HomeIgnition > Ignition CoilWalker 900-P2023-6 Coil Boot Kit
Part #: 900-P2023-6

Walker 900-P2023-6 Coil Boot Kit

ThunderCore-Ultra
8 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: Mazda, Millenia
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 Kit

The Walker ThunderCore-Ultra Coil Boot Kit 900-P2023-6 is designed specifically for Mazda Millenia vehicles. This ignition coil boot kit ensures reliable electrical connection and optimal performance for your vehicle's ignition system.

  • Compatible with Mazda Millenia models
  • Part number 900-P2023-6 for precise identification
  • Includes coil boots engineered for secure spark plug connection
  • Part of the Walker ThunderCore-Ultra product line
  • Designed to maintain ignition system integrity and performance

About the ThunderCore-Ultra Product Line

The ThunderCore-Ultra line by Walker focuses on ignition components that provide consistent electrical conductivity and durability. This product line is tailored to meet the demands of modern ignition systems, offering coil boots that support efficient spark delivery and reduce misfires. The 900-P2023-6 coil boot kit is part of this line, ensuring compatibility and performance for Mazda Millenia ignition systems.

Product Description and Application

The Walker ThunderCore-Ultra Coil Boot Kit 900-P2023-6 is engineered to replace worn or damaged coil boots in Mazda Millenia vehicles. Coil boots serve as the insulating connection between the ignition coil and spark plug, preventing electrical leakage and ensuring proper spark transmission. This kit helps maintain engine performance by securing the ignition coil's connection to the spark plug, which is critical for efficient combustion.

Common Issues Addressed by This Coil Boot Kit

  • Ignition misfires caused by poor coil-to-plug connection
  • Electrical arcing or spark leakage
  • Engine hesitation or rough idling
  • Difficulty starting the engine
  • Reduced fuel efficiency due to incomplete combustion

Installation Notes and Tips

  • Ensure the engine is cool before installation to avoid burns
  • Disconnect the battery to prevent electrical shock
  • Carefully remove old coil boots without damaging ignition coils or spark plugs
  • Apply dielectric grease inside the new coil boots to improve electrical contact and ease future removal
  • Verify secure fitment of the coil boots on both the ignition coil and spark plug

Quality Assurance and Warranty

Walker manufactures the ThunderCore-Ultra Coil Boot Kit 900-P2023-6 to meet industry standards for ignition components. While specific warranty details are not provided, Walker products typically undergo rigorous quality control to ensure durability and reliable performance in Mazda Millenia vehicles.

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2002MazdaMillenia2.3LV6N/AThunderCore-Ultra
2001MazdaMillenia2.3LV6N/AThunderCore-Ultra
2000MazdaMillenia2.3LV6N/AThunderCore-Ultra
1999MazdaMillenia2.3LV6N/AThunderCore-Ultra
1998MazdaMillenia2.3LV6N/AThunderCore-Ultra
1997MazdaMillenia2.3LV6N/AThunderCore-Ultra
1996MazdaMillenia2.3LV6N/AThunderCore-Ultra
1995MazdaMillenia2.3LV6N/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.