Borla

Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette

Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette
Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette
Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette
Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette
Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette
Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette
Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette
Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette
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Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet CorvetteBorla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet CorvetteBorla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet CorvetteBorla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet CorvetteBorla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet CorvetteBorla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet CorvetteBorla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet CorvetteBorla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette
Borla

Borla C4 Corvette 2.5-inch Axle-Back Exhaust System — Fits 1984-1991 Chevrolet Corvette

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SKU: BOR11376
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About Borla Borla Performance Industries was founded in 1978 and ...Read More

Price:
$1,418.99 $1,819.99
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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
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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 C4 Corvette Exhaust

Transform your 1984-1991 Chevrolet Corvette C4 with the legendary Borla Axle-Back exhaust system. Engineered to replace the restrictive stock 2.25-inch setup, this 2.5-inch system significantly improves exhaust velocity, unlocking hidden horsepower and torque. Whether you are driving a base model or a classic ZR-1, this upgrade provides the distinctive Borla Sound of Power that enthusiasts crave.

Key Features and Benefits

  • Premium Construction: Crafted from high-quality T-304 austenitic stainless steel for superior corrosion resistance compared to 409 series steel.
  • Performance Gains: Straight-through and multi-core technology reduces backpressure, enhancing both throttle response and fuel economy.
  • Polished Finish: Features polished T-304 stainless steel tips for a clean, aggressive aesthetic.
  • Direct Fitment: Designed specifically for 1984-1991 C4 Corvettes. Note: Requires Y-Pipe assembly #60001 for '84-'85 or #60002 for '86-'91 models.

This system is the ultimate choice for drivers looking to combine track-ready performance with street-legal durability. Experience the difference in build quality and acoustic engineering that only Borla can provide. Elevate your driving experience with this premium exhaust upgrade from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1984-1991 Chevrolet Corvette Base
1986 Chevrolet Corvette Indianapolis 500 Pace Car
1988 Chevrolet Corvette 35th Anniversary Edition
1990-1991 Chevrolet Corvette ZR-1

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 C4 Corvette Exhaust

Transform your 1984-1991 Chevrolet Corvette C4 with the legendary Borla Axle-Back exhaust system. Engineered to replace the restrictive stock 2.25-inch setup, this 2.5-inch system significantly improves exhaust velocity, unlocking hidden horsepower and torque. Whether you are driving a base model or a classic ZR-1, this upgrade provides the distinctive Borla Sound of Power that enthusiasts crave.

Key Features and Benefits

  • Premium Construction: Crafted from high-quality T-304 austenitic stainless steel for superior corrosion resistance compared to 409 series steel.
  • Performance Gains: Straight-through and multi-core technology reduces backpressure, enhancing both throttle response and fuel economy.
  • Polished Finish: Features polished T-304 stainless steel tips for a clean, aggressive aesthetic.
  • Direct Fitment: Designed specifically for 1984-1991 C4 Corvettes. Note: Requires Y-Pipe assembly #60001 for '84-'85 or #60002 for '86-'91 models.

This system is the ultimate choice for drivers looking to combine track-ready performance with street-legal durability. Experience the difference in build quality and acoustic engineering that only Borla can provide. Elevate your driving experience with this premium exhaust upgrade from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1984-1991 Chevrolet Corvette Base
1986 Chevrolet Corvette Indianapolis 500 Pace Car
1988 Chevrolet Corvette 35th Anniversary Edition
1990-1991 Chevrolet Corvette ZR-1

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 C4 Corvette Exhaust

Transform your 1984-1991 Chevrolet Corvette C4 with the legendary Borla Axle-Back exhaust system. Engineered to replace the restrictive stock 2.25-inch setup, this 2.5-inch system significantly improves exhaust velocity, unlocking hidden horsepower and torque. Whether you are driving a base model or a classic ZR-1, this upgrade provides the distinctive Borla Sound of Power that enthusiasts crave.

Key Features and Benefits

  • Premium Construction: Crafted from high-quality T-304 austenitic stainless steel for superior corrosion resistance compared to 409 series steel.
  • Performance Gains: Straight-through and multi-core technology reduces backpressure, enhancing both throttle response and fuel economy.
  • Polished Finish: Features polished T-304 stainless steel tips for a clean, aggressive aesthetic.
  • Direct Fitment: Designed specifically for 1984-1991 C4 Corvettes. Note: Requires Y-Pipe assembly #60001 for '84-'85 or #60002 for '86-'91 models.

This system is the ultimate choice for drivers looking to combine track-ready performance with street-legal durability. Experience the difference in build quality and acoustic engineering that only Borla can provide. Elevate your driving experience with this premium exhaust upgrade from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1984-1991 Chevrolet Corvette Base
1986 Chevrolet Corvette Indianapolis 500 Pace Car
1988 Chevrolet Corvette 35th Anniversary Edition
1990-1991 Chevrolet Corvette ZR-1

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