K&N 63-9023 Air Intake System for Toyota 4Runner (2003-2008)

Upgrade your Toyota 4Runner with the K&N 63-9023 Air Intake System, designed to boost your engine's performance. Crafted from high-density polyethylene (HDPE), this rotationally-molded tube enhances airflow, guaranteeing an impressive increase in horsepower and torque. With a washable, reusable High-Flow Air Filter made from oiled cotton, you can enjoy up to 100,000 miles between services under normal highway conditions.

Key Features:

• Air Filter Color: Red
• Air Filter Material: Cotton Gauze
• Air Filter Washable: Yes
• Clamp Material: Stainless Steel (4 included)
• Estimated Horsepower Gain: 9.23 HP @ 5388 RPM
• Intake Pipe Material: High-Density Cross-Linked Polyethylene
• Mass Air Flow Sensor Adapter Included: Yes
• Weight: 10.9 lb (5 kg)
• Warranty: No-Hassle Lifetime Limited

Installation Made Easy

The K&N 63-9023 can typically be installed in under 60 minutes, thanks to the included mounting hardware and detailed instructions. A custom heat shield protects intake air from the engine's high temperatures, ensuring optimal performance.

Important Information

• California Restricted: Not legal for sale or use in California
• Street Legal In All US States: No
• TUV Approved (Europe): No

Customer Insights

Many Toyota 4Runner owners have noted a noticeable difference in throttle response and acceleration after installing the K&N 63-9023. Users appreciate the ease of installation and the long service intervals of the filter, making it a practical choice for enhancing their driving experience.

Fitment:

• Toyota 4Runner (2003-2008)

Resources:

• For Installation Instructions: CLICK HERE
• For Dyno Results: CLICK HERE