IK24 Spark Plugs

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IK24 Spark Plugs – Performance Ignition Upgrade for Toyota 5VZ & 3RZ Engines

Upgrade your ignition system with IK24 spark plugs, engineered for enhanced heat dissipation and stronger performance in boosted or high-output Toyota applications. These plugs are ideal for 5VZ-FE and 3RZ-FE powered Tacomas, 4Runners, and other Toyota vehicles, especially running higher boost levels such as with a 2.1" supercharger pulley or aggressive engine tuning.

Product Features:

  • Part Type: IK24 Spark Plug

  • Heat Range: Colder plug — designed to run cooler under increased combustion temperatures

  • Improved Heat Dissipation: Helps prevent pre-ignition and detonation in boosted or tuned setups

  • Precision-engineered to meet OEM-style performance standards

  • Durable design for long service life

Why Choose IK24?

  • Ideal for boosted or high-output engines

  • Better heat control than hotter plugs under elevated cylinder temps

  • Helps reduce detonation risk in high-boost or aggressive timing builds

  • Great choice for setups with 2.1" supercharger pulley or performance tuning

Common Applications:

  • Toyota Tacoma (5VZ-FE & 3RZ-FE)

  • Toyota 4Runner (5VZ-FE & 3RZ-FE)

  • Toyota T100

  • Other Toyota vehicles with compatible engines

Performance Benefits:

✔ Cooler combustion chamber temperatures under load
✔ Reduced risk of pre-ignition and detonation
✔ Stable performance under boosted operation
✔ OEM-style fitment and reliability

Perfect for tuned, supercharged, or high-performance Toyota applications where proper heat range and ignition control are critical.

Shipping and returnsShow
  • Please allow 3-4 business days for shipment. Tracking details are emailed once your package ships.
  • Used products are sold as-is and are not eligible for return.
  • New products can be returned within 30 days for a full refund if unopened and in original packaging.
  • Defective items can be returned within 30 days for a full refund, and we cover return shipping.
  • For all non-defective returns, the customer is responsible for return shipping costs.
  • Custom orders are non-returnable.
  • Defective claims require photos, videos, and your order number.
  • Refused shipments are treated as returns and may be refunded after inspection, less outbound/return shipping and any carrier fees.
  • Lost shipments are investigated through the carrier claim process; approved claims are resolved with a replacement or refund.
  • Damaged-in-transit claims should be reported promptly with packaging photos and order details so we can file with the carrier.
Contact supportQuestions about returns? Email photos/videos and your order number for faster support.
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