HomeIgnition > Ignition CoilWalker 900-P2103-4 Coil Boot Kit
Part #: 900-P2103-4

Walker 900-P2103-4 Coil Boot Kit

ThunderCore-Ultra
3 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$56.22Free Shipping
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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: Suzuki, SX4
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-P2103-4 is designed specifically for Suzuki SX4 models, providing a reliable ignition coil connection. This kit ensures proper electrical insulation and secure fitment for optimal engine performance.

  • Compatible with Suzuki SX4 ignition systems
  • Includes coil boots engineered for secure spark plug connection
  • Part number 900-P2103-4 for precise identification
  • Designed to maintain electrical insulation and prevent misfires
  • Constructed to withstand high temperatures and engine vibrations

About the ThunderCore-Ultra Product Line

The ThunderCore-Ultra line by Walker focuses on ignition components that deliver consistent electrical performance and durability. This product line emphasizes quality materials and design to support ignition coil boots that maintain strong spark delivery under demanding conditions. The 900-P2103-4 coil boot kit is part of this line, ensuring compatibility and reliability for Suzuki SX4 ignition systems.

Product Description and Application

The Walker 900-P2103-4 coil boot kit is engineered to replace worn or damaged coil boots on Suzuki SX4 vehicles. Proper coil boots are essential for maintaining the electrical connection between the ignition coil and spark plugs, preventing voltage leaks and misfires. This kit is tailored to fit the ignition coil assemblies of Suzuki SX4 models, ensuring a secure and precise fit. Using this coil boot kit helps maintain engine efficiency and smooth operation by preserving the integrity of the ignition system.

Common Issues Addressed by This Coil Boot Kit

  • Ignition misfires caused by deteriorated coil boots
  • Voltage leakage leading to poor spark plug performance
  • Engine hesitation or rough idling due to faulty ignition connections
  • Increased emissions from incomplete combustion
  • Difficulty starting the engine related to ignition coil boot failure

Installation Notes and Tips

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

Quality Assurance and Warranty

Walker manufactures the ThunderCore-Ultra coil boot kit to meet industry standards for ignition components. While specific warranty details for part number 900-P2103-4 are not provided here, Walker products typically come with a limited warranty against defects in materials and workmanship. Users should consult product documentation or authorized sources for exact warranty terms.

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009SuzukiSX42.0LL4N/AThunderCore-Ultra
2008SuzukiSX42.0LL4N/AThunderCore-Ultra
2007SuzukiSX42.0LL4N/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.