When purchasing Main Relays for your vehicle, it's essential to consider a few key factors to ensure optimal performance and compatibility. First, verify the specific make, model, and year of your vehicle, as Main Relays can vary significantly across different models. Look for high-quality products from reputable brands to ensure reliability and longevity, as a faulty relay can lead to electrical issues or failure to start your vehicle. Pay attention to the relay's electrical specifications, such as voltage and current ratings, to match the original equipment. Additionally, consider whether you need an OEM (original equipment manufacturer) part for an exact fit or if an aftermarket alternative may suffice for cost-effectiveness. Lastly, check for any warranties or guarantees offered, as this can provide extra peace of mind when investing in critical components for your vehicle’s electrical system.
Advance Auto Parts customers consistently choose to buy Main Relays from trusted brands like Carquest Premium for their reliability and positive ratings. As of 3/1/26, the Main Relays listed below are the ones our customers have preferred most, offering compatibility with a wide array of leading vehicle manufacturers including Mazda, Acura, Mitsubishi, Lexus, and 16 other popular makes. These best-selling Main Relays are priced between $11.99 and $83.99. However, please note that prices may fluctuate based on your location's availability. To ensure a seamless match with your vehicle, we invite you to use the "Add Vehicle" tool in the top menu, or explore the Main Relay options. Trust in Advance Auto Parts to provide you with high-quality Main Relays to meet your specific car maintenance or project needs.
Main Relays cost an average of $67.74; however, things like the fitment of your vehicle, or the intended use, as well as availability in your area will impact the cost.
At Advance Auto, we stock Main Relays compatible with vehicles from most major automakers, including Mazda, Acura, Mitsubishi, Lexus and 16 additional makes as well.
Carquest Premium offers premium Main Relays including some of the following products:
The brand with the lowest-priced Main Relays is Carquest Premium. Here are a few of the items they offer: