HKS Hi-Power Spec L Exhaust

2013–2021 Subaru BRZ, Scion FR-S, Toyota 86, Toyota GR86 FA20/FA24 Engine

32016-BT001

Overview:

The HKS Hi-Power Spec L Exhaust is a premium cat-back exhaust system engineered specifically for the FA20 engine found in the Subaru BRZ, Scion FR-S, Toyota 86, and the newer Toyota GR86 models. Designed to significantly reduce exhaust back pressure by approximately 60%, this system unlocks greater horsepower and torque potential, supporting power outputs beyond 300 horsepower when combined with complementary HKS components. Its lightweight construction also reduces overall vehicle weight by about 17 pounds (7.6 kg), enhancing both performance and handling.

Ideal for enthusiasts seeking a balance of performance gains, weight savings, and a refined exhaust note, the Hi-Power Spec L is a direct-fit upgrade that complements factory and aftermarket setups alike.

Key Features:

This exhaust system incorporates advanced engineering and quality materials to deliver measurable performance improvements and durability:

• Reduces FA20 engine exhaust back pressure by 60% for improved power and torque
• Lightweight design, approximately 17 lbs (7.6 kg) lighter than stock exhaust
• Equal length piping layout to optimize exhaust flow and engine efficiency
• 60.5mm to 50.8mm piping diameter for smooth exhaust gas evacuation
• Constructed from SUS304 stainless steel for corrosion resistance and longevity
• Titanium tip edition for enhanced aesthetics and heat resistance
• Compatible with HKS stainless steel front pipe and 4-2-1 header for maximum performance gains
• Decibel level of 93 dB, providing a sportier exhaust note compared to stock (86 dB)
• Designed primarily for FA20 engines but also compatible with FA24 engines

Construction & Design:

The HKS Hi-Power Spec L Exhaust is crafted from high-grade SUS304 stainless steel, ensuring excellent resistance to rust and corrosion while maintaining structural integrity under high temperatures. The equal length piping design promotes balanced exhaust pulses, reducing turbulence and back pressure for smoother engine breathing. The titanium exhaust tip not only adds a premium look but also offers superior heat dissipation and durability compared to conventional materials.

Every weld and joint is precision-engineered to meet HKS’s stringent quality standards, guaranteeing a reliable fit and finish that withstands the rigors of spirited driving and track use.

Performance & Sound

By reducing exhaust back pressure by up to 60%, the Hi-Power Spec L exhaust allows the FA20 engine to breathe more freely, resulting in noticeable gains in horsepower and torque. This system is designed to support power levels exceeding 300 HP when paired with other HKS performance parts such as the stainless steel front pipe and 4-2-1 header.

The exhaust note is enhanced to a sporty 93 dB, delivering a more aggressive and engaging sound without being overly loud or intrusive. This balance makes it suitable for both daily driving and track environments.

Installation & Fitment:

The HKS Hi-Power Spec L Exhaust is a direct bolt-on cat-back system designed for easy installation on the following vehicles:

• Subaru BRZ (2013–2021)
• Scion FR-S (2013–2016)
• Toyota 86 (2013–2021)
• Toyota GR86 (2022 and newer)

Installation requires no cutting or welding, fitting seamlessly with the factory exhaust hangers and connections. It is engineered for the FA20 engine but is also compatible with the FA24 engine found in newer models. For optimal performance, pairing with HKS stainless steel front pipe and 4-2-1 header is recommended.

What's Included:

• HKS Hi-Power Spec L Cat-Back Exhaust System with titanium tip
• Mounting hardware and gaskets for direct fitment
• Manufacturer’s warranty documentation

Ideal For:

This exhaust system is perfect for enthusiasts and tuners who want to enhance their FA20 or FA24 powered Subaru BRZ, Scion FR-S, Toyota 86, or Toyota GR86 with a high-quality, lightweight exhaust that improves power, reduces weight, and delivers a refined yet aggressive exhaust tone. It suits daily drivers seeking a performance upgrade as well as track-focused builds aiming for maximum engine efficiency and sound quality.