2021 BMW X2 Bulb Size

Goal: You need the correct bulb sizes for a 2021 BMW X2 and you’re unsure which part numbers match each lamp. The list shows common headlight, fog, brake, turn and interior bulb types so you can pick replacements without guessing. It resolves the most common mismatch problems quickly. Prerequisites and step by step: use your owner’s manual and the vehicle’s lamp markings to validate the listing, then cross-check the chart’s socket type and wattage recommendations before purchase. A practical trade-off is choosing longevity versus brightness, and the chart notes that constraint so you can choose appropriately. Validation, troubleshooting and disclaimer: the chart is based on manufacturer specs and hands-on checks, but assume fitment variations on aftermarket housings and trims. Some links are affiliate; I may earn a small commission at no extra cost to you. If a bulb doesn’t fit, re-check socket code and consult a dealer for final validation.