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Borla XR-1 Racing Sportsman 3 inch Outlet / 3 inch Inlet Round Muffler-Borla-BOR40085
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Borla XR-1 Racing Sportsman 3 inch Outlet / 3 inch Inlet Round Muffler

Borla
BOR40085
808422400855
Muffler
20+ Units In Stock - Ships Next Business Day
$ 163.99 $ 146.99
$ 146.99

SKU: 40085   |   UPC: 808422400855

Borla 40085 XR-1 Sportsman Racing Muffler 3 in. Center Inlet/ 3 in. Center Outlet 5 in. Round x 15 in. Long Body

Borla 40085 XR-1 Sportsman muffler is a universal racing component designed for custom exhaust builds on performance vehicles, off-road trucks and race cars. Its compact 5-inch round body measures 15 inches long with 20-inch overall length and 3-inch center inlet/outlet for seamless integration into tight spaces. This free-flow design increases horsepower, torque and throttle response while producing the signature Borla aggressive exhaust note.

Key Features

  • Compact Dimensions: 5 in. H x 5 in. W x 15 in. L body (20 in. overall) fits restricted areas on most chassis setups.
  • Reversible Design: Allows inlet/outlet flexibility for straight-through or offset configurations during custom installs.
  • T-304 Stainless Steel: Corrosion-resistant material ensures lifelong durability in harsh racing environments.
  • 100% Welded Construction: Provides structural integrity for high-heat, high-vibration race conditions.
  • Free-Flow with CFF Acoustic Core: Maximizes exhaust scavenging for power gains and controls drone with high-temp fiber packing.

Product Notes

  • Un-notched necks support weld-in installation; for clamping use Borla 3-inch wide band clamp #18006.
  • Natural mill finish allows brushing or polishing before install for custom appearance.
  • Ships in protective Borla packaging to prevent damage; weight 8 lbs.

Installation Notes

  • Professional installation recommended.
  • Weld or clamp necks to 3-inch piping; reversible ends simplify routing.
  • Compatible with most universal exhaust hangers and hardware.

This Part Fits

Year Make Model Submodel
Universal All All Models Performance, Racing & Off-Road

Why Choose Borla?

  • Leaders in stainless steel exhaust since pioneering systems for Ferrari and Rolls-Royce.
  • Delivers proven power gains and torque in street, off-road and racing applications.
  • Engineered and manufactured in the USA with race-winning heritage.

Frequently Asked Questions

  • Q: Does this muffler fit specific vehicles?
    A: Universal design fits any custom 3-inch exhaust system on cars, trucks or race vehicles with reversible inlet/outlet for easy adaptation.
  • Q: What material is used and does it rust?
    A: Made from T-304 austenitic stainless steel for rust resistance and strength in all conditions.
  • Q: What warranty applies?
    A: Backed by Borla's limited lifetime warranty on materials and workmanship for racing use.

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Original Borla box, 22 in. x 7 in. x 7 in.
  • Weight: 8 lbs

Request For Information

Have questions about Borla XR-1 Racing Sportsman 3 inch Outlet / 3 inch Inlet Round Muffler? Fill out the form below and we'll get back to you by the next business day.
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