Oil Pump Chain
Fits 428i Base Model or 428i xDrive Base Model; Engine Code N20B20A; Includes Chain, Guide, 2 Oil Pump Sprockets, Tensioneror 428i Base Model or 428i xDrive Base Model; Includes Chain, Guide, 2 Oil Pump Sprockets, Tensioner; Engine Code N20B20A, N26B20A