Advance Auto Parts at 270 Main St in Gardner offers a wide range of automotive aftermarket products, including leading brands like FRAM, Carquest, and DieHard. They provide free in-store services such as battery testing, battery and wiper installations, engine code scanning, and battery and oil recycling. Customers can save money by signing up for the Speed Perks loyalty program, which earns points towards discounts on store items and gas. While the parts selection and prices are generally good, the customer service experience can be hit or miss, with some employees being more knowledgeable and welcoming than others. The commercial side of the business, however, is praised for its professional and knowledgeable staff, such as John, Meg, and Lieutenant Dan.