When upgrading the stock halogen / incandescent lamps to led lighting bulbs, the bulb size guide will be much helpful, below are the bulb size guide for 2013~2017 Chevrolet Spark / Spark EV; yet it is for reference only, it is suggested to check the owner manual to confirm the bulb size guide is correct before purchasing.
- High beam headlight and Low beam headlight /daytime running light(DRL) : H13
- Fog light for 2013~2015 Chevy Spark / Spark EV: H11 / H8 / H8LL / H11LL for 2016~2017 Chevy Spark: 2504
- Front turn signal light ( blinker light)/ Parking light: 7444NA
- Rear turn signal light:7440NA / 7440A / 7443 / 7443ULL
- Brake light / Tail light: 7443LL / 7443/ 7443ULL
- Back-up reverse light: 921 / 921K
- 3rd Brake light / Center high mount stop light: LED
- License plate light / Tag light: 2825 / 2825L / W5W
- Interior Dome light: DE3175
- Luggage compartment light: 175
