Spec D Cat-Back Exhaust

2013–2016 Scion FR-S, 2017–2018 Toyota 86, 2013–2018 Subaru BRZ

MFCAT2-FRS12

Overview:

The Spec D Cat-Back Exhaust system is engineered specifically for the Scion FR-S (2013–2016), Toyota 86 (2017–2018), and Subaru BRZ (2013–2018). Designed for enthusiasts seeking to enhance both performance and sound, this exhaust system unlocks your vehicle’s hidden horsepower while delivering a refined, aggressive exhaust note. Whether you’re upgrading for spirited street driving or track use, the Spec D Cat-Back exhaust offers a perfect balance of power gains and style.

Built to replace the factory exhaust from the catalytic converter back, this system improves exhaust flow and reduces backpressure, resulting in a more responsive throttle and increased engine efficiency. It’s an ideal upgrade for owners who want to maximize their car’s potential without compromising reliability or daily drivability.

Key Features:

The Spec D Cat-Back Exhaust incorporates advanced technology and quality materials to deliver superior performance and durability. Key features include:

• High-performance cat-back exhaust system utilizing patented straight-through and multi-core technology for optimal exhaust flow
• Constructed from premium T-304 stainless steel, offering lightweight design and excellent corrosion resistance
• Dual 4-inch rolled-edge outlet tips for a bold, aggressive appearance
• Mandrel-bent piping ensures smooth bends that maintain consistent exhaust flow
• 2.5-inch lightweight inlet piping for improved exhaust scavenging
• CNC-machined flanges for precise fitment and leak-free sealing
• Removable silencers included to tailor exhaust sound to your preference
• Professional installation recommended to ensure optimal performance and fit
• Potential horsepower increase of up to 15 HP by reducing backpressure and improving exhaust efficiency

Construction & Design:

The Spec D Cat-Back Exhaust is expertly crafted from high-quality T-304 stainless steel, known for its strength, durability, and resistance to rust and corrosion. This material choice ensures long-lasting performance and a clean, polished finish that maintains its appearance over time. The exhaust features mandrel-bent piping, which preserves the diameter through bends to maximize exhaust flow and minimize turbulence.

Dual 4-inch rolled-edge tips provide a striking visual upgrade, while the CNC-machined flanges guarantee a precise fit and secure connection to your vehicle’s existing exhaust components. The inclusion of removable silencers allows drivers to customize the exhaust note, balancing aggressive sound with everyday comfort.

Performance & Sound

Designed to unleash hidden horsepower, the Spec D Cat-Back Exhaust improves exhaust flow and reduces backpressure, resulting in a noticeable increase in engine responsiveness and power output—up to 15 horsepower gains depending on vehicle setup. The straight-through and multi-core technology enhances exhaust scavenging, contributing to smoother power delivery across the RPM range.

The exhaust produces a deep, sporty tone that enhances the driving experience without excessive drone, especially with the removable silencers installed. This system strikes an excellent balance between aggressive sound and refined daily drivability.

Installation & Fitment:

This cat-back exhaust system is designed as a direct fit for the Scion FR-S (2013–2016), Toyota 86 (2017–2018), and Subaru BRZ (2013–2018) models. Installation involves replacing the factory exhaust from the catalytic converter back, using existing mounting points and hardware for a straightforward upgrade.

While the system is engineered for bolt-on installation, professional installation is highly recommended to ensure proper fitment, alignment, and sealing. This helps maximize performance gains and prevents exhaust leaks or rattles.

What's Included:

• Spec D Cat-Back Exhaust system (cat-back piping and muffler assembly)
• Dual 4-inch rolled-edge exhaust tips
• Removable silencers for sound customization
• CNC-machined flanges and necessary mounting hardware
• Installation instructions

Ideal For:

This exhaust system is ideal for Scion FR-S, Toyota 86, and Subaru BRZ owners who want to enhance their vehicle’s performance and exhaust sound without extensive modifications. It suits enthusiasts looking for a reliable, durable upgrade that delivers measurable horsepower gains and a more aggressive exhaust note while maintaining daily drivability and quality craftsmanship.

Spec D offers aftermarket lighting and styling components. With an emphasis on appearance upgrades with functional lighting, their products help modernize your vehicle’s lighting and electrical setup for both street and off-road use. If you want brighter output, a cleaner look, and hardware designed for straightforward installs, Spec D is a strong upgrade.