This Borla cat-back exhaust system is built for the verified 2024 Chevrolet Silverado 1500 application listed below. Select it by exact manufacturer part number 140999 and confirm the full engine, drivetrain, body, wheelbase, factory-exhaust, and Borla application notes before ordering.

Key Features

• True Dual Design: Unique 2.5″ inlet expanding to 2.75″ pipes with internal X-pipe in muffler for enhanced flow, power, and balanced exhaust note.
• T-304 Stainless Steel: Premium austenitic construction via CNC mandrel-bent tubing ensures durability, precise fit, and lifetime performance.
• Valve Simulator: Integrates seamlessly to eliminate check engine light activation on vehicles with active exhaust valves.
• Patented Technology: Straight-through and multi-core muffler design unlocks horsepower, torque, fuel efficiency, and the Borla Sound of Power.
• Add Borla Adapter 60706 (quantity of 2) for Crew Cab with Standard Bed (6 ft 7 in, 157-inch wheelbase).
• Bolt-on design uses factory hangers; no welding needed with provided hardware.

Fitment

Specifications

What’s Included

One new Borla product identified by manufacturer part number 140999. 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

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• Borla 24-25 Chevy Silverado 1500 (6.2L V8) S-Type Cat Back – 3.5in Carbon Fiber Black Anodized Tips
• Borla 24-25 Chevy Silverado 1500 (6.2L V8) S-Type Cat Back – 3.5in Chrome Tips

Browse the Borla collection for related exhaust systems and components.

Frequently Asked Questions

Will this Borla part fit my 2024 Chevrolet Silverado 1500?
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.