Fleetguard® LF691A spin-on lube filter integrates full-flow and by-pass filtration to remove harmful contaminants while maintaining optimal oil flow for reliable engine protection and longer service life. Key Features: • Combines full-flow and by-pass filtration for superior contaminant control. • Optimized for low oil flow restriction and high filtration efficiency. • Helps extend engine and lubricant life by reducing harmful wear. • Meets or exceeds original equipment (OE) manufacturer specifications.