K&N Custom Air Filter Round 4.625in ID / 6in OD / 2.5in Height Drivetrain>Ring & Pinions Compatible with diesel and biodiesel

Compatible with diesel and biodiesel fuels

SFI Approved: The SFI Specification establishes uniform test procedures and minimum standards for evaluating and determining performance capabilities specifically for replacement flywheels used by individuals engaged in competitive motorsports

Locking Ties and Free Locking Tie Tool

57i Series Intakes are not legal for use in California and other US States adopting California emission standards

The MAP sensors relay engine load output to the ECU

K&N Custom Air Filter Round 4.625in ID / 6in OD / 2.5in Height Drivetrain>Ring & Pinions Compatible with diesel and biodieselK&N off road replacement air filters are ideal for extended use in dirty and dusty off road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air flow with excellent filtration.