Hi, my friend and thank you for your question about 2020 Silverado LED Headlight Conversion.

After checked our lighting system, 2020 Silverado LED Headlight Conversion shall be h11 and 9005.

H11 is always low beam for 2020 Silverado LED Headlight Conversion.

And 9005 is high beam for 2020 Silverado LED Headlight Conversion.

All of our 2020 Silverado LED Headlight Conversion are CANBUS error free.

Meanwhile, those 2020 Silverado LED Headlight Conversion are longer life time.

In order to make you clearly our 2020 Silverado LED Headlight Conversion, I will show you pictures as below.