HomeIgnition > Hardware, Fasteners and FittingsWalker 900-P2077 Coil Boot
Part #: 900-P2077

Walker 900-P2077 Coil Boot

ThunderCore-Ultra
⚙️ 5 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ 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: Cadillac, CTS and Catera
🔄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

The Walker ThunderCore-Ultra Coil Boot 900-P2077 is designed specifically for ignition system maintenance on Cadillac vehicles. This coil boot is engineered to ensure reliable electrical insulation and optimal spark delivery for Cadillac Catera and CTS models.

  • Compatible with Cadillac Catera and CTS ignition systems
  • Part number 900-P2077 for precise identification
  • Constructed to provide durable electrical insulation
  • Designed to maintain consistent spark performance
  • Part of the Walker ThunderCore-Ultra product line

About the ThunderCore-Ultra Product Line

The ThunderCore-Ultra line by Walker focuses on ignition hardware components that meet specific OEM requirements. This product line emphasizes durability and reliable electrical conductivity, which are critical for ignition coil boots. The 900-P2077 coil boot benefits from this focus, offering a component engineered to maintain ignition system integrity under typical operating conditions for Cadillac vehicles.

Product Details and Application

The Walker 900-P2077 coil boot is an essential ignition component that connects the ignition coil to the spark plug, providing a secure and insulated path for the electrical spark. It is compatible with Cadillac Catera and CTS models, ensuring proper fitment and function. This coil boot helps prevent misfires and electrical shorts by maintaining a stable connection and protecting against heat and vibration.

Common Issues Addressed by This Coil Boot

  • Ignition misfires caused by poor coil-to-plug connection
  • Electrical shorts due to damaged or worn coil boots
  • Reduced engine performance from inconsistent spark delivery
  • Engine hesitation or rough idling linked to ignition faults
  • Potential damage to ignition coils from inadequate insulation

Installation Notes and Tips

When installing the Walker 900-P2077 coil boot, ensure the ignition system is cool to avoid burns. Carefully remove the old coil boot without damaging the ignition coil or spark plug. Apply dielectric grease to the inside of the new coil boot to improve electrical conductivity and ease future removal. Confirm the boot seats firmly on both the coil and spark plug to prevent moisture intrusion and maintain a secure connection.

Quality Assurance and Warranty

Walker manufactures the 900-P2077 coil boot 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 performance. Using this coil boot helps maintain the reliability of the ignition system on Cadillac Catera and CTS vehicles.

This part fits 5 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004CadillacCTS3.2LV6N/AThunderCore-Ultra
2003CadillacCTS3.2LV6N/AThunderCore-Ultra
2001CadillacCatera3.0LV6N/AThunderCore-Ultra
2000CadillacCatera3.0LV6N/AThunderCore-Ultra
1999CadillacCatera3.0LV6N/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.