1.What is the difference among Halogen VS HID VS LED headlight bulbs? Below we will show you the advantages and disadvantages among halogen vs HID vs LED headlight conversion kits bulbs
Dim Light Short lifespan Fragile
Glaring Much power consumption Illegal in some areas
High illumination Energy efficiency Longer lifespan
2.How to find the correct bulbs size for my vehicle’ high beam or low beam headlight? Usually it is recommended to check your owner's manual or download online to find the page Replacement Bulbs guide, and find the correct bulb size for your vehicle. Or please visit ARASTAR by imputing your vehicle's maker, year, model and bulb type and you will find the related bulb size and products that are recommended for you. 3.Are the led headlight bulbs legal for road use? It depends on the color temperature that you use, for most states, white or yellow color are legal on road and off-road use, yet for blue, it is legal in off-road use. 4.Can I install the LED headlight bulbs by myself? Our extremely super bright LED headlight bulbs are designed for plug and play system, easy installation. for most vehicles, just remove the stock lamps, and insert the LED headlight bulb into the housing and clock within 10-20 minutes. Yet for some vehicles with CANBUS system, extra decoders or load resistors maybe required to avoid the error code or flickering issue. 5.Does my car require to install road resistors or decoders? Is there any error code shown on the dashboard when a bulb is out or removed? If there is error code shown, that means your vehicle is equipped with CAN-BUS system (Controlled Area Network) and for most situations, it will require to install extra LED decoders or load resistors to avoid the error code or flickering issue.
6.What bulbs size have single beam or dual beam headlight? Below we will show you different bulb sizes for headlight bulbs that can work as single or dual high or low beam headlight bulbs for automotive cars, trucks, motorcycles, SUVs, Vans, etc.
The above bulb sizes are normal applications, some may vary which depends on your stock headlamps, so it is recommended to check your owner's manual or stock headlamps before purchasing. Please note, for our LED headlight bulbs, our H11 are universal with H9 LED headlights bulbs.