Borla ProXS Universal 2.5in Inlet/Outlet Stainless Steel Performance Muffler — Universal Fit

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SKU: BOR40358
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About Borla Borla Performance Industries was founded in 1978 and ...Read More

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Sale price$129.99 Regular price$144.99
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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

Unleash Performance with Borla ProXS

The Borla ProXS 2.5in Universal Muffler is engineered for enthusiasts who demand superior exhaust flow without compromising on sound quality. Constructed from high-quality T-304 austenitic stainless steel, this muffler is built to resist rust and corrosion, ensuring a lifetime of reliability. Its 100% welded construction provides the structural integrity needed for high-performance driving.

Key Features and Benefits

  • Free-Flow Design: Reduces backpressure to unlock hidden horsepower and torque.
  • Acoustic Control: Features high-temperature continuous-filament fiber (CFF) technology for a deep, aggressive tone without the drone.
  • Installation Flexibility: Reversible design allows for versatile mounting configurations on custom exhaust systems.
  • Premium Durability: T-304 stainless steel construction guarantees long-term performance in all weather conditions.

Whether you are building a custom racing setup or upgrading your daily driver, this muffler delivers the perfect balance of sound and power. The natural mill finish can be easily polished or brushed to match your vehicle's aesthetic. Experience the engineering excellence of Borla at 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

Unleash Performance with Borla ProXS

The Borla ProXS 2.5in Universal Muffler is engineered for enthusiasts who demand superior exhaust flow without compromising on sound quality. Constructed from high-quality T-304 austenitic stainless steel, this muffler is built to resist rust and corrosion, ensuring a lifetime of reliability. Its 100% welded construction provides the structural integrity needed for high-performance driving.

Key Features and Benefits

  • Free-Flow Design: Reduces backpressure to unlock hidden horsepower and torque.
  • Acoustic Control: Features high-temperature continuous-filament fiber (CFF) technology for a deep, aggressive tone without the drone.
  • Installation Flexibility: Reversible design allows for versatile mounting configurations on custom exhaust systems.
  • Premium Durability: T-304 stainless steel construction guarantees long-term performance in all weather conditions.

Whether you are building a custom racing setup or upgrading your daily driver, this muffler delivers the perfect balance of sound and power. The natural mill finish can be easily polished or brushed to match your vehicle's aesthetic. Experience the engineering excellence of Borla at 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

Unleash Performance with Borla ProXS

The Borla ProXS 2.5in Universal Muffler is engineered for enthusiasts who demand superior exhaust flow without compromising on sound quality. Constructed from high-quality T-304 austenitic stainless steel, this muffler is built to resist rust and corrosion, ensuring a lifetime of reliability. Its 100% welded construction provides the structural integrity needed for high-performance driving.

Key Features and Benefits

  • Free-Flow Design: Reduces backpressure to unlock hidden horsepower and torque.
  • Acoustic Control: Features high-temperature continuous-filament fiber (CFF) technology for a deep, aggressive tone without the drone.
  • Installation Flexibility: Reversible design allows for versatile mounting configurations on custom exhaust systems.
  • Premium Durability: T-304 stainless steel construction guarantees long-term performance in all weather conditions.

Whether you are building a custom racing setup or upgrading your daily driver, this muffler delivers the perfect balance of sound and power. The natural mill finish can be easily polished or brushed to match your vehicle's aesthetic. Experience the engineering excellence of Borla at GGCRACING.

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