K&N 57-2551 Air Intake System for Lincoln Navigator 2004

Boost your Lincoln Navigator's performance with the K&N 57-2551 Air Intake System. This high-density polyethylene (HDPE) intake tube is designed to maximize airflow to your engine, resulting in a notable increase in horsepower and torque. Experience a gain of approximately 15.48 HP at 5049 RPM while enjoying the benefits of a washable, reusable High-Flow Air Filter made from oiled cotton media.

Key Features

• Air Filter Color: Red
• Air Filter Material: Cotton Gauze
• Washable Filter: Yes (up to 100,000 miles under normal driving conditions)
• Clamp Material: Stainless Steel (6 clamps included)
• Intake Pipe Material: High-Density Cross-Linked Polyethylene
• Estimated Horsepower Gain: 15 HP
• Weight: 10.3 lb (4.7 kg)
• Street Legal in all US States: Yes
• Warranty: No-Hassle Lifetime Limited

Installation Made Easy

The K&N 57-2551 is designed for a hassle-free installation that typically takes less than 60 minutes. All necessary mounting hardware is included, making it an ideal upgrade for your vehicle.

Fitment

• Lincoln Navigator: 2004

Customer Feedback

Many users have praised the K&N 57-2551 for its noticeable performance boost and ease of installation. Drivers appreciate the enhanced throttle response and the satisfying roar of the engine when accelerating. It's a popular choice for those looking to improve their Lincoln Navigator's performance without compromising on reliability.

Installation Instructions

• For detailed installation instructions, CLICK HERE.
• To view dyno results, CLICK HERE.