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2018 Cadillac XTS Light Bulb Sizes & Types


Back Up Reverse Light Bulb - 921

Replace your standard car lights with our robust Philips Vision LEDs that deliver dynamic lighting for your vehicle, both inside and out. The innovative design and unmatched performance of Philips Vision LEDs are available for brake and taillights, backup lights, dome lights, and license plate lights. These bulbs are covered by a 12-year warranty - that's how the manufacturer trusts them!

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–  360-Degree Shine.

– Fits 912 921 906 904 902 W16W etc.

– Only should be used for backup reverse lights. Back up easily with stronger illumination and light beam distance. Two bulbs per order.

– Size: 1.80" long and 0.60" in diameter.

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Package Includes: (Pack of 2) 912/921 led bulb reverse light, 6W per bulb, 12-16V Wide voltage, 500Ma current, bulb size 1.57in(L)*0.59in(W)*0.35in(H), net weight: 6g/pc.
500% Brighter Reverse Light: Each 921 LED bulb features 15 high-power 2835 SMD LEDs that deliver up to 500% more brightness than original halogen bulbs, providing enhanced rear visibility and a modern 6000K cool white light output for a cleaner, upgraded look.
CANBUS-Ready Design: Equipped with ... Check price on

You want bright, stylish lighting for your car but you don’t want to keep replacing burned-out bulbs. Philips Ultinon LED lights to give you high-powered, automotive-grade LEDs, with a lifetime of up to 8 years. With conventional bulbs, the more powerful the light, the shorter its lifespan. Philips Ultinon LEDs deliver bright even light, yet have excellent resistance to heat and vibration. This makes them the perfect choice for long-lasting ... Check price on

Trunk or Cargo Area Light - 194

Vision LED lights last 12 year. First to market with proven street-legal exterior LEDs.  Philips Vision LEDs are available for brake and taillights, back-up lights, dome lights, glove compartment lights, trunk lights, and license plate lights.

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These bulbs could fit most of the positions of the car but do not fit all positions of your car, according to the year and model of your car, please double check the owner's manual. For some vehicles, It may need a canbus decoder to fix flickering or error code

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– Whether it’s your phone, your keys, or some spare change, we’ve all had to search for misplaced items in a dark car. With Philips LED interior lighting, you get a bright, uniformly diffused light.
– Philips Ultinon LED lights are direct replacements for conventional bulbs. They’re easy to install and available for a wide range of interior and exterior applications.
– Up to 8 year lifetime
– With Philips ... Check price on

See Sylvania’s Application Guide in the Technical Details below to confirm compatibility
Longer life than basic bulbs
Legal for on road use
OE (Original Equipment) Manufacturer
Light bulbs dim over time and require replacement
Replace in pairs for optimal performance
Fit type: Vehicle Specific Check price on
194 LED Bulbs: Voltage 12V, 6000K xenon white, power 2w/pc, dimensions: 1 by 0.47 inches, net weight: 2g/pc. Low power consumption for longer lifespan
300% Brighter: Each 194 bulb has 24 pieces of 3014 led chips on it, 360 degree lighting angle, no blind spot, at least 3 times brighter than stock 194 bulbs, super bright brings your car a refreshed new look
Fit Bulb Sizes: 168, 175, 194, 2825, ... Check price on
Voltage: 12V, color: 6000K xenon white, power: 2w/pc, lumen:500lm, dimensions: 1 by 0.47 inches, net weight: 2g/pc. Low power consumption for longer lifespan
Each bulb has 24 pieces of 3014 led chips on it, 360 degree lighting angle, no blind spot, super bright brings your car a refreshed new look
Fit bulb sizes: 168, 175, 194, 2825, W5W, T10, etc. Easy to install, just plug and play. Canbus error free, ... Check price on

License Plate Light Bulb - 2825

SYLVANIA LED bulbs deliver a balanced combination of performance and value. Tuners and auto enthusiasts alike can replace their vehicle’s incandescent lights with a bright and long-lasting LED bulb for a unique and modern look simply and cost-effectively. 

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– Better beam pattern: each bulb has 5 pcs high power SMD led, color temperature: 6000K(xenon white), voltage: 12V
– No polarity no flip: it is truly no polarity, can light on two sides, no need more modification or flip, plug and play, easy install within 5 minutes. 

Products with electrical plugs are designed for use in the US. Outlets and voltage differ internationally and this product may require an adapter ... Check price on

Headlight Bulb High Beam LED

Dome Light Bulb 2886X

Trunk or Cargo Area Light 7441

Vanity Mirror Light Bulb 7065

Side Marker Light Bulb Rear LED

Side Marker Light Bulb Front LED

Daytime Running Light Bulb LED

Turn Signal Light Bulb Rear LED

Headlight Bulb Low Beam LED

Tail Light Bulb LED

Parking Light Bulb LED

License Plate Light Bulb 98

Turn Signal Light Bulb Front LED

Brake Light Bulb LED

Center High Mount Stop Light Bulb LED

Map Light Bulb LED

In need of a new bulb for your 2018 Cadillac XTS but feeling a bit bamboozled by which size to go for? Don't worry, mate – we've grabbed the info straight from the owner's manual and put together a 2018 Cadillac XTS headlight bulb size chart to help you track down the specific part number for any application.

And, to make it even easier for you, we've cherrypicked a few top-rated aftermarket LED and HID lamps for each of the 19 positions on your Cadillac Sedan. You can trust these chosen bulbs to fit right into the 2018 Cadillac XTS socket and meet the necessary wattage and voltage requirements, no problem at all.