Elevate your vehicle's performance with this set of four Denso 3121 spark plugs. Ideal for 1993-2002 Mazda 626 models with a L4-2.0L engine, these standard configuration plugs are designed to deliver unwavering quality and efficiency. Denso's reputation for precision manufacturing is evident in these nickel resistor spark plugs, crafted in Japan to fit universally, ensuring a perfect match for your car's ignition needs. Each plug in this pack features the reliability of a vintage part with the modern performance capabilities needed for today's gasoline engines. The OEM part number 3121-K20PR-U11 confirms their authenticity and guaranteed compatibility with your vehicle's specifications. Trust in Denso's expertise to provide a seamless driving experience with these high-quality spark plugs....