Muffler - XR-1 Race Line - 3 in Center Inlet - 3 in Center Outlet - 16 x 4.25 x 7.88 in Oval Body - 21 in Long - Stainless - Natural - Universal - Each

Additional Information

This part is designed and intended for installation in Ancient (Model Year 1974 or earlier), or Competition, or Racing Vehicles. Competition or Racing Vehicles may be operated exclusively in 1) events organized by recognized bodies with authorizing permits for participating drivers. 2) racing event qualification, and 3) practice associated with events. Installation and operation of this part in a non-Ancient street driven Vehicle, including driving Competition or Racing Vehicles to the racetrack, is likely to be considered illegal Tampering or a Defeat Device

XR-1 Multi-Core

XR-1(r) Multi-Core Racing Muffler. 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval 16" Body 21" Overall Length. Compact size is perfect for applications with limited space but can be used on a wide range of vehicles including rotary engine equipped vehicles. It features BORLA(r)'S patented Multi-Core 3 tube design for maximum flow, horsepower and torque. The Multi-Core portion of XR-1(r) mufflers flows better than straight tubing. Reversible design for installation flexibility. T-304 Stainless steel for superior corrosion resistance. Natural mill finish can be brushed or polished prior to installation. 100% welded construction for strength. High temperature T-304 stainless steel wool packing for sound control. 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.

Additional Information

XR-1 Multi-Core Racing Muffler Full Bodied Cars - 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval 16" Body 21" Overall Length. Universal Part. Reversible Design.

Part Type

Exhaust Muffler

Product Overview

BORLA XR-1 Raceline products are the choice of todays hottest drag and oval track racers. Featuring a patented uninerrupted-flow design and multicore technology. BORLAs XR-1 mufflers actually outflow a straight piece of pipe in repeated testing. XR-1 race products are light weight and constructed of high quality austenitic stainless steel for track-tough durability. They meet the strictest noice requirements and use sound absorbing stainless steel pcking to protect against burnout. Hands down, BORLAs XR-1 Raceline offers the best balance of sound and power.

• 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval 16" Body 21" Overall Length
• Can be used on a wide range of vehicles including rotary engine equipped vehicles
• Compact design is perfect for applications with limited space
• Multi-Core 3 internal tube design. High temperature T-304 stainless steel wool for sound control.
• Universal muffler. Reversible Design.

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Product Details

Reference Information

Muffler, XR-1, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each

Whether you're drag racing or Circle Track racing, Borla has an XR-1 racing muffler for you. In fact, the 16 in. Shootout mufflers are rated the highest-flowing mufflers on the market.

Features include:
• Straight-through design for maximum flow
• Aircraft-quality T-304 stainless steel construction for reduced weight that will never rust
• All-welded, one-piece design for increased structural integrity
• Stainless steel, sound-absorbing material to protect against burnout