This ACDelco Spark Plug R45T is a top-quality replacement for your vehicle's ignition system. It is designed to fit perfectly and provide reliable performance for your car or truck. The plug is made with high-quality materials and features a durable construction that ensures long-lasting performance. With OE/OEM Part Number 5613875 and Manufacturer Part Number R45T, this spark plug is a perfect fit for your vehicle. It is made in the United States and is designed to meet the highest standards of quality and performance. So, if you're looking for a reliable replacement for your ignition system, this ACDelco Spark Plug R45T is the perfect choice for you.w the