NGK Ruthenium HX Spark Plug Box of 4 (FR5BHX) (ngk96457)

This is the NGK Ruthenium HX Spark Plug Box of 4 (FR5BHX). Part ngk96457. Ignition parts (coils, plugs and wires) deliver a strong, consistent spark.

NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug; Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete fuel burn resulting in a quicker throttle response, smoother idle and better cold starts. Ruthenium center electrode provides industry leading durability.

Features and benefits

• RECOMMENDED USAGE: Modern vehicles using OE PSPE type spark plugs or for those seeking an aftermarket plug with the latest OE technology
• 0.4mm Ruthenium alloy fine wire center electrode and 0.8mm platinum fine wire ground electrode
• Trivalent metal plating for superior anti-corrosion and anti-seizing properties
• Corrugated ribs prevent flashover
• Pure alumina silicate ceramic insulator provides superior strength and better heat transfer
• Copper core aids in heat removal

Product details

• Part type: Ignition
• Brand: NGK
• Resistance: 5000.0
• Ground Electrode Tip Design: Projected Square Platinum Electrode - High Ignitability
• Ground Configuration: Standard
• Ground Electrode Core Material: Copper
• Electrical Terminal Type: Non-Removable Nut
• Center Electrode Core Material: Copper
• Center Electrode Tip Material: Ruthenium
• Pre-Gap Size: .044
• Ground Electrode Quantity: 1
• Hex Size: 5/8
• Insulator Height: 50.50
• Manufacturer Heat Range: 5
• Seat Type: Flat
• Reach: .75
• NGK part number: ngk96457

Fitment

• Vehicle: Mazda Miata MX-5 (NA), Mazda Miata MX-5 (NB)
• Years and trims on file: 1999 Mazda Miata 10th Anniversary; 1997 Mazda Miata Base; 1999-2005 Mazda Miata Base; 2000-2005 Mazda Miata LS; 1997 Mazda Miata M Edition; 2004-2005 Mazda Miata Mazdaspeed; 2000-2003 Mazda Miata SE; 2003 Mazda Miata Shinsen; 1997 Mazda Miata STO
• Application listing: NGK Ruthenium HX Spark Plug Box of 4 (FR5BHX)
• Check the vehicle, model years, engine and trim above against your car before ordering. Not sure? Ask us and we will check it against your VIN.

Shipping & returns

• Orders are processed within 1–3 business days; standard delivery is 3–7 business days within the United States.
• NGK parts are supplied through our distributor. We confirm availability and lead time with you after you order.
• We currently ship within the U.S. only. See our Shipping Policy.
• 30-day returns on unused parts in original packaging — see our Return Policy.

Installation at Team ANBD

Team ANBD is a performance shop in Andover, New Jersey. We can align or corner-balance the car, and prep track cars. Book an appointment or ask us about installation and fitment before you order.