HKS Super Fire Racing MR-HLZ Series Spark Plugs - MR45HLZ - Protrusion Type - Heat R. #9

HKS Super Fire Racing MR-HLZ Series Spark Plugs - 50003-MR45HLZ - Protrusion Type (2mm)

Thread Size: M12 x L26.5mm / Wrench Size: 14mm / Heat Range: NGK #9 / Denso #27

***For information on the application of HKS Spark Plugs, you can refer to the HKS official page - Click

Ultimate spark plug "MR".

M12 Long Reach High Heat Range Tuning Sparkplug with Protruding Electrode

Concept and Features

The lineup is equivalent NGK No. 8 and No. 9 heat values. New series of plugs inherits the best from existing M series and features Ruthenium Alloy Electrode to provide a reliable spark for all vehicles, including vehicles with increased boost or lightly tuned vehicles.
On top of extended lifetime, use of Ruthenium alloy allows a better fuel burn, resulting in quicker throttle response, smoother idle and better cold starts.

Warning

Use of this spark plugs on a vehicle not compatible with this type of spark plugs may lead to serious engine damage. When replacing sparkplugs, be sure to compare the shape of a new plug with the installed one. Please select an appropriate spark plug for yor vehicle.

Features

Ruthenium Alloy Center Electrode reduces voltage requirement as well as ignition performance improvement and durability.
Brass Terminal offers film fitting to plug wire or coil-pack.
Plating coating for better insulation and excellent corrosion resistance.
Outer electrode with platinum square chip improves ignition, maximum durability, combustion speed and quality.
The outer electrode has been shortened and engineered with the ideal shape to decrease weight for resistance against vibration.

We usually ship all orders within 1 day unless there is an issue with the order. In that case, we will contact you to find the best solution.