HomeIgnition > Ignition CoilWalker 900-P2109-4 Coil Boot Kit
Part #: 900-P2109-4

Walker 900-P2109-4 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
$33.46Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*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, Kizashi and Grand Vitara
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-P2109-4 is designed specifically for Suzuki Grand Vitara models. This ignition coil boot kit ensures reliable electrical connection and optimal performance for your vehicle's ignition system.

  • Compatible with Suzuki Grand Vitara ignition systems
  • Includes coil boots engineered for secure spark plug connection
  • Part number 900-P2109-4 for precise identification
  • Part of the Walker ThunderCore-Ultra product line

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 maintain strong spark plug connections under various operating conditions. The 900-P2109-4 coil boot kit benefits from this design philosophy, ensuring compatibility and performance for Suzuki Grand Vitara vehicles.

Product Description and Application

The Walker 900-P2109-4 coil boot kit is engineered to replace worn or damaged coil boots in Suzuki Grand Vitara ignition systems. Coil boots serve as the insulating connection between the ignition coil and spark plug, preventing electrical leakage and ensuring efficient spark delivery. This kit helps maintain engine performance by securing the ignition coil's connection to the spark plugs, which is critical for proper combustion and engine operation.

Common Issues Addressed by This Coil Boot Kit

  • Misfires caused by poor coil-to-plug connection
  • Electrical arcing or spark leakage
  • Engine hesitation or rough idling
  • Reduced fuel efficiency due to ignition problems
  • Difficulty starting the engine related to ignition coil issues

Installation Notes and Tips

  • Ensure the ignition system 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 conductivity and ease future removal
  • Verify secure fitment of the coil boots on both the ignition coil and spark plug

Quality Assurance and Warranty

Walker maintains strict quality control standards for the ThunderCore-Ultra line, including the 900-P2109-4 coil boot kit. While specific warranty details are not provided here, Walker products typically come with manufacturer-backed warranties to ensure reliability and customer satisfaction. For exact warranty information, refer to Walker's official documentation or contact authorized distributors.

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2011SuzukiGrand Vitara2.4LL4N/AThunderCore-Ultra
2010SuzukiGrand Vitara2.4LL4N/AThunderCore-Ultra
2009SuzukiGrand Vitara2.4LL4N/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.