For 1988-1989 GMC R2500 High Beam Indicator Light Bulb API 46856CFRF

For 1989 Chevrolet R2500 Headlight Bulb High Beam API 21948QZJW

For 1988-1989 GMC R2500 Headlight Bulb High Beam Wagner 63619CSNT

For 1988-1989 GMC R2500 Headlight Bulb High Beam Wagner 25984CQBN

For 1988-1989 GMC R2500 Headlight Bulb Low Beam API 38796XDCP

For 1988-1989 GMC R2500 Headlight Bulb High Beam API 29527KXRB

For 1988-1989 GMC R2500 Headlight Bulb Low Beam API 28968FJFQ

For 1988-1989 GMC R2500 Headlight Bulb High Beam Wagner 28723NP