OVERSTOCKDIRECT NGK Laser Iridium Spark Plugs DILKR6C11 4-Pack — 2.4L Hyundai/Kia Fit, Iridium Tip & Dual Fine Electrode

NGK 93199 DILKR6C11 Laser Iridium spark plugs are high-performance replacement plugs designed to restore reliable ignition and long service life for compatible 2.4L Hyundai and Kia engines.

If your vehicle is showing rough idle, reduced throttle response, or you’re simply doing scheduled maintenance, these NGK Laser Iridium plugs offer a direct-fit, OEM-quality option. Manufactured with an iridium-tipped center electrode and a dual fine ground electrode, they balance precise spark delivery with durability. This listing is for a pack of four DILKR6C11 (stock number 93199), supplied by OVERSTOCKDIRECT for vehicles that specify this NGK part.

Which vehicles and engines use the DILKR6C11 93199 plugs?

These spark plugs are matched to several Hyundai and Kia models using the 2.4L engine where NGK DILKR6C11 is specified. Always cross-check your owner’s manual or parts diagram to confirm fitment before purchase.

• Hyundai: Santa Fe Sport 2013–2015 (2.4L), Sonata 2011–2014 (2.4L), Tucson 2014–2015 (2.4L)
• Kia: Optima 2011–2015 (2.4L), Sorento 2012–2014 (2.4L), Sportage 2014–2015 (2.4L)
• Part number: DILKR6C11, Manufacturer stock number: 93199

What performance and construction features matter on these NGK iridium plugs?

NGK’s Laser Iridium design centers on a fine iridium tip for consistent ignition and a durable nickel ground electrode. The combination improves ignitability and extends service life compared with conventional plugs, making them a smart upgrade for drivers seeking dependable starts and stable combustion.

• Center electrode: iridium tip over a copper core for heat transfer and conductivity
• Ground electrode: dual fine electrode (DFE) for high ignitability and reduced quenching
• Resistance: 5000 ohms to meet ignition system requirements
• Pre-gapped to 0.044 in (1.1 mm) for most specified engines

How do I install and what physical specs should I know?

Installation is straightforward for anyone comfortable with basic engine maintenance, but always follow torque specs and gap checks. These plugs feature a 5/8" (16 mm) hex size and a 51.0 mm (2.01 in) insulator height, and they seat flat in the cylinder head.

• Hex size: 5/8" (16 mm) — use appropriate socket
• Seat type: flat; washer included for correct sealing
• Insulator height: 51.0 mm (2.01 in); heat range: 6
• Electrical terminal: non-removable nut; center electrode core: copper

Why choose OVERSTOCKDIRECT NGK Laser Iridium plugs over standard replacements?

OVERSTOCKDIRECT supplies authentic NGK Laser Iridium plugs that are often specified by OEMs, combining proven durability with consistent ignition performance. Choosing these plugs reduces the frequency of replacements compared with lower-grade options and maintains factory-like engine behavior.

• OEM-level quality from NGK, the world’s largest OEM spark plug supplier
• Iridium tip and DFE design deliver longer service life and reliable starts
• Sold as a 4-pack to replace all cylinders at once for balanced performance
• Packaged and shipped by OVERSTOCKDIRECT with customer service support

Who is this for? If you own a Hyundai or Kia 2.4L model listed above and want a direct-fit, long-life ignition solution, these NGK DILKR6C11 plugs are a practical OEM-grade replacement. They suit DIY mechanics, professional technicians, and anyone aiming to restore proper combustion, consistent idling, and dependable cold starts without modifying the engine. Always verify part compatibility with your vehicle’s VIN or service manual before ordering.