HKS Hi-Power Single Exit Axle Back Exhaust Subaru WRX 2022-2026 | 31006-BF002

Product Fitment: 

2022-2026 Subaru WRX

Upgrade the sound and performance of your 2022–2026 Subaru WRX with the HKS Hi-Power Single Exit Axle-Back Exhaust. Designed as a direct replacement for the factory rear exhaust section, this system enhances exhaust flow while delivering the signature HKS sound—aggressive under acceleration yet refined during everyday driving.

Engineered by HKS, a leader in performance exhaust technology, the Hi-Power series is known for its balance of power, sound quality, and durability. This axle-back system features high-quality stainless steel construction with precision welds to ensure long-term reliability and resistance to corrosion. The single-exit design helps reduce weight while optimizing exhaust scavenging and minimizing backpressure.

For WRX enthusiasts seeking a straightforward upgrade, the Hi-Power Single Exit Axle-Back provides a noticeable improvement in throttle response and exhaust tone without the complexity of installing a full cat-back system. Its direct bolt-on design makes installation quick and simple, allowing drivers to enhance their WRX’s personality while maintaining daily drivability.

Features

• Designed specifically for 2022–2026 Subaru WRX

• Single exit axle-back design for improved exhaust flow

• High-grade stainless steel construction

• Produces a sporty, refined exhaust note

• Direct bolt-on installation with no cutting or welding required

• Reduced weight compared to the factory rear section

• Precision engineered by HKS in Japan

Specifications

Key Benefits

Improved Performance
Enhances exhaust flow to support better throttle response and engine efficiency.

Sportier Sound
Produces a deeper, more aggressive tone that complements the WRX’s turbocharged engine without excessive drone.

Direct Fitment
Bolt-on design ensures proper alignment and easy installation with factory mounting points.

Long-Lasting Durability
Corrosion-resistant stainless steel construction maintains performance and appearance over time.

Weight Reduction
Single-exit configuration reduces overall exhaust weight compared to the OEM system.

What’s Included

• HKS Hi-Power Single Exit Axle-Back Exhaust

• Mounting hardware

• Installation instructions