Advance Auto Parts at 330 S Salem St in Dover offers a wide range of automotive aftermarket products and free in-store services. Customers can find leading brands like FRAM, Carquest, and DieHard® at this location. The store provides free battery testing, installation, engine code scanning, and recycling services. Customers can also sign up for the Speed Perks loyalty program to earn discounts on store items and gas. Reviews for this Advance Auto Parts store are mixed. Some customers praise the great service and helpful employees, like Ron and Damien, who went the extra mile to assist them with battery issues. However, others have reported poor customer service, with staff appearing disinterested. Overall, the store seems to provide a decent selection of products and services, with a mix of positive and negative experiences for customers.