dpr7ea-9 is hotter than dpr8ea-9. That means dpr7ea-9 is for colder weather (USA, Canada); dpr8ea-9 is better for suthern climates like Mexico, Central America.
dpr8ea9 is a resistor plug dp8ean is non resistor.
The NGK DP7EA9 and DPR8EA9 are both spark plugs, but they differ primarily in their heat range and design. The DP7EA9 is a direct replacement for certain applications, typically featuring a slightly hotter heat range, while the DPR8EA9 has a cooler heat range, making it suitable for different engine conditions. This difference affects how each plug performs under varying temperatures and engine loads, influencing ignition efficiency and engine performance. Always refer to your vehicle's specifications to choose the correct spark plug.
NGK Plug DPR8EA9
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