--- product_id: 54763271 title: "Bosch P21/5W (477) Longlife Daytime Halogen Headlight Bulbs, 12 V 55 W, Long-lasting - Socket Type BAY15d - Pack of 2 Replacement Car Light Bulbs" brand: "bosch" price: "¥2809" currency: JPY in_stock: true category: "Bosch" url: https://www.desertcart.jp/products/54763271-bosch-p21-5w-477-longlife-daytime-halogen-headlight-bulbs-12 store_origin: JP region: Japan --- # 1000 hours runtime 3x longer lifespan BAY15d socket fit Bosch P21/5W (477) Longlife Daytime Halogen Headlight Bulbs, 12 V 55 W, Long-lasting - Socket Type BAY15d - Pack of 2 Replacement Car Light Bulbs **Brand:** bosch **Price:** ¥2809 **Availability:** ✅ In Stock ## Summary > 🚗 Light up your journey with Bosch Longlife – because your drive deserves brilliance that lasts! ## Quick Answers - **What is this?** Bosch P21/5W (477) Longlife Daytime Halogen Headlight Bulbs, 12 V 55 W, Long-lasting - Socket Type BAY15d - Pack of 2 Replacement Car Light Bulbs by bosch - **How much does it cost?** ¥2809 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/54763271-bosch-p21-5w-477-longlife-daytime-halogen-headlight-bulbs-12) ## Best For - bosch enthusiasts ## Why This Product - Trusted bosch brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Upgrade:** Quick and easy installation with vehicle-specific BAY15d socket compatibility—no mechanic needed. - • **Balanced Illumination:** Replace in pairs to avoid uneven lighting and maintain a sleek, professional look on your drive. - • **Drive Longer, Worry Less:** Up to 3x longer lifespan than standard halogen bulbs means fewer replacements and more time on the road. - • **Trusted German Engineering:** ECE approved and crafted by Bosch, a global leader in automotive lighting for unmatched reliability. - • **Consistent Brightness, Day & Night:** Engineered for round-the-clock use, ensuring optimal visibility whether it’s dawn or dusk. ## Overview Bosch P21/5W Longlife Daytime Halogen Headlight Bulbs deliver 3x longer lifespan and 1000 hours of reliable, bright white light. Designed for 12V 55W systems with BAY15d sockets, these bulbs ensure safer, consistent visibility for day and night driving. Pack of 2 bulbs, ECE approved, perfect for drivers seeking durable, easy-to-install replacements with trusted German quality. ## Description Bosch H7 headlight bulb delivers 3X longer lifespan than standard halogen, providing bright, consistent day/night lighting for improved visibility and safety. ## Features - Excellent for long drives: With a lifetime of up to 3x longer than standard halogen lights, its longevity makes it the ideal choice for many drivers - Less frequent replacements: The P21/5W Longlife Daytime has an average lifetime of 1000 hours, offering a good price-performance ratio and safer driving over time - Suited for round-the-clock use: Ideal for drivers who keep their road lights on, both during the day and night - Easy installation: Quickly upgrade your headlights - Respect precautions and use gloves, touching the bulb with your fingers may shorten its lifespan - Tip: Each bulb has a similar lifespan, we recommend replacing your headlights in pairs to prevent any light imbalances and to avoid another visit to the workshop in a short time - Compatibility matters: To enjoy a safe and smooth ride on the road check the bulb type (e.g. H4) on your current bulbs and adhere to all restrictions to ensure the correct fit - Scope of delivery: Each pack includes 2 P21/5W, ECE approved halogen bulbs ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B002B552SC | | Auto Part Position | Front | | Automotive Fit Type | Vehicle Specific Fit | | Best Sellers Rank | 95 in Automotive ( See Top 100 in Automotive ) 4 in Automotive Back Up Lights 8 in Automotive Daytime Running Lights | | Brand Name | Bosch | | Colour | White-white | | Country Of Origin | Germany | | Customer Reviews | 4.6 4.6 out of 5 stars (20,841) | | Fit Type | Vehicle Specific Fit | | Global Trade Identification Number | 03165143482094 | | Item Weight | 0.02 Kilograms | | Light Source Type | Halogen | | Manufacturer | Bosch | | Manufacturer Part Number | 1987301057 | | Model Number | 1 987 301 057 | | OEM Equivalent Part Number | ALFA ROMEO 14145090, AUDI N10320101, AUDI N10320102, AUDI N10323001, BMW 63126904931, BMW 63216926911, BMW 63217160780, BMW 63217160781, FIAT 14145090, LANCIA 14145090, MERCEDES-BENZ A0025440094, MINI 63217160781, OPEL 2098928, OPEL 90512338, OPEL 91149650, PEUGEOT 621697, SEAT N10320101, SEAT N10320102, SEAT N10320103, SKODA N10320101, SKODA N10320102, VOLKSWAGEN N10320101, VOLKSWAGEN N10320102, … | | Package Quantity | 1 | | Specific Uses For Product | headlight | | Unit Count | 1.0 count | | Voltage | 12 Volts | | Wattage | 55 watts | ## Product Details - **Brand:** Bosch - **Item package quantity:** 1 - **Light source type:** Halogen - **Specific uses for product:** headlight - **Wattage:** 55 watts ## Images ![Bosch P21/5W (477) Longlife Daytime Halogen Headlight Bulbs, 12 V 55 W, Long-lasting - Socket Type BAY15d - Pack of 2 Replacement Car Light Bulbs - Image 1](https://m.media-amazon.com/images/I/31bDx0jLXKL.jpg) ## Available Options This product comes in different **Size, Style** options. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/54763271-bosch-p21-5w-477-longlife-daytime-halogen-headlight-bulbs-12](https://www.desertcart.jp/products/54763271-bosch-p21-5w-477-longlife-daytime-halogen-headlight-bulbs-12) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-18*