Borla

Borla XR-1 Racing Sportsman 4in Inlet/Outlet Center/Center Oval Muffler-4.5in Diameter x 12in Length - 40947

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SKU:
BOR40947
UPC:
808422409476
MPN:
40947
Availability:
Regularly stocked product
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MSRP: $216.99
$193.99
— You save $23.00
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Description

How do Borla XR-1 mufflers enhance vehicle performance for track use?
Borla XR-1 mufflers leverage patented race-winning technology to unlock maximum engine power and championship-winning exhaust flow for demanding track applications.

What is the installation process for Borla XR-1 mufflers?
Installation requires welding; confirm precise vehicle fitment to ensure optimal integration of these high-performance mufflers into your exhaust system.

Borla XR-1 mufflers deliver a score of 9 for Track/Autocross and Racing Competition, leveraging patented, race-winning XR-1 Raceline technology for maximum power gains. Constructed from high-quality austenitic stainless steel with a 4 inch inlet and outlet, these mufflers provide enduring corrosion resistance. Equip your vehicle with Borla XR-1 mufflers for uncompromising performance and an aggressive exhaust note.

Key Features

  • High quality austenitic stainless steel
  • Patented, race-winning XR-1 Raceline technology
  • 4in Inlet/Outlet Center/Center Oval Muffler
  • 4.5in Diameter x 12in Length
  • Un-Notched necks are designed for weld in installation
  • Universal muffler. Reversible design

Why Choose the BOR XR-1 Mufflers

Delivers enduring corrosion resistance for a lifetime of aggressive driving.

Achieves championship-winning exhaust flow for maximum power gains.

Provides a deep, aggressive exhaust note that commands attention.

Transforms your vehicle's sound and performance with a universal fit.

Who Is This For?

Track / Autocross — 9/10
Patented race-winning technology unlocks maximum power.

Racing Competition — 9/10
Patented race-winning technology unlocks maximum power.

Street Performance — 8/10
Premium performance product with aggressive exhaust note.

Engine Performance — 9/10
Race-winning technology unlocks maximum power.

Exhaust Note / Sound — 8/10
Aggressive exhaust note is a stated feature.

Drag Racing — 8/10
Race-winning technology for maximum power.

Frequently Asked Questions

How do Borla XR-1 mufflers enhance vehicle performance for track use?

Borla XR-1 mufflers deliver championship-winning exhaust flow for maximum power gains on the track. With a high usage score of 9 for "Track / Autocross", these mufflers are engineered to unlock peak engine performance. Experience race-proven gains with this premium exhaust upgrade.

What is the installation process for Borla XR-1 mufflers?

Installation of Borla XR-1 mufflers is a weld-in process, requiring advanced mechanical skill. The un-notched necks are specifically designed for this type of secure, permanent integration. Ensure proper welding techniques for a reliable performance exhaust system.

Can I confirm if Borla XR-1 mufflers will fit my vehicle?

Confirm fitment with your specific vehicle to ensure proper integration of the Borla XR-1 mufflers. These mufflers feature a 4-inch inlet and outlet with a center-to-center configuration, designed for universal performance applications. Always verify compatibility before purchase for a confident fit.

What are the key performance benefits of upgrading to a Borla XR-1 muffler from a stock unit?

Upgrading to a Borla XR-1 muffler transforms your vehicle's sound and performance with patented, race-winning XR-1 Raceline technology. This upgrade achieves championship-winning exhaust flow, unlocking maximum power gains and delivering a deep, aggressive exhaust note. Experience a significant enhancement over OEM exhaust systems.

What material are Borla XR-1 mufflers constructed from?

Borla XR-1 mufflers are constructed from high-quality austenitic stainless steel. This premium material delivers enduring corrosion resistance, ensuring a lifetime of aggressive driving and performance. Trust in the robust construction for long-term durability and sound quality.

Important Notices

⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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Additional Information

Clearance Item:
N
MPN:
40947
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Exhaust, Mufflers & Tips>Muffler
Universal Fitment:
Y
Install Type:
Weld-In
Product Level:
Premium Performance
Track / Autocross:
9/10
Racing Competition:
9/10
Street Performance:
8/10
Engine Performance:
9/10
Exhaust Note / Sound:
8/10
Drag Racing:
8/10
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