This Valeo 439398 Alternator replaces Bosch 986041290, Bosch 986041810, Bosch AL0703N, Bosch AL0703X, DENSO Auto Parts 210-5391, MPA 13970, Valeo SG12B029, Lester 13970, BBB Industries 13970, BMW 12317510593, BMW 12317510597, BMW 12317510599, Remy 12281, Remy DRB1290, Remy DRB1810, 13882N, TYC 213882, OEM parts and is perfect for replacement or a performance upgrade. .