Borla 16-17 Focus RS Turbocharged 2.3L Single Split Exit ATAK Catback Exhaust

This Borla cat-back exhaust system is built for the verified 2016-2018 Ford Focus RS application listed below. Select it by exact manufacturer part number 140730CFBA and confirm the full engine, drivetrain, body, wheelbase, factory-exhaust, and Borla application notes before ordering.

Key Features

• Valve Simulator: Built-in sound suppressing valve simulator eliminates the factory valve for constant maximum flow and prevents dashboard warning lights or check engine illumination.
• T-304 Stainless Steel Construction: Premium austenitic T-304 material outperforms T-400 series steels, with mandrel bends and CNC precision for durability, optimal exhaust velocity, and exact fit.
• Carbon Fiber Tips: 4-inch single split rear exit tips feature carbon fiber sleeves with black anodized centers for a high-end motorsport look.
• ATAK Sound Technology: Provides the most aggressive Borla exhaust note using patented Polyphonic Harmonizer units with varying pipe diameters and lengths for a rich, harmonized full-body tone enhanced in mufflers.
• Straight-Through Multi-Core Design: Unleashes hidden power through patented technology, boosting horsepower, torque, and efficiency while maintaining the signature Borla exhaust character.
• System includes valve simulator to bypass factory valve control for unrestricted performance without error codes.

Fitment

Specifications

What’s Included

One new Borla product identified by manufacturer part number 140730CFBA. 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 Ford Focus RS 2.3L MT Round Angle-Cut Tips Split Rear Exit ATAK Catback Exhaust
• Borla 16-17 Chevy Camaro SS 6.2L ATAK Catback Single Split Rear Exit Exhaust w/Single Tips
• Borla 16-18 Ford Focus RS 2.3L MT AWD ATAK Catback Exhaust w/ Black Chrome Tip

Browse the Borla collection for related exhaust systems and components.

Frequently Asked Questions

Will this Borla part fit my 2016-2018 Ford Focus RS?
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.