ECOGARD Premium Oil Filter, Model X5646: Compatible with synthetic and conventional oils Prevents dry starts by eliminating internal leakage during shutdown through the use of an anti-drain back valve (where required by OEM) Perfect balance of dirt-trapping efficiency and dirt-holding capacity

ECOGARD Premium Oil Filter, Model X5646: Compatible with synthetic and conventional oils Prevents dry starts by eliminating internal leakage during shutdown through the use of an anti-drain back valve (where required by OEM) Perfect balance of dirt-trapping efficiency and dirt-holding capacity