Briggs & Stratton, 5088K Foam Air Filter Element, Fits On 475 & 500 Series B&S Engines With A Range Of 148CC - 158CC, Also Fits Previous Classic, Sprint & Quattro Series Engines With Plastic Air Cleaner Housings & A Range Of 3.5HP - 4.5HP, For Use On Brands Such As Craftsman, MTD, Poulan, Snapper & Many Others Equipped With The Listed Engines.

Briggs & Stratton Foam Air Filter with Plastic Air Cleaner Housing, Model 5088K
DIY Version Of BriggsService Part# 698369.