Amazon offers the Philips H1 CrystalVision Ultra Upgrade Headlight Bulb 2-Pack for $25.26. Clip the $6 off coupon on the product page to cut that to $19.26. With free shipping, that's a buck under our mention from three weeks ago and the lowest price we could find now by $11. These DOT-compliant lights feature 4,000K bright white Xenon-type light.