"D2S is short for ""discharge second generation shielded"". These are found in vehicles that have projector headlamps with a light shield. You can spot a D2S capsule by looking at the glass - if there is no metal shielding around the glass you have...
OE replacement headlamp bulb High output Long life Precision required by many luxury model vehicles 42 Volts 35 Watts T-3 bulb PK32d-5 base Average bulb life is 3000 hours Lumens 3000
D4R is an OE replacement headlamp bulb High output Long life Precision required by many luxury model vehicles 42 Volts 35 Watts T-3 bulb PK32d-6 base Average bulb life is 3000 hours Lumens 3000
D4S is an OE replacement headlamp bulb High output Long life Precision required by many luxury model vehicles 42 Volts 35 Watts T-3 bulb PK32d-5 base Average bulb life is 3000 hours Lumens 3000
High performance tungsten filaments Produces a bright white light Great performance Am cap 13.2 Volts 42 Watts T-4 bulb Right-angle pre-focus H10 base Average bulb life is 775 hours Lumens 840
High performance tungsten filaments Produces a bright white light Great performance Am cap 12.8 Volts 55 Watts T3-1/4 bulb Right-Angle Pre-Focus base Average bulb life is 1000 hours Lumens 1345
Vibration resistant Rough service bulb Frosted coating Voltage: 130 Watts: 75 Screw base Lumens: 700 Rated life 2500 Sold as 2 in a pack