Choose Options Quick view Rectifier DR5054 172-12009 DR5054 MSRP: Now: $11.79 Was: RectifierReplace OEM(s): DelcoFor: Delco 12SI Series 94A IR/EF AlternatorssUsed On: Delco 12SI 94 Amp AlternatorsBrush Holder Included: NoCondition: NewDiode Amps: 70 AmpsDiode Style: Jumbo Non... MSRP: Now: $11.79 Was: Choose Options Quick view