ACDelco R45XLS Copper Spark Plug - 4 Pack - 19382850 GM OEM

The ACDelco GM R45XLS Spark Plug is designed for reliable ignition, smooth engine operation, and long-lasting durability in GM engines. Featuring a copper core and nickel alloy electrode, it ensures consistent spark, effective heat dissipation, and resistance to fouling. Ideal for engines requiring extended-reach spark plugs, the R45XLS provides dependable cold starts, enhanced fuel efficiency, and optimal engine performance.

Features & Benefits:

🔧 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

Specifications:

Brand & Part Number: ACDelco R45XLS

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 optimal engine efficiency with ACDelco R45XLS spark plugs!

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