---
product_id: 575050825
title: "435 H21W Bulb Miniature Halogen Car Bulbs Brake Indicator Reverse Fog Light 433D H21W 12V 21W BAY9S - Twin Pack"
brand: "tek automotive"
price: "S$21"
currency: SGD
in_stock: true
reviews_count: 8
category: "Tek Automotive"
url: https://www.desertcart.sg/products/575050825-435-h21w-bulb-miniature-halogen-car-bulbs-brake-indicator-reverse
store_origin: SG
region: Singapore
---

# E-approved road legal 12V 21W halogen power OE standard fit & quality 435 H21W Bulb Miniature Halogen Car Bulbs Brake Indicator Reverse Fog Light 433D H21W 12V 21W BAY9S - Twin Pack

**Brand:** tek automotive
**Price:** S$21
**Availability:** ✅ In Stock

## Summary

> 🚗 Light Up Your Drive with Confidence & Style!

## Quick Answers

- **What is this?** 435 H21W Bulb Miniature Halogen Car Bulbs Brake Indicator Reverse Fog Light 433D H21W 12V 21W BAY9S - Twin Pack by tek automotive
- **How much does it cost?** S$21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/575050825-435-h21w-bulb-miniature-halogen-car-bulbs-brake-indicator-reverse)

## 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

- • **Twin Pack Convenience:** Two bulbs included—double the value, double the readiness.
- • **Road-Ready & E-Approved:** Fully compliant with road safety regulations for worry-free driving.
- • **Universal Compatibility:** Fits a wide range of vehicles including BMW 4 Series, ensuring effortless upgrades.
- • **Precision OE Standard Fit:** Engineered to meet Original Equipment standards for seamless installation.
- • **Brilliant 12V 21W Illumination:** Powerful halogen light for clear brake, indicator, reverse, and fog signals.

## Overview

Tek Automotive 435 H21W Miniature Halogen Bulbs deliver reliable 12V 21W lighting for brake, indicator, reverse, and fog lights. Manufactured to OE standards and E-approved for road legality, this twin pack offers universal fitment and premium quality, making it the smart choice for professional drivers seeking dependable performance and easy installation.

## Description

Tek Automotive 435 H21W Bulb Miniature Halogen Car Bulbs Brake Indicator Reverse Fog Light 433D H21W 12V 21W BAY9S - Twin Pack : desertcart.co.uk: Automotive

Review: Perfect, working and good quality. - Perfect. Fit my BMW M4 F82. If anyone has a 4 series too, will fit them. Easy tutorial on YouTube took me 5 mins.
Review: Recommended - Bulbs. Work

## Features

- Buy confidently knowing you're covered. Miniature halogen car bulbs, H21W 12V 21W BAY9S, ideal for brake, indicator, reverse, fog lights.
- High Quality - Dependable standard replacement bulbs for 435 H21W Miniature Halogen Car. Ideal for Brake, Indicator, Reverse, Fog lights. 12V 21W BAY9S.
- Road Legal - E Approved bulbs ensuring compliance for road use. 435 H21W Miniature Halogen Car Bulbs suitable for Brake, Indicator, Reverse, Fog Lights. 12V 21W BAY9S.
- Manufactured to OE Standards - 435 H21W Miniature Halogen Car Bulbs crafted to meet Original Equipment standards for Brake, Indicator, Reverse, Fog Lights. 12V 21W BAY9S.
- Twin Pack - Purchase includes two bulbs for added value and convenience. Ideal for 435 H21W Miniature Halogen Car Bulbs, perfect for Brake, Indicator, Reverse, Fog Lights. 12V 21W BAY9S.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CK71CNL4 |
| Auto Part Position | Front, Rear |
| Best Sellers Rank | 10,782 in Automotive ( See Top 100 in Automotive ) 30 in Automotive Brake Lights |
| Brand | Tek Automotive |
| Brand Name | Tek Automotive |
| Colour | Clear |
| Country Of Origin | China |
| Customer Reviews | 4.4 out of 5 stars 98 Reviews |
| Fit Type | Universal Fit |
| Included Components | 433D Bulbs x 2 |
| Item Type Name | Car Bulbs |
| Item package quantity | 1 |
| Light Source Type | Halogen |
| Light source type | Halogen |
| Manufacturer | Tek Automotive |
| Manufacturer Part Number | TK433DBL |
| Package Quantity | 1 |
| Specific Uses For Product | Brake Indicator Reverse Fog Light |
| Specific uses for product | Brake Indicator Reverse Fog Light |
| Unit Count | 2.0 count |
| Voltage | 12 Volts |
| Wattage | 21 watts |

## Product Details

- **Brand:** Tek Automotive
- **Specific uses for product:** Brake Indicator Reverse Fog Light
- **Item package quantity:** 1
- **Colour:** Clear
- **Fit type:** Universal Fit

## Images

![435 H21W Bulb Miniature Halogen Car Bulbs Brake Indicator Reverse Fog Light 433D H21W 12V 21W BAY9S - Twin Pack - Image 1](https://m.media-amazon.com/images/I/61JPUqbZbrL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect, working and good quality.
*by A***R on 3 December 2025*

Perfect. Fit my BMW M4 F82. If anyone has a 4 series too, will fit them. Easy tutorial on YouTube took me 5 mins.

### ⭐⭐⭐⭐⭐ Recommended
*by D***N on 22 December 2025*

Bulbs. Work

### ⭐⭐⭐⭐ Good product.
*by A***R on 28 April 2025*

The bulbs are good. The packaging would be a challenge for a roadside replacement without scissors or a sharp knife.

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**Shop now:** [https://www.desertcart.sg/products/575050825-435-h21w-bulb-miniature-halogen-car-bulbs-brake-indicator-reverse](https://www.desertcart.sg/products/575050825-435-h21w-bulb-miniature-halogen-car-bulbs-brake-indicator-reverse)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-29*