Inside the growing business of converting gas-powered cars to electric vehicles

Interest in electric vehicles is at an all-time high, with sales of new EVs up 55 percent in 2022 compared to the year prior. But there are still a lot of gas cars on the road today, and it's likely there will be for a long time. EV conversions are becoming a bigger trend that could help. Both the shops and aftermarket community are growing substantially to meet the new demand. CNBC explores what it takes to convert a gas-powered car to an electric vehicle and whether it could go mainstream.