2013 RAM 2500 Light Bulbs Types:
| Bulb | Type |
| Interior Lights: | |
| Overhead Console Lamps | TS 212–9 |
| Dome Lamp | 7679 |
| Exterior Lights: | |
| Base Quad Headlamp – Low Beam | H11 |
| Base Quad Headlamp – High Beam | 9005 |
| Front Turn Signal Lamp (Base Quad Headlamp) | 3157NA |
| Premium Bi Halogen Projector Headlamp - Low Beam | HIR2 |
| Premium Bi Halogen Projector Headlamp - High Beam | 9005 |
| Front Turn Signal Lamp (Premium Headlamp) | LED |
| Fog Lamp (Horizontal shape) | 9145 |
| Fog Lamp (Vertical shape) | 9006 |
| Center High Mounted Stop Lamp (CHMSL) | 921 |
| Rear Cargo Lamp | 921 |
| Cab Roof Marker Lamps | 194NA |
| Base Rear Tail/Turn and Stop Lamp | 3157K |
| Premium Rear Tail/ Turn and Stop Lamp | LED |
| Premium Backup Lamp | T20 |
| Rear Lamp Bar ID Marker Lamp | 194 |
| Side Marker Lamps (Dual Rear Wheels) | 194 |
| Backup Lamp | 921 |
| Rear License Plate Lamp | 194 |
