Borla XR-1 Multi-Core 3-Inch Center Inlet/Outlet Oval Racing Muffler - Compact High-Performance Exhaust for Rotary Engines

XR-1® Multi-Core Racing Muffler. 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval x 12" Long Body 17" Overall Length. Compact size is perfect for applications with limited space and can be used on a wide range of vehicles. It features BORLA®'S patented Multi-Core 4 tube design for maximum flow, horsepower, and torque. The Multi-Core portion of XR-1® mufflers flows better than straight tubing. Recommend for high horsepower applications. Reversible design for installation flexibility. T-304 Stainless steel will never rust. Natural mill finish can be brushed or polished prior to installation. 100% welded construction for strength. High-temperature continuous-filament fiber (CRF) acoustic material for sound control. There is no BORLA® logo embossment on this part. Best of all, it's made in the USA. Just what you'd expect from the world's most experienced (and most winning) exhaust brand. XR-1® Multi-Core Racing Muffler Rotary Engine Equipped Vehicles - 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval x 12" Long Body 17" Overall Length. Universal Part. Reversible Design. Patented Multi-Core Technology

• 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval x 12" Long Body 17" Overall Length
• Universal muffler. Reversible design. No BORLA® logo embossement.
• Compact design is perfect for applications with limited space
• Can be used on a wide range of vehicles
• Multi-Core 4 tube internal design

The Borla XR-1® Multi-Core Racing Muffler is engineered for high-performance applications, especially suited for rotary engine equipped vehicles. Featuring a compact 17-inch overall length with a 4.25-inch by 7.88-inch oval body, this muffler is designed to fit in limited space while delivering maximum flow and sound control. Its 3-inch center inlet and outlet facilitate versatile installation options across a wide range of automotive setups, making it an adaptable choice for racing and high horsepower street vehicles. The XR-1® incorporates BORLA®'s patented Multi-Core 4-tube design, which ensures superior exhaust flow, increasing horsepower and torque compared to traditional straight-tube mufflers. This internal design minimizes backpressure, enabling your engine to perform at its best without sacrificing sound quality or durability. Constructed from high-quality T-304 stainless steel, the muffler is corrosion-resistant and built for longevity, with a natural mill finish that can be brushed or polished before installation. Its 100% welded construction enhances strength and durability under rigorous conditions, while the high-temperature continuous-filament fiber (CRF) acoustic material provides effective sound dampening, resulting in a refined exhaust note. The reversible design offers installation flexibility, allowing the muffler to be oriented for optimal fitment without concern for directional airflow. Made in the USA, this universal muffler is ideal for a variety of vehicles, particularly those requiring a compact, high-flow exhaust component. Its lack of embossed logos maintains a clean aesthetic, suitable for custom installations or race cars where appearance matters. Overall, the Borla XR-1 Multi-Core Racing Muffler delivers cutting-edge technology, durability, and performance for enthusiasts seeking to maximize exhaust efficiency and engine output. Whether upgrading a rotary engine or enhancing a high-performance build, this muffler provides reliable, race-ready sound and flow characteristics that meet the demands of competitive and spirited driving.

Features:

• 3-inch center inlet and outlet for versatile installation

• Oval body measuring 4.25 inches by 7.88 inches with 12-inch length

• Universal, reversible design for flexible mounting options

• Patented Multi-Core 4-tube internal design for maximum exhaust flow

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

• Natural mill finish that can be brushed or polished

• 100% welded for enhanced strength and longevity

• High-temperature CRF acoustic material for effective sound control

• Made in the USA with no embossed logo for a clean look

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