The GM ACDelco R44XL Spark Plug is engineered for reliable ignition, enhanced fuel efficiency, and long-lasting engine performance. Featuring a copper core and nickel alloy electrode, it ensures consistent spark, effective heat dissipation, and resistance to fouling. Ideal for engines requiring an extended-reach spark plug, the R44XL provides dependable cold starts, smoother operation, and optimal engine efficiency in GM vehicles.
★ Copper core ensures strong spark and efficient heat transfer
★ Nickel alloy electrode resists fouling, corrosion, and wear
★ Extended reach design for specific engine configurations
★ Pre-gapped for easy and accurate installation
Brand & Part Number: ACDelco R44XL
Material: Copper Core with Nickel Alloy Electrode
Thread Size: 14mm
Reach: 0.71 in. (18mm)
Gap: Pre-gapped (~0.035 in.)
Ensure reliable ignition and enhanced engine performance with ACDelco R44XL spark plugs! ★
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