Description

The K&N Filters FIPK Air Intake Kit for Lexus GS400 V8 4.0L (KNN57-9011) is engineered to increase horsepower and improve throttle response by reducing airflow restriction. This system replaces the factory air intake system and delivers better performance by allowing more air into the engine. It’s designed for the Lexus GS400 with a 4.0L V8 engine, offering a custom fit and optimized airflow. The reusable K&N air filter ensures durability and long-term savings.

Features and Specifications:

Vehicle Fitment: Lexus GS400 V8 4.0L
Air Filter Color: Red
Air Filter Material: Cotton Gauze
Air Filter Outlet Shape: Round
Included: Mounting Hardware, 4 Clamps, and 1 Coupler
Clamp Material: Stainless Steel
Clamp Style: Regular
Intake Pipe Color / Finish: Black
Intake Pipe Material: High-Density Cross-Linked Polyethylene
CARB EO Number: D-269-18
Estimated Horsepower Gain: 9.34 HP @ 5978 RPM
Replacement Filter: RU-4630
Increased Performance: Boosts horsepower and torque for improved engine output.
HDPE Intake Tube: Roto-molded for durability and efficient airflow.
High-Flow Filter: Direct replacement air filter enhances throttle response and engine sound.
Optimized Airflow: Engineered for high airflow and superior filtration efficiency.
Low Maintenance: Filter requires cleaning only every 100,000 miles under everyday driving.
Easy Installation: Installs in under 60 minutes using basic hand tools.
Lifetime Warranty: Covered by a No-Hassle Lifetime Limited Warranty.
Emissions Legal: 50-state legal for street use.