HKS Hi-Power Exhaust System

2005–2010 Scion tC

32003-BT001

Overview:

The HKS Hi-Power Exhaust System is a premium axle-back exhaust designed specifically for the 2005 to 2010 Scion tC. Engineered with inspiration from endurance and GT racing in Japan, this exhaust system delivers a perfect balance of enhanced performance and aggressive sound. It is ideal for enthusiasts seeking to improve exhaust flow, increase mid-range and high-RPM power, and add a sporty tone to their naturally aspirated or turbocharged Scion tC.

Whether you are upgrading for spirited street driving or tuning your vehicle for higher performance, the HKS Hi-Power Exhaust provides a reliable and effective solution that complements the Scion tC’s engine characteristics.

Key Features:

Designed with race-inspired technology, the HKS Hi-Power Exhaust System offers numerous benefits that enhance both performance and driving experience:

• Race-inspired offset muffler and piping design for improved exhaust flow
• Eliminates unnecessary bends to create the straightest exhaust path possible
• Increased exhaust velocity for better mid-range boost response on turbocharged models
• Enhanced high-RPM power gains due to less restrictive design
• Available in a Silent Hi-Power version featuring an inner silencer for quieter operation
• Constructed from durable SUS304 stainless steel for corrosion resistance and longevity
• Multiple muffler tip sizes (96mm, 115mm, 120mm) depending on application
• Optional Special Edition Carbon Titanium version with carbon fiber muffler shell and titanium tip

Construction & Design:

The HKS Hi-Power Exhaust System is crafted from high-quality SUS304 stainless steel, ensuring exceptional durability and resistance to rust and corrosion. The muffler and tip assemblies are precision-engineered for optimal flow and sound characteristics. The design incorporates a smooth, large-diameter piping layout that minimizes flow restrictions and maximizes exhaust velocity.

Special attention is given to the muffler shape and offset placement, inspired by HKS’s extensive experience in endurance and GT racing. This results in a lightweight yet robust system that not only performs well but also adds a refined visual upgrade to the rear of the Scion tC.

Performance & Sound

The HKS Hi-Power Exhaust System significantly improves exhaust flow, which translates to enhanced throttle response and power delivery, especially at higher RPMs. Turbocharged Scion tC models benefit from increased exhaust velocity, leading to improved mid-range boost response and overall engine efficiency.

In addition to performance gains, the exhaust produces a deep, aggressive tone that is both sporty and refined. For those preferring a quieter experience, the Silent Hi-Power version incorporates an inner silencer to reduce noise without sacrificing performance.

Installation & Fitment:

This exhaust system is designed as a direct bolt-on replacement for the 2005–2010 Scion tC axle-back section, requiring no cutting or welding. Installation is straightforward and can typically be completed with basic hand tools. The system fits precisely to factory mounting points, ensuring a secure and hassle-free upgrade.

What's Included:

• HKS Hi-Power axle-back muffler assembly
• Stainless steel exhaust piping
• Polished stainless steel exhaust tip
• Mounting hardware and clamps
• Installation instructions

Ideal For:

The HKS Hi-Power Exhaust System is perfect for Scion tC owners who want to enhance their vehicle’s performance and sound without compromising reliability or daily drivability. It suits enthusiasts looking for a race-inspired upgrade that delivers tangible power gains and an aggressive exhaust note. This system is also well-suited for those performing engine tuning or modifications that increase exhaust flow requirements.