400 Series Inline Oil Filter 09-1439 PFS09-1439 -16 AN Male, 60 Micron Filter Without Bypass 100 MICRON OIL FILTER -16AN Peterson's 400 series filters provide the best filtering available for fuel or oil. Features include anodised billet aluminium body and end caps for durability and resistance to fluid corrosion., stainless steel mesh screen and a pleated element for high flow.