Direction Plus ProVent Catch Can for Volkswagen Amarok isuzu dmax Direction Plus™ PreLine Plus Pre Filter kit PL601DPK XR100I Direction Plus™ PreLine Plus Pre Filter kit PL601DPK is an innovative pre filter system for diesel fuel which suits Isuzu D Max MU X models Economy mode also features 10 adjustability levels so you can soften your throttle as much as you need Direction Plus™ ProVent® oil separator kit PV643DPK is designed to suit Volkswagen Amarok models and to protect its diesel engine by substantially reducing the amount of oil entering the engine from blow by gas in the crankcase ventilation system By not fitting a Direction Plus™ ProVent® system in your vehicle it is likely that your engine will experience a progressive reduction in performance