Amazon.com: 2.5 Inch Bi-LED Projector Lens,Car Headlight Retrofit Kit with Hi/Lo Beam,70W 20,000LM 6000K White,DOT Approved Focus Beam with Sharp Cut off Line No Blind Oncoming Car Upgrade Bi-Xenon Projector Len… :
Exploring An Aftermarket LED Headlight Retrofit Kit | Hackaday
2019 Chevrolet Silverado Custom Black Retrofit Led Headlights
Retrofit LED headlights: this must be taken into account