Replace Toyota 4 Runner Headlamp components & Toyota 4 Runner Headlight & Parts Get Toyota 4 Runner Headlamp parts kit. Browse Toyota 4 Runner Headlamp parts. Maintaining your Toyota 4Runner's headlight components involves regular cleaning to prevent oxidation and ensuring the seals remain tight to avoid moisture buildup, which can lead to premature bulb failure. If your headlights become dim, flicker, or completely fail, it's time to consider replacement. Opt for high-quality materials like polycarbonate lenses for durability. For enhanced road visibility and a sleek look, explore options like halogen for a cost-effective solution, or upgrade to LED or HID for higher brightness and longer life. Proper installation is crucial, so follow the manufacturer's guidelines or seek professional assistance to ensure optimal performance and safety. Keep your 4Runner shining bright with the right headlight components, and elevate your nighttime driving experience.