Cat-Back System

This BORLA(r) Cat-Back system was designed specifically for the Mustang Dark Horse. 3" diameter True Dual system for high flow. Includes 2) 3" O.D. x 2.25" O.D. x 7" long adapters for clamp on installation to the stock exhaust system. Do not use the adapters for full 3” inlets. System features a Merge X-Pipe for increased performance and improved sound. System has Active Exhaust valves. System features BORLA(r)'s Polyphonic Exhaust Harmonizer which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean, rich, full-bodied sound. This system features the aggressive ATAK(r) sound with no drone inside the vehicle and 5" black chrome on T-304 stainless steel tips. Using BORLA(r)'s Stainless Steel Polish p# 21499 is NOT recommended with these black chrome tips. We suggest cleaning the tips with hot water and a microfiber cloth. Systems with bright chrome on T-304 stainless steel tips, and carbon fiber tips are also available. BORLA(r) Cat-Back and Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA(r) Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, BORLA(r) stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.

Additional Information

ATAK Cat-Back Exhaust System 2024-2026 Ford Mustang Dark Horse 5.0L V8 Automatic/ Manual Transmission.

Application Summary

2024-2026 Ford Mustang Dark Horse 5.0L V8 Automatic/ Manual Transmission.

Part Type

Exhaust System Kit

Product Overview

This BORLA Cat-Back system was designed specifically for the Mustang Dark Horse. 3" diameter True Dual system for high flow. System features a merge X-Pipe for increased performance and improved sound. System has Active Exhaust valves. System features BORLA's Polyphonic Exhaust Harmonizer which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean, rich, full-bodied sound. This system features the aggressive ATAK sound with no drone inside the vehicle and 5" black chrome on T-304 stainless steel tips. Using BORLA's Stainless Steel Polish p# 21461 is NOT recommended with these black chrome tips. We suggest cleaning the tips with hot water and a microfiber cloth. Systems with bright chrome on T-304 stainless steel tips, and carbon fiber tips are also available. BORLA Cat-Back and Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, BORLA stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

• 3" Diameter System contains a Merge X-Pipe
• Features Active Exhaust Valves
• Includes adapters for connection to the stock system. Do not use adapters for full 3" inlets.
• Muffler contains Polyphonic Harmonizer technology
• System contains a Merge X-Pipe

Important Notice relating to US Domestic Market Trucks & Pickups

Many US-market trucks and pickups are available in multiple cab and bed-length configurations (e.g., Single Cab, Extended Cab, Double/Crew Cab, CrewMax, 5.5ft/6.5ft/8ft beds, etc.). Exhaust system fitment can vary between these chassis versions.

Where available, we list all compatible vehicles, cab types, and bed lengths in the product description. However, depending on your exact configuration, some systems may require optional extension/mid-pipes or minor modification for correct fitment.

Because of these variations, please carefully check your cab configuration and bed length before purchasing. If you are unsure, or if your vehicle has been modified, please reach out to a StreetFX agent.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Exhaust System, ATAK, Cat-Back, Dual In/Dual Out, Stainless Steel, Natural, Split Rear Exit, Black Chrome Tip, Ford, 5.0L, Kit

Borla's ATAK connecting pipes system contains their unique SwitchFire X-Pipe technology that eliminates the turbulent center intersection of a standard crossover exhaust X-pipe. This design truly blends the combustion pulses from both sides of the engine for improved performance, while further tuning sound via Borla's breakthrough Polyphonic Technology. The result is an aggressive custom sound and improved power. Order the pipes recommended for your vehicle.

Additional notes:
• Built from premium T-304 stainless steel, superior to T-400 Series (such as 409), to give you the absolute best in performance and durability.
• Ultra-smooth mandrel bends ensure maximum flow and power; and precision computer numerical control (CNC) manufacturing ensures an accurate fit
• Installation requires cutting the driver's side OE tailpipe assembly. OE tailpipes are resonance-free pipes and are reused with the Borla 60717. Use OE tips or optional Borla tips to complete the system.