Borla XR-1 Low Profile Multicore Muffler

Universal Fitment

Part #: 401382

Overview

The Borla XR-1 Low Profile Multicore Muffler is a high-performance exhaust component designed for enthusiasts seeking a balance of aggressive sound and ground clearance. Crafted with a compact 4-inch diameter and a length of 16 inches, this muffler is ideal for both classic and modern vehicles that require a low-profile solution. Its universal design ensures compatibility across a wide range of applications, making it a versatile choice for custom exhaust builds or replacement parts. The XR-1 muffler helps improve exhaust flow, supports durability under high-temperature conditions, and offers a distinctive sound profile that enhances your vehicle’s character without excessive drone or noise. Whether you're upgrading your vehicle for improved sound or addressing ground clearance concerns, this muffler provides a practical and effective solution. Its reversible design allows for flexible installation, ensuring optimal positioning for your specific setup. The high-quality materials and Borla’s patented multicore technology work together to attenuate unwanted noise while maintaining a deep, aggressive exhaust tone.

Key Features

This XR-1 multicore muffler features a robust construction aimed at durability and performance. Its design incorporates high-temperature resistant materials and a multi-core internal structure that helps manage sound and heat effectively. The compact diameter allows for easy installation in vehicles with limited ground clearance, making it suitable for a variety of applications. The reversible design offers installation flexibility, and the overall construction supports long-lasting performance even under demanding conditions. The muffler’s sleek round shape and high-quality finish contribute to a clean, professional look that complements any exhaust system.

Construction & Design

The XR-1 muffler is constructed with a durable, high-temperature resistant body designed to withstand the rigors of performance driving. Its multi-core internal design is engineered to optimize sound attenuation and exhaust flow, providing a balanced blend of aggressive tone and refined acoustics. The compact, low-profile shape ensures compatibility with ground clearance-sensitive vehicles, while the reversible configuration simplifies installation and positioning.

Driving Feel & Feedback

This muffler enhances the exhaust note, delivering a deep, aggressive sound that complements your vehicle’s performance character. It helps support improved exhaust flow, which can contribute to a more responsive throttle and a satisfying driving experience. The design minimizes drone and unwanted noise, ensuring a comfortable ride while still providing an assertive exhaust tone.

Installation & Fitment

Designed as a universal part, the XR-1 muffler can be adapted to a variety of vehicles. Its reversible design allows for flexible installation angles, and the 2.5-inch inlet and outlet sizes are compatible with many exhaust systems. Proper fitment should be verified against your vehicle’s specifications and the part’s dimensions prior to installation.

What’s Included

The package includes one Borla XR-1 Low Profile Multicore Muffler, designed for straightforward installation and long-lasting performance. Hardware or additional components are not included and may require purchase separately based on your specific application.