For 1987-1989 GMC R1500 Suburban Alternator Adapter Plug SMP 46785KN 1988

For 1988 GMC R2500 Alternator Adapter Plug United Automotive 35881RBXD

For 1988 GMC R2500 Alternator Adapter Plug United Automotive 88162ZKBZ

For 1988-1989 GMC R2500 Alternator Adapter Plug SMP 44291QRXH

For 1988 GMC R2500 Alternator Adapter Plug AC Delco 17849GWBJ Gold -- New

New SMP Alternator Connector For 1988 GMC R2500

For 1988 GMC R2500 Alternator Adapter Plug AC Delco 17525HX Professional -- New

For 1987-1989 GMC R2500 Suburban Alternator Adapter Plug AC Delco 63163KJ 1988