Choose Options Quick view 10 pcs/pack Diode Trio D1001 171-12012 D1001 MSRP: Now: $2.25 Was: Diode TrioReplace OEM(s): DelcoFor: Delco 27SI/Type 100, 200 Series IR/EF AlternatorssUsed On: Delco 27SI AlternatorsCondition: NewWeight: 0.02 lbs / 0.01 kg MSRP: Now: $2.25 Was: Choose Options Quick view