MaxPower Precision Parts Air Filter For Briggs & Stratton 3.5 - 4.5 HP Q45, Classic, Sprint and Quattro E Type: Filters Features: Air Filter for Briggs and Stratton Fits 3.5-4.5 HP engines Fits Q45, Classic, Sprint, Quattro engines with plastic air cleaner housing Replaces Briggs and Stratton #698369 Quality Foam Filter