Borla CrateMuffler Resonator

Universal Fitment

Part #: 400938

Overview

The Borla 400938 CrateMuffler Resonator is a high-quality, stainless steel exhaust component designed to help improve the sound and performance of your vehicle’s exhaust system. Crafted with precision, this resonator features a 2.5-inch inlet and outlet, with a 3.5-inch round body measuring 10 inches in length and a total length of 14 inches. Its universal fitment makes it suitable for a wide range of applications, especially where space is limited. This resonator is ideal for enthusiasts seeking to modify their exhaust sound profile, reduce sound pressure levels, or support a more refined driving experience. Made from durable stainless steel with a natural finish, it offers excellent resistance to corrosion and heat, ensuring long-lasting performance under demanding conditions. Whether you're customizing your vehicle for a quieter ride or enhancing exhaust tone, this resonator provides a versatile solution that supports your goals without compromising quality or durability.

Key Features

This Borla CrateMuffler Resonator is designed with a focus on durability, functionality, and ease of installation. Its stainless steel construction ensures resistance to rust and corrosion, making it suitable for both daily drivers and performance applications. The reversible design allows for flexible installation options, accommodating various exhaust configurations. Its compact size and lightweight build make it perfect for applications with limited space, helping to optimize exhaust flow and sound characteristics. The precision-machined inlet and outlet ensure a secure fit and reliable sealing, supporting consistent performance. The resonator’s natural stainless finish maintains its appearance over time, resisting discoloration and corrosion, even in harsh environments. Overall, this resonator helps support a balanced exhaust tone while maintaining the integrity and longevity of your vehicle’s exhaust system.

Construction & Design

Constructed from high-grade stainless steel, the Borla CrateMuffler Resonator features a seamless, durable body designed to withstand high temperatures and corrosive elements. Its round, 3.5-inch diameter body is engineered for optimal sound attenuation and flow, with a length of 10 inches and an overall length of 14 inches. The reversible design allows for flexible installation, making it adaptable to various exhaust setups. The precision welds and smooth internal surfaces contribute to its effectiveness in reducing unwanted noise while supporting exhaust efficiency.

Installation & Fitment

This resonator is designed for straightforward installation with a 2.5-inch inlet and outlet, compatible with many exhaust systems. Its universal fitment requires verification against your vehicle’s specific configuration to ensure proper fitment. The reversible design simplifies installation, allowing you to orient the resonator for optimal sound and clearance. Basic tools and standard exhaust clamps are typically sufficient for installation, but professional assistance is recommended for precise fitment and sealing.

What’s Included

Each package includes one Borla CrateMuffler Resonator with stainless steel construction, designed to be a direct bolt-on replacement or upgrade for compatible exhaust systems. Hardware and mounting accessories are not included and should be sourced separately if needed.