HomeIgnition > Hardware, Fasteners and FittingsWalker 900-P2046 Coil Boot
Part #: 900-P2046

Walker 900-P2046 Coil Boot

ThunderCore-Ultra
25 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
ThunderCore-Ultra
Fitment: Hyundai and Kia, Santa Fe, Magentis, Optima, and Sonata
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker ThunderCore-Ultra Coil Boot 900-P2046

The Walker ThunderCore-Ultra Coil Boot 900-P2046 is designed for reliable ignition performance in select Hyundai and Kia vehicles. This coil boot ensures a secure connection between the ignition coil and spark plug, supporting consistent engine operation in models like the Hyundai Sonata and Kia Optima.

  • Compatible with Hyundai Magentis, Sonata, Santa Fe and Kia Optima models
  • Part number 900-P2046 for precise identification
  • Constructed to maintain optimal electrical insulation and durability
  • Part of the Walker ThunderCore-Ultra product line focused on ignition hardware
  • Engineered to withstand high temperatures and vibration typical in ignition systems

About the Walker ThunderCore-Ultra Product Line

The ThunderCore-Ultra line by Walker specializes in ignition hardware, fasteners, and fittings designed to meet the demands of modern ignition systems. This product line emphasizes durability and reliable electrical performance, making it suitable for coil boots like the 900-P2046. The ThunderCore-Ultra components are engineered to provide consistent ignition connectivity and resist wear from heat and engine vibrations.

Detailed Product Description

The Walker 900-P2046 coil boot serves as a critical component in the ignition system of Hyundai and Kia vehicles, including the Sonata, Magentis, Santa Fe, and Optima. It provides a secure and insulated connection between the ignition coil and spark plug, helping to ensure efficient spark delivery. This coil boot is designed to resist cracking, corrosion, and electrical leakage, which can lead to misfires or poor engine performance. Using the correct part number 900-P2046 guarantees compatibility and proper fitment for the specified vehicle models.

Common Issues Addressed by This Coil Boot

  • Ignition misfires caused by poor coil-to-plug connection
  • Electrical arcing or spark leakage in the ignition system
  • Engine performance problems related to faulty ignition components
  • Cracking or deterioration of old coil boots due to heat exposure
  • Difficulty starting or rough idling in Hyundai Sonata or Kia Optima vehicles

Installation Notes and Tips

  • Ensure the ignition system is cool before installation to avoid burns
  • Verify the part number 900-P2046 matches your vehicle’s requirements
  • Inspect the ignition coil and spark plug for wear before installing the new coil boot
  • Apply dielectric grease inside the boot to improve electrical conductivity and ease future removal
  • Securely seat the coil boot to prevent moisture intrusion and maintain a tight connection

Quality Assurance and Warranty

Walker manufactures the ThunderCore-Ultra coil boot 900-P2046 to meet industry standards for ignition hardware durability and performance. While specific warranty details are not provided, Walker products typically undergo rigorous quality control to ensure reliable fitment and function in Hyundai and Kia vehicles. Using genuine Walker parts helps maintain the integrity of the ignition system and supports consistent engine operation.

This part fits 25 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006HyundaiSanta Fe2.4LL4N/AThunderCore-Ultra
2006KiaMagentis2.4LL4N/AThunderCore-Ultra
2006KiaOptima2.4LL4N/ATo 9/2005; ThunderCore-Ultra
2005HyundaiSanta Fe2.4LL4N/AThunderCore-Ultra
2005HyundaiSonata2.4LL4N/AThunderCore-Ultra
2005KiaMagentis2.4LL4N/AThunderCore-Ultra
2005KiaOptima2.4LL4N/AThunderCore-Ultra
2004HyundaiSanta Fe2.4LL4N/AThunderCore-Ultra
2004HyundaiSonata2.4LL4N/AThunderCore-Ultra
2004KiaMagentis2.4LL4N/AThunderCore-Ultra
2004KiaOptima2.4LL4N/AThunderCore-Ultra
2003HyundaiSanta Fe2.4LL4N/AThunderCore-Ultra
2003HyundaiSonata2.4LL4N/AThunderCore-Ultra
2003KiaMagentis2.4LL4N/AThunderCore-Ultra
2003KiaOptima2.4LL4N/AThunderCore-Ultra
2002HyundaiSanta Fe2.4LL4N/AThunderCore-Ultra
2002HyundaiSonata2.4LL4N/AThunderCore-Ultra
2002KiaMagentis2.4LL4N/AThunderCore-Ultra
2002KiaOptima2.4LL4N/AThunderCore-Ultra
2001HyundaiSanta Fe2.4LL4N/AThunderCore-Ultra
2001HyundaiSonata2.4LL4N/AThunderCore-Ultra
2001KiaMagentis2.4LL4N/AThunderCore-Ultra
2001KiaOptima2.4LL4N/AThunderCore-Ultra
2000HyundaiSonata2.4LL4N/AThunderCore-Ultra
1999HyundaiSonata2.4LL4N/AThunderCore-Ultra

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.