HKS Cold Air Intake Kit for Subaru WRX STI

CARB Compliance / Exemption Warning: If you live in California and your application for this product is not CARB Compliant / Exempt, then you cannot purchase it for public highway or street use (in that case it could only be used for formally sanctioned race use on a racing vehicle that may never be used on a public highway or street). If your application is not CARB Compliant / Exempt and you're shipping to California, our system will let you know on the final checkout page.

The HKS Cold Air Intake Kit is truly the ultimate cold air intake, and the price reflects that. No detail has been overlooked, and each intake features a carefully crafted real dry carbon fiber cold air intake box and high performance Racing Suction intake. Together, these pieces adds a very premium look to the engine bay and significantly improve the flow of air to the engine. In addition, the dry carbon fiber air box is a very effective protection from hot air in the engine bay, and also allows for a constant supply of fresh air during driving.

Key Features:

• Ultra-premium cold air intake.
• NEW: Hyper Stealth Frame exceeds the performance of previous Super Stealth frame, increasing air filter intake surface area by 27% - improves air intake efficiency.
• Dry carbon fiber cold air intake box offers an exquisite, sporty look and improved performance.
• Polished aluminum Racing Suction air intake piping to replaces the stock rubber piping and further improves airflow.
• Might require an HKS AFR (Air/Fuel ratio Regulator) or ECU recalibration, depending on your application.