- Retail & Shopping
- Automotive Sales, Service & Supply
1A Auto is a family owned national retailer of only the highest quality auto parts that experts and first time DIY'ers alike rely on. 1A Auto is a family owned national auto parts retailer selling online since 1999. You won't find a company more passionate about auto parts than 1A Auto. Our customers have rated us #1 in the industry and we have the awards to prove it, which includes winning BizRate's Circle of Excellence award for the past six years in a row.