35W / D2S: Denso Slim

Waterproofed Lead Time: Please note that because these ballasts are hand-built to order, this may take up to an additional 8-10 business days to ship. Tried and True: The Denso slim ballasts have been around for years but as the saying goes; "if it ain't broke, don't fix it" as there's virtually no room for improvement. OEM Kinda Guy: Great choice for those "OEM or nothin!" kind of guys who need a set of ballasts to power their new D2S-based projector retrofit. The Denso's are found under the hood of many modern Toyota, Lexus, Mazda, and Porsche vehicles as part of the original-equipment HID system - if these big names trust them, so should you. But Wait: With all this good, what about the bad? Well, OEM ballasts are designed to be mounted completely or partially inside of a headlight housing, so their shell is not naturally water-proof, and if they get wet, their warranty will be void. You can protect your investment with our optional OEM Ballast Potting Service, which makes their ele