F1 Titanium Single Exit Catback Exhaust – 2015–2021 Subaru WRX/STI
Full Blue Titanium – Ultra-Lightweight – Direct Bolt-On

Race-Bred Titanium. Street-Driven Performance.

Unleash the true sound and performance of your WRX or STI with the F1 Titanium Single Exit Catback Exhaust. Hand-crafted from full blue titanium, this system weighs just 9 lbs and offers dramatic improvements in engine response, high-RPM breathing, and overall weight reduction. Paired with a stunning single-exit design and a signature exhaust tone, this is the perfect match for the performance-minded enthusiast.

🔥 Why You’ll Love It

• Ultra-Lightweight Build – Only 9 lbs!
  Full blue titanium construction provides maximum strength with minimal weight.

• Aggressive, Refined Sound
  Tuned for a deep, sporty tone without drone — plus a silencer is included for added control.

• Performance Gains
  Improved throttle response and increased horsepower potential thanks to 3" mandrel-bent piping.

• Single Exit Design
  Reduces weight and simplifies flow while enhancing the vehicle’s rear profile.

• Full Titanium Craftsmanship
  Corrosion-resistant, heat-tolerant, and visually striking with signature blue hues.

• Easy Bolt-On Installation
  Direct fit to the OEM J-pipe with all necessary hardware included — no cutting or welding required.

• Lifetime Warranty
  Backed by our commitment to quality and performance.

🛠️ Fitment & Specs

• Vehicle Fitment: 2015–2021 Subaru WRX/STI

• Material: Full Blue Titanium

• Piping Diameter: 3"

• Tip Size: 4.5" Single Exit

• Weight: Only 9 lbs

• Install Method: Direct Bolt-On to Factory J-Pipe

• Includes: Hardware & Silencer

• Warranty: Lifetime Warranty

🏁 Lightweight Power with a Titanium Edge

The F1 Titanium Catback Exhaust is built for drivers who want more than just sound — they want performance, weight savings, and premium build quality. For the WRX/STI, it doesn’t get cleaner, lighter, or more aggressive than this.