Walker
ThunderCore-Ultra

Walker 900-P2046 Coil Boot

Brand Walker 900-P2046
Product line ThunderCore-Ultra
Fits Hyundai and Kia · 25 vehicles

ThunderCore-Ultra line. Walker performance-focused ignition hardware.

Coil boot. A direct-fit ignition component for reliable spark transfer.

$22.81Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.

Walker ThunderCore-Ultra Coil Boot for Hyundai and Kia

Walker ThunderCore-Ultra coil boot part number 900-P2046 is a direct-fit ignition hardware component for select Hyundai and Kia applications. It is listed for 1999-2006 model years across Santa Fe, Magentis, Optima, and Sonata coverage, with fitment varying by vehicle and production date.

Key Features

  • Coil boot for ignition hardware service
  • Walker ThunderCore-Ultra product line
  • Fits 2001-2006 Hyundai Santa Fe, N/A
  • Fits 2001-2006 Kia Magentis, N/A
  • Fits 2006 Kia Optima, N/A, to 9/2005
  • Fits 1999-2005 Hyundai Sonata, N/A
  • Fits 2001-2005 Kia Optima, N/A
  • Part number 900-P2046 for application matching

Product Details

The Walker ThunderCore-Ultra line is built for ignition service applications where the coil boot interfaces with the ignition system on the specified Hyundai and Kia vehicles. Use this part when replacing a worn or damaged boot on a compatible Santa Fe, Magentis, Optima, or Sonata application. This part cross-references Monroe Shocks & Struts (e.g., 172286) for the same application.

Common Issues This Part Can Address

  • Cracked or heat-damaged coil boot material
  • Misfire caused by poor coil-to-plug connection
  • Moisture intrusion at the ignition connection
  • Intermittent ignition performance on the listed vehicles
  • Service replacement for aging ignition hardware

Installation Notes and Tips

Verify the vehicle year, make, model, and production cutoff before ordering, especially for the 2006 Kia Optima application noted as to 9/2005. Match the part number 900-P2046 to the existing ignition hardware configuration and inspect the surrounding ignition components during service.

Quality Assurance

Walker ThunderCore-Ultra is the identified product line for this ignition hardware part. Confirm fitment against the listed vehicle coverage before installation to ensure the correct application.

This part fits 25 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
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