09-26 YFZ450R Clamp-On Air Filter Adapter Kit w/ 4.5" Filter

Upgrade your YFZ450R intake system with a true clamp-on air filter solution—no more struggling with press-in filters or modifying your airbox.

This adapter kit is designed to drop directly into the factory airbox, giving you improved serviceability, better sealing, and more efficient airflow while maintaining an OEM-style fit.

🔧 Features

• Converts stock press-in filter setup to clamp-on style filter
• Direct fit for YFZ450R airbox
• No cutting or permanent modifications required
• Installs in minutes using included hardware

Improved Airflow Design

• Large 4.5" inlet air filter increases available airflow volume
• Internal radiused bellmouth reduces turbulence and improves airflow into the intake
• More efficient airflow delivery vs. sharp-edged stock inlet

✔ Smoother airflow
✔ Reduced restriction
✔ More consistent performance

🌪️ Dual-Stage UNI Foam Air Filter Included

• High-quality dual-stage foam filter
• Outer layer traps dirt and debris
• Inner layer captures fine dust
• Made in America!

Perfect for:

• Motocross
• Trail riding
• Dusty riding conditions

🧱 Premium Materials

Built for real-world riding conditions—not just looks.

• Adapter: PA6-GF (Glass-Filled Nylon)
  • High strength & rigidity
  • Heat and chemical resistant
  • Maintains structure under load
• Seal: TPU 80A
  • Flexible and durable
  • Ensures tight seal to airbox
• Hardware: Stainless steel bolt
  • Corrosion-resistant
  • Secure mounting

🛠️ Benefits

✔ Faster and easier filter changes
✔ No more damaged or loose press-in filters
✔ Improved sealing and reliability
✔ Better airflow efficiency (without overhyping performance gains)
✔ Clean OEM+ fit and finish

📦 Includes

• Air Filter Adapter (PA6-GF)
• TPU Seal (80A)
• Stainless Steel Mounting Bolt
• 4.5" Dual-Stage Foam Clamp-On Air Filter

⚡ Why Choose This Kit?

This is the perfect upgrade for riders who want:

• Convenience
• Reliability
• Clean install
• Real-world performance improvement

No gimmicks—just a smarter intake setup.