K&N 57-9036 Performance Air Intake System TOYOTA TUNDRA V8-4.7L/5.7L, 14-15 ymm_9 The 54 Series assembly is

The 54 Series assembly is designed to increase volumetric efficiency and engine horsepower

This kit contains everything necessary for installation

Front and rear adjustable sway bars (where applicable)

Your 91 octane results may be higher than listed above

Positive toothed lock washer prevents slip and ensures consistent alignment

K&N 57-9036 Performance Air Intake System TOYOTA TUNDRA V8-4.7L/5.7L, 14-15 ymm_9 The 54 Series assembly isDescription K&N 57 9036 Performance Air Intake System TOYOTA TUNDRA V8 4. 7L 5. 7L, 14 15 57 series OEM air box intake systems feature a washable, reusable High Flow Air Filter paired with a CAD designed high airflow intake tube. This system is designed as a simple, cost effective performance upgrade. The included oiled cotton filter is a direct replacement for the factory filter, fits easily into the factory air box, and can go up to 100,000 miles