Choose Options Quick view 4 pcs/pack Rectifier 31-115 171-12017 31-115 MSRP: Now: $11.22 Was: RectifierReplace OEM(s): DelcoFor: Delco 29SI Series IR/EF AlternatorssUsed On: Delco 29SI AlternatorsBrand: RegitarCondition: NewWeight: 0.02 lbs / 0.01 kg MSRP: Now: $11.22 Was: Choose Options Quick view