






🚗 Light up your drive with confidence and style!
The Amrxuts 84198978 Tail Light Bulb is a high-performance, energy-efficient replacement designed exclusively for Cadillac ATS and XTS 3.6L models from 2013 to 2018. Featuring a powerful 21W brightness, IP67 waterproof rating, and a shock-proof aluminum base, this bulb ensures reliable, long-lasting illumination under all conditions. Its direct fit design guarantees easy installation with no assembly needed, backed by a 1-year warranty for peace of mind.






| Brand | Amrxuts |
| Color | black |
| Specific Uses For Product | Head Lights |
| Vehicle Service Type | for Cadillac ATS 3.6L 2013-2018, fits for Cadillac XTS 3.6L 2013-2018. |
| Year | 2013 |
| Special Feature | Waterproof |
| Wattage | 21 watts |
| Lens Color | black |
| Lens Material | Polycarbonate |
| Unit Count | 1.0 Count |
| Assembly Required | No |
| Automotive Fit Type | Vehicle Specific Fit |
| Manufacturer | Amrxuts |
| OEM Part Number | 13579168, 84198978 |
| Set Name | Cadillac ATS, XTS 2013-2018 |
| Model | Tail Light Bulb |
| Item Weight | 10.8 ounces |
| Package Dimensions | 7.13 x 3.27 x 2.05 inches |
| Item model number | 84198978 |
| Exterior | Machined |
| Manufacturer Part Number | sm833.com |
| Special Features | Waterproof |
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