This Borla cat-back exhaust system is built for the verified 1986-1991 Chevrolet Corvette Base application listed below. Select it by exact manufacturer part number 140082 and confirm the full engine, drivetrain, body, wheelbase, factory-exhaust, and Borla application notes before ordering.

Key Features

• Material: T-304 Austenitic stainless steel withstands corrosion and heat for long-term performance.
• Flow Performance: 41% increase over stock exhaust improves throttle response, power, and efficiency.
• Piping & Tips: 3-inch inlet to 2.5-inch Y-pipe outlets with polished T-304 rectangular rolled-edge angle-cut tips (6.6-inch diameter).
• Construction: All-welded design ensures leak-free seals and precise fitment as a direct OEM replacement.
• Muffler Design: Dual 10×5-inch straight-through S-Type mufflers produce deep, aggressive Borla sound on split rear exits.
• Direct bolt-on after catalytic converter; no cutting, welding, or modifications needed.

Fitment

Specifications

What’s Included

One new Borla product identified by manufacturer part number 140082. Clamps, hangers, gaskets, tips, pipes, tools, and companion parts are included only when expressly listed for this exact part number.

About Borla

Borla develops stainless-steel exhaust systems, mufflers, tips, pipes, and related components for vehicle-specific and universal performance applications. Product selection remains exact-application and exact-part-number specific.

Related Borla Products

• Borla 97-04 Chevrolet Corvette 5.7L 8cyl S-Type SS Catback Exhaust
• Borla 11-14 Dodge Charger R/T / 11-14 Chrysler 300 C 5.7L V8 AT/MT S-Type SS Catback Exhaust
• Borla 2019 RAM 1500 5.7L V8 AT 4DR Crew Cab Short Bed S-Type SS Catback Exhaust

Browse the Borla collection for related exhaust systems and components.

Frequently Asked Questions

Will this Borla part fit my 1986-1991 Chevrolet Corvette Base?
That application is listed, but confirm the engine, drivetrain, body or cab style, wheelbase, factory exhaust layout, tip opening, and every Borla application note before ordering.

Will this change require an engine tune?
A cat-back, axle-back, tip, muffler, or post-catalyst component usually does not require tuning, but confirm the exact application, emissions configuration, oxygen-sensor locations, and local requirements before installation.

What should I inspect before installation?
Check the shipping carton and components against the exact part number, then inspect clamps, hangers, gaskets, mating flanges, clearances, tip alignment, and required reused factory hardware before removing the original exhaust.

Installation Instructions

Follow the current Borla instructions and vehicle service information for this exact part number. Let the exhaust cool, support the vehicle safely, compare all parts before removal, protect sensors and wiring, use the specified clamps and torque values, align all joints and tips without preload, confirm body and suspension clearance, check for leaks, and retorque after the first heat cycles. Professional installation is recommended.