This DENSO spark plug, part code X27ETR, is engineered to provide reliable ignition for a wide range of vehicles. It ensures efficient combustion, contributing to smooth engine operation and consistent power delivery. The advanced design of the X27ETR plug helps maintain optimal spark plug gap and electrode integrity, promoting fuel efficiency and reducing emissions. Trust DENSO for quality ignition components that keep your engine running at its best. Installation of the correct spark plug is crucial for engine health. The DENSO X27ETR offers a dependable solution for routine maintenance or replacement needs, ensuring your vehicle's ignition system functions as intended.