GU Patrol 4″ High Flow Airbox

Our GU Patrol 4″ High flow Airbox is a versatile unit with great compatibility in many common set ups. The Fatz GU Airbox is supplied with 4” inlet and outlet, supplied with our Fatz Built filter in your choice of either an 8 layer oiled gauze or dry element in 9 inch POD configuration, clear acrylic lid for a great look and easy checking of filter soiling. All the required hardware is supplied including a template for enlarging the hole through the inner guard. Detailed fitting instructions are supplied so the installation process is clear, every step of the way. The box incorporates a water trap and vacuator drain valve to allow water to drain away from the filter when ingested through the snorkel. The box is compatible with dual batteries with no modification to the box or tray. Simply select your plumbing kit (sold separately) to allow fitment with many common Engine combinations such as TD42, ZD30, LS1-3 etc. Not compatible with TB48 or TB45 without modifications. With an increase in flow from 410CFM with the factory box to Over 850CFM* with our High Flow Airbox, the improvements will be obvious. Supplied in all cases with filter, template for guard hole enlargement, clear lid, fasteners and instructions to fit out.

(*Air Flow data should be used comparative reference data only. Comparison carried out on the same flow bench on the same day for accurate reference. These may not absolute values).