--- product_id: 597349294 title: "Tek Automotive 582 W21W Bulb 12V 21W W3x16d T20 – Twin Pack, Brake, Indicator, Reverse, Tail Light, E-Marked Road Legal (382W)" brand: "tek automotive" price: "620799₫" currency: VND in_stock: true reviews_count: 3 category: "Tek Automotive" url: https://www.desertcart.vn/products/597349294-tek-automotive-582-w21w-bulb-12v-21w-w3x16d-t20-twin store_origin: VN region: Vietnam --- # E-marked road legal 21W bright output W3x16d T20 capless base Tek Automotive 582 W21W Bulb 12V 21W W3x16d T20 – Twin Pack, Brake, Indicator, Reverse, Tail Light, E-Marked Road Legal (382W) **Brand:** tek automotive **Price:** 620799₫ **Availability:** ✅ In Stock ## Summary > 🚗 Light up your drive with confidence and style! ## Quick Answers - **What is this?** Tek Automotive 582 W21W Bulb 12V 21W W3x16d T20 – Twin Pack, Brake, Indicator, Reverse, Tail Light, E-Marked Road Legal (382W) by tek automotive - **How much does it cost?** 620799₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/597349294-tek-automotive-582-w21w-bulb-12v-21w-w3x16d-t20-twin) ## Best For - tek automotive enthusiasts ## Why This Product - Trusted tek automotive brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Road-Ready & E-Marked:** Fully E-approved for UK and EU road legality, guaranteeing MOT compliance and safety. - • **Twin Pack Convenience:** Two bulbs per pack for hassle-free replacements or spares, keeping you road-ready at all times. - • **Universal W21W Fitment:** Precision-engineered W3x16d T20 capless base ensures seamless compatibility across 12V 21W systems. - • **OE Standard Manufacturing:** Built to original equipment specs for reliable installation and consistent, dependable lighting. - • **Brilliant 21W Illumination:** Powerful single filament output for clear brake, indicator, reverse, and tail light signals. ## Overview The Tek Automotive 582 W21W Bulb Twin Pack delivers bright 21W single filament lighting with a universal W3x16d T20 capless base, fully E-marked for legal UK and EU road use. Designed for brake, indicator, reverse, and tail light applications, these bulbs meet OE specifications and come in a convenient twin pack for reliable, hassle-free replacements. ## Description Tek Automotive 582 W21W Bulb 12V 21W W3x16d T20 – Twin Pack, Brake, Indicator, Reverse, Tail Light, E-Marked Road Legal (382W) : desertcart.co.uk: Automotive Review: Worked fine. - Purchased for sons Audi A3 2018 to replaced blown bulb. Worked fine no issues. Usual prompt delivery by desertcart. Review: Poor quality - These are poor quality items. They don’t fit the holder properly. Ended up sending them back and buying them from Halfords at half the price. ## Features - BRIGHT 21W SINGLE FILAMENT OUTPUT - Suitable for reverse, indicator, brake and tail light applications requiring W21W 12V 21W bulbs. - W21W 582 / 382W FITMENT – W3x16d T20 CAPLESS BASE - Designed for 12V 21W single filament systems. Always confirm bulb marking or vehicle handbook before purchase. - E-MARKED ROAD LEGAL COMPLIANCE - Fully E approved for legal UK and EU road use, supporting MOT compliance and dependable lighting performance. - TWIN PACK FOR CONVENIENT REPLACEMENT - Supplied as a practical pair, ideal for replacing one bulb or keeping a spare available. - MANUFACTURED TO OE SPECIFICATION - Built to standard W21W requirements for reliable installation and consistent output. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CK2M5X7C | | Auto Part Position | Front, Rear | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | 25,957 in Automotive ( See Top 100 in Automotive ) 49 in Automotive Turn Signal Bulbs | | Brand Name | Tek Automotive | | Colour | Clear | | Country Of Origin | China | | Customer Reviews | 4.2 4.2 out of 5 stars (38) | | Fit Type | Universal Fit | | Included Components | 382W Bulbs x 2 | | Item Type Name | Car Bulbs | | Manufacturer | Tek Automotive | | Manufacturer Part Number | TK382W | | Package Quantity | 1 | | Specific Uses For Product | Brake Tail Indicator Reverse Fog DLR Light | | Unit Count | 2.0 count | | Voltage | 12 Volts | | Wattage | 21 watts | ## Product Details - **Brand:** Tek Automotive - **Colour:** Clear - **Item package quantity:** 1 - **Specific uses for product:** Brake Tail Indicator Reverse Fog DLR Light - **Wattage:** 21 watts ## Images ![Tek Automotive 582 W21W Bulb 12V 21W W3x16d T20 – Twin Pack, Brake, Indicator, Reverse, Tail Light, E-Marked Road Legal (382W) - Image 1](https://m.media-amazon.com/images/I/71jsawUxJrL.jpg) ![Tek Automotive 582 W21W Bulb 12V 21W W3x16d T20 – Twin Pack, Brake, Indicator, Reverse, Tail Light, E-Marked Road Legal (382W) - Image 2](https://m.media-amazon.com/images/I/819RowosOsL.jpg) ![Tek Automotive 582 W21W Bulb 12V 21W W3x16d T20 – Twin Pack, Brake, Indicator, Reverse, Tail Light, E-Marked Road Legal (382W) - Image 3](https://m.media-amazon.com/images/I/81tQFY+qC5L.jpg) ![Tek Automotive 582 W21W Bulb 12V 21W W3x16d T20 – Twin Pack, Brake, Indicator, Reverse, Tail Light, E-Marked Road Legal (382W) - Image 4](https://m.media-amazon.com/images/I/61CWb2E+oIL.jpg) ![Tek Automotive 582 W21W Bulb 12V 21W W3x16d T20 – Twin Pack, Brake, Indicator, Reverse, Tail Light, E-Marked Road Legal (382W) - Image 5](https://m.media-amazon.com/images/I/71QQwj-awsL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Worked fine. *by R***S on 16 August 2024* Purchased for sons Audi A3 2018 to replaced blown bulb. Worked fine no issues. Usual prompt delivery by Amazon. ### ⭐ Poor quality *by S***E on 14 May 2025* These are poor quality items. They don’t fit the holder properly. Ended up sending them back and buying them from Halfords at half the price. ### ⭐ Wouldn't Work *by L***R on 27 October 2024* Bought this for my Audi A3 but wouldn't work properly. Would only go on if you pushed bulb to the side. Bought another one from halfords and worked perfectly. --- ## 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.vn/products/597349294-tek-automotive-582-w21w-bulb-12v-21w-w3x16d-t20-twin](https://www.desertcart.vn/products/597349294-tek-automotive-582-w21w-bulb-12v-21w-w3x16d-t20-twin) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-20*