The accessories market in North America is expected to reach $1.08 billion by 2022, at a CAGR of 7.3% from 2018 to 2022. Car accessories market in North America is expected to reach $1.08 billion by 2022, at a CAGR of 7.3% from 2018 to 2022. Car accessories are defined as non-structural components such as sound systems, navigation systems, alarms, seat covers, seat heaters, electronic accessories, bumpers, underbody protectors, spoilers, and side steps.