Complete Jaguar XJ X308 XJ8 XJR (X308) LED Interior Upgrade – 21-Piece Kit
Upgrade your Jaguar XJ X308 XJ8 XJR with our 21-piece LED interior light kit. Replace every dim factory incandescent bulb with bright 6000K pure white LEDs for a modern, premium cabin experience. Installation takes just 15 minutes with no special tools required.
What LED Bulbs Fit the Jaguar XJ X308 XJ8 XJR?
This 21-piece kit contains bulbs that match every interior socket type in your Jaguar XJ X308 XJ8 XJR: T10 wedge bulbs for map lights, door lights, footwells, and license plate lights; festoon bulbs for dome lights. Each bulb is polarity-protected and pre-tested. Simply remove the old bulb and push in the LED — no adapters, wiring, or modifications needed. The ultra-slim design fits behind tight lenses with no clearance issues.
How Many Interior Bulbs Does the Jaguar XJ X308 XJ8 XJR Have?
Your Jaguar XJ X308 XJ8 XJR uses 21 bulbs for a full interior LED upgrade. This includes overhead dome lights, reading/map lights, door courtesy lights, footwell illumination, trunk/cargo area lighting, and where equipped, vanity mirror lights and glove box lights. The kit provides exact replacements for every position with a few spares included.
Does the Jaguar XJ X308 XJ8 XJR Need CANbus LEDs?
The Jaguar XJ X308 XJ8 XJR (X308) uses a CANbus system. Our LEDs include built-in load resistors for error-free operation without warning lights or flickering.
Stock vs LED: What Changes?
| Feature | Stock Bulb | AutoKitShop LED |
|---|---|---|
| Brightness | ~40-50 lumens | ~200 lumens (4-5x brighter) |
| Color | 3000K yellow | 6000K pure white |
| Power | ~5W each | ~1.5W each (70% less) |
| Lifespan | ~1,000 hours | 30,000+ hours (30x longer) |
| Heat | 50-70°C | ~30°C (safe for plastic trim) |
How to Install LEDs in Your Jaguar XJ X308 XJ8 XJR
- Use a plastic trim tool to gently pry off the dome light lens
- Remove the old incandescent bulb from its socket
- Insert the new LED bulb into the socket (fits T10 and festoon positions)
- If the LED doesn't light, flip it 180° and reinsert — LEDs are polarity-sensitive
- Test before reassembling each light fixture
- Repeat for all 21 positions — total time about 15-20 minutes
Buy the Jaguar XJ X308 XJ8 XJR LED Interior Light Kit
Shop the 21-Piece LED Interior Light Kit for Jaguar XJ X308 XJ8 XJR at AutoKitShop.com →
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