Borla CrateMuffler Resonator Part 400939 – 3-inch Center/Center Universal Sound Attenuation Resonator

Perfect for applications with limited space. If you want to lower the sound pressure level (SPL) of your CrateMuffler®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 3" Center Inlet/ 3" 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 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. There is no logo embossment on this part. 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. Resonator - Sound Level N/A Resonator - 3" Center Inlet/ 3" Center Outlet 4" 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 18006.
• Use with BORLA® S-Type CrateMuffler® to achieve the Touring sound level
• Universal bottle / bullet style resonator. Reversible design.
• Compact size is perfect for applications with limited space

The Borla CrateMuffler Resonator Part 400939 is designed for vehicles with limited space, providing effective sound reduction without compromising performance. This compact bottle/bullet style resonator features a straight-through design that attenuates overall sound levels by approximately 2-3 dB(A), making it ideal for drivers seeking a quieter ride. Constructed from high-quality T-304 austenitic stainless steel, it offers durability and resistance to rust, ensuring long-lasting performance in demanding conditions. The resonator's reversible design offers installation flexibility, accommodating both weld-in and clamp-in setups using 3-inch wide band clamps. Its natural mill finish can be brushed or polished to match your vehicle's aesthetic preferences. This resonator measures approximately 10 inches in length with a 4-inch round body, and its overall length is about 15 inches, making it suitable for applications where space is limited. It is designed to be used in conjunction with BORLA® S-Type CrateMufflers® to achieve a touring sound level, providing a balanced blend of performance and sound control. The free-flow design enhances exhaust performance by reducing backpressure, and the high-temperature continuous-filament fiber (CFF) acoustic material helps absorb sound, further reducing noise levels. This product is made in the USA and backed by BORLA®'s Million-Mile warranty, reflecting its quality and reliability. Whether for custom installation or OEM replacement, this universal resonator is a practical solution for sound management without sacrificing exhaust flow or vehicle performance.

Features:

• Designed for limited space applications with a compact bottle/bullet shape

• Attenuates overall sound levels by 2-3 dB(A) for a quieter ride

• Constructed from durable T-304 stainless steel resistant to rust

• Reversible design for flexible installation options

• Can be welded or clamped using 3-inch wide band clamps

• Universal fit suitable for various systems of the same diameter

• Free-flow design to enhance exhaust performance

• High-temperature CFF acoustic material for effective sound absorption

• Natural mill finish that can be brushed or polished

• Made in the USA and backed by BORLA’s Million-Mile warranty