2021 Toyota Avalon Hybrid Bulb Size

Goal: You need the correct bulb sizes for a 2021 Toyota Avalon to replace lights quickly and avoid errors. This bulb size list shows bulb types by location, so you can match headlight, fog, brake, and interior lamps. The assumption is OEM fitment unless noted, and the recommended trade-off is between OEM parts and aftermarket options given budget constraints. Prerequisites and step by step: locate the lamp position on your vehicle, compare it to the chart entry, and confirm the bulb code against your owner’s manual. For validation, test-fit a new bulb where possible and verify color and beam pattern before final installation. Troubleshooting and wrap up: if sizes conflict, recheck the chart entry and manual, or measure the socket. Affiliate disclaimer: some links on this page are affiliate links, and we may earn a small commission at no extra cost to you. This helps keep the chart updated and recommended.