component; verify pipe diameter, available clearance, and installation method before installation. Professional welding or exhaust installation is recommended.

Features:

• Compact universal resonator design is ideal for exhaust systems with limited installation space.
• Straight-through free-flow construction helps reduce sound without significantly affecting exhaust performance.
• T-304 austenitic stainless steel provides excellent corrosion resistance and long-term durability.
• Reversible bottle-style configuration supports flexible installation in either direction.

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