This Borla cat-back exhaust system is built for the verified 2016-2021 Chevrolet Camaro SS application listed below. Select it by exact manufacturer part number 140688 and confirm the full engine, drivetrain, body, wheelbase, factory-exhaust, and Borla application notes before ordering.

Key Features

• 3-Inch Tubing Diameter: Inlet 3.000 in., outlet/tailpipe 2.250 in., ideal for modified engines with long tube headers for unrestricted exhaust velocity.
• T-304 Stainless Steel Construction: Premium austenitic material resists corrosion, outperforms T-400 series, with mandrel bends for maximum flow and precision CNC fit.
• Dual 4-Inch Polished Tips: T-304 stainless steel, split rear exit design converts single tips to dual for motorsport styling.
• System does not include NPP valves; compatible with Dual Mode Exhaust vehicles but retains factory valves.
• Ships in one oversized box; weight approximately 42 lbs, dimensions 50 x 20 x 12 inches.
• Bolt-on design with all-welded construction; no cutting or welding required for direct fit.

Fitment

Specifications

What’s Included

One new Borla product identified by manufacturer part number 140688. 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 16-17 Chevy Camaro SS 6.2L ATAK Catback Single Split Rear Exit Exhaust w/Single Tips
• Borla 16-23 Camaro SS 6.2L Dual Tip Dual Split Rear Exit Dual Mode Catback Exhaust (NPP)
• Borla 2017+ Chevy Camaro ZL1 6.2 ATAK Catback Exhaust w/ Dual Split Rear Exit

Browse the Borla collection for related exhaust systems and components.

Frequently Asked Questions

Will this Borla part fit my 2016-2021 Chevrolet Camaro SS?
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.