Advance Auto Parts at 4483 Columbia Rd in Martinez is a trusted local store offering a wide range of automotive aftermarket products. The store provides free services such as battery testing, battery and wiper installations, engine code scanning, and testing of starters and alternators. Customers can find top brands like FRAM, Carquest, and DieHard® batteries. Many reviews highlight the helpful and friendly staff, especially employees like RL and Ken, who go above and beyond to assist customers, order parts quickly, and answer questions patiently. Customers appreciate the attentive service, fast responses, and the staff’s willingness to help in urgent situations, such as when a car started smoking or when a battery needed replacement. However, there was a negative experience involving a faulty cam sensor purchased from the store, which resulted in extra costs for the customer. Despite this, the store was praised for its excellent customer service overall, with some customers feeling that staff like RL deserve recognition for their kindness and dedication. The store also encourages savings through the Speed Perks loyalty program, which offers discounts on store items and gas at participating Shell stations. Overall, the Martinez location is known for friendly service, helpful staff, and a good selection of auto parts and services.