E3.58 Spark Plug

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ITEM # : E3.58
Automotive plug that fits in a variety of import and domestic applications.




E3.58 is a 14mm, 0.750” reach plug with a gasket seat. E3.58 also has an additional extension, or skirt, just below the threads that extends the reach to .917”. It fits a wide variety of applications, especially Jeep applications. E3.58 is widely stocked in automotive retail stores. E3 automotive plugs have three legs securing the DiamondFIRE electrode to the shell. This allows for excellent heat transfer, and helps to create more turbulence in the cylinder. The patented DiamondFIRE side wire is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use. The unique ground electrode and full-size center electrode also provides optimal performance for a guaranteed five years or 100,000 miles.

Part Number: E3.58

Resistor: Resistor

Hex Size: 5/8"

Thread Reach: 0.750" (0.917” w/skirt)

Thread Diameter: 14mm

Seat: Gasket

Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted

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Reviewed by wdeeter
09/16/2019 - 11:57:53 AM
Awesome Product!
Installed these in my 06 Chrysler 300. IMMEDIATELY noticed more MPG's and better performance! Installing in my other vehicles as well! Amazing product!
Reviewed by Thebigbee
07/17/2018 - 12:48:14 PM
Great product and performance!
I installed these on my 2001 Dodge Ram 1500 sport and they have been doing great! Will definitely continue buying these for my other vehicles. Just need them to come out with ones for my f150.
more power, reduced emissions, improved fuel efficiency, longer life, faster starts