Borla XR-1 Sportsman 3.5in In/Out 5in Round Racing Muffler — Universal

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SKU: BOR40004S
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About Borla Borla Performance Industries was founded in 1978 and ...Read More

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Sale price$178.99 Regular price$199.99
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Borla

Borla Performance Industries was founded in 1978 and remains America's premium cat-back exhaust brand. Every Borla system is hand-built from T-304 austenitic stainless steel and backed by a million-mile warranty — the OE choice for Camaro ZL1, Mustang GT350, and Chevy Corvette.

Watch in action

Borla XR-1 Sportsman: The Professional's Choice

The Borla XR-1 Sportsman is widely recognized as the most versatile and efficient racing muffler in its class. Designed for those who refuse to compromise on power, this 5-inch round muffler features a 3.5-inch inlet/outlet configuration, making it perfect for high-horsepower applications that require significant exhaust volume without the bulk of traditional mufflers.

Performance Features

  • Patented Flow Design: Utilizes the same race-winning technology found in the full XR-1 line for superior exhaust scavenging.
  • Compact Profile: The 5-inch round body is designed to fit into tight chassis spaces while maintaining maximum flow.
  • Premium Materials: Constructed from high-quality austenitic stainless steel for long-term heat and vibration resistance.
  • Versatile Application: Ideal for drag racing, oval tracks, and high-performance street builds.
  • Proven Results: Used by record-holding racers to maintain power while managing cabin noise levels.

The XR-1 Sportsman is the lightest and most compact muffler in the Borla racing lineup, providing an excellent power-to-weight ratio for competitive vehicles. Its flow-through design ensures that your engine can breathe freely, translating into real-world horsepower gains. Whether you are dealing with frame rail clearance issues or simply need a high-performance solution that fits in a compact space, the XR-1 Sportsman delivers. Experience the difference that professional-grade engineering makes in your vehicle's performance. Upgrade your exhaust system today with high-quality components from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Borla

Borla Performance Industries was founded in 1978 and remains America's premium cat-back exhaust brand. Every Borla system is hand-built from T-304 austenitic stainless steel and backed by a million-mile warranty — the OE choice for Camaro ZL1, Mustang GT350, and Chevy Corvette.

Watch in action

Borla XR-1 Sportsman: The Professional's Choice

The Borla XR-1 Sportsman is widely recognized as the most versatile and efficient racing muffler in its class. Designed for those who refuse to compromise on power, this 5-inch round muffler features a 3.5-inch inlet/outlet configuration, making it perfect for high-horsepower applications that require significant exhaust volume without the bulk of traditional mufflers.

Performance Features

  • Patented Flow Design: Utilizes the same race-winning technology found in the full XR-1 line for superior exhaust scavenging.
  • Compact Profile: The 5-inch round body is designed to fit into tight chassis spaces while maintaining maximum flow.
  • Premium Materials: Constructed from high-quality austenitic stainless steel for long-term heat and vibration resistance.
  • Versatile Application: Ideal for drag racing, oval tracks, and high-performance street builds.
  • Proven Results: Used by record-holding racers to maintain power while managing cabin noise levels.

The XR-1 Sportsman is the lightest and most compact muffler in the Borla racing lineup, providing an excellent power-to-weight ratio for competitive vehicles. Its flow-through design ensures that your engine can breathe freely, translating into real-world horsepower gains. Whether you are dealing with frame rail clearance issues or simply need a high-performance solution that fits in a compact space, the XR-1 Sportsman delivers. Experience the difference that professional-grade engineering makes in your vehicle's performance. Upgrade your exhaust system today with high-quality components from GGCRACING.

Product Details

Product Description

About Borla

Borla Performance Industries was founded in 1978 and remains America's premium cat-back exhaust brand. Every Borla system is hand-built from T-304 austenitic stainless steel and backed by a million-mile warranty — the OE choice for Camaro ZL1, Mustang GT350, and Chevy Corvette.

Watch in action

Borla XR-1 Sportsman: The Professional's Choice

The Borla XR-1 Sportsman is widely recognized as the most versatile and efficient racing muffler in its class. Designed for those who refuse to compromise on power, this 5-inch round muffler features a 3.5-inch inlet/outlet configuration, making it perfect for high-horsepower applications that require significant exhaust volume without the bulk of traditional mufflers.

Performance Features

  • Patented Flow Design: Utilizes the same race-winning technology found in the full XR-1 line for superior exhaust scavenging.
  • Compact Profile: The 5-inch round body is designed to fit into tight chassis spaces while maintaining maximum flow.
  • Premium Materials: Constructed from high-quality austenitic stainless steel for long-term heat and vibration resistance.
  • Versatile Application: Ideal for drag racing, oval tracks, and high-performance street builds.
  • Proven Results: Used by record-holding racers to maintain power while managing cabin noise levels.

The XR-1 Sportsman is the lightest and most compact muffler in the Borla racing lineup, providing an excellent power-to-weight ratio for competitive vehicles. Its flow-through design ensures that your engine can breathe freely, translating into real-world horsepower gains. Whether you are dealing with frame rail clearance issues or simply need a high-performance solution that fits in a compact space, the XR-1 Sportsman delivers. Experience the difference that professional-grade engineering makes in your vehicle's performance. Upgrade your exhaust system today with high-quality components from GGCRACING.

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