Troy-Bilt Air Filter for Troy-Bilt Walk Mowers with Briggs and Stratton Quantum Engines, Replaces 491588S, BS-491588S, 5043K 490-200-Y051 - The Home Depot
Amazon.com : Craftsman CMXGZAM200051 AIR Legacy Walk 491588s Filter, Black : Patio, Lawn & Garden
491588s Air Filter with Pre Filter, Compatible with Briggs and Stratton | eBay
491588S Air Filter 796112S Spark Plug Double Kit Foam Filter 493537S | Briggs Parts
3 Pack 491588S Air Filter with Pre Filter for Briggs and Stratton 491588 493537 493537S, Toro 20332, Craftsman 33644, Pro Perfor