Stealth Bulbs are the best concealment bulbs on the market; invisible in clear lenses when off and bright amber when on. No more ugly orange egg yolk look in your clear corners. At Stealth Auto we take quality seriously. Unlike the competition, we only use Long Life bulbs and proprietary metallic and weather proof coatings ensuring years of world class performance. Stealth Bulbs are also Made In The USA! The #3357/#3457 Stealth Bulb is an OEM replacement for your factory signal bulbs. Note: Though manufacturers issued separate numbers for certain applications, the #3357 and #3457 are the same application so if you see either number used it is the same product. Bulb Specs: P27/7W 12.8 Volt/ 2.23 Amp Double Filament Wedge S-8 Type Bulb Long Life Stealth Bulb Average Rated Life Hours: 2000/10000 compared to 1200/5000 for standard OEM bulbs. Some Common Applications: 01-05 Audi (Most Models) w/o HID or Composite Lenses 00-05 BMW X5 (All Models) 00-05 Volkswagen Passat, Golf, GTI, Jetta, Beetle, etc. (Many Models)