HomeIgnition > Hardware, Fasteners and FittingsWalker 900-P2075 Coil Boot
Part #: 900-P2075

Walker 900-P2075 Coil Boot

ThunderCore-Ultra
50 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$15.20Free 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: Chevrolet, GMC, Hummer, Saab, Isuzu, and Buick, Colorado, Canyon, H3, H3T, Trailblazer, Envoy, 9-7x, Ascender, i-370, Rainier, Trailblazer EXT, and Envoy XL
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Coil Boot for Select GM and Isuzu Vehicles

The Walker ThunderCore-Ultra Coil Boot 900-P2075 is designed to provide a secure and durable connection between the ignition coil and spark plug. Engineered for compatibility with various Buick, Chevrolet, GMC, Hummer, Isuzu, and Saab models, this coil boot ensures consistent ignition performance and helps maintain engine efficiency.

  • Compatible with Buick, Chevrolet, GMC, Hummer, Isuzu, and Saab vehicles
  • Fits models including 9-7x, Ascender, Canyon, Colorado, Envoy, Envoy XL, H3, H3T, i-370, Rainier, Trailblazer, and Trailblazer EXT
  • Part number 900-P2075 for precise identification
  • Constructed to withstand high temperatures and electrical stress
  • Designed to maintain a secure ignition coil to spark plug connection

About the Walker ThunderCore-Ultra Product Line

The ThunderCore-Ultra line by Walker focuses on ignition hardware components that deliver reliable electrical insulation and durability under demanding engine conditions. This coil boot is part of that line, engineered to meet the specific ignition system requirements of multiple GM and Isuzu vehicles, ensuring consistent spark delivery and reducing misfire risks.

Product Description and Compatibility

The Walker 900-P2075 coil boot is a critical ignition component that connects the ignition coil to the spark plug, providing a secure path for the electrical spark. It is compatible with a range of vehicles including Buick 9-7x, Chevrolet Trailblazer and Colorado, GMC Envoy and Canyon, Hummer H3 and H3T, Isuzu i-370, and Saab models. This compatibility ensures that the coil boot fits precisely and functions effectively within the ignition system of these vehicles.

Common Applications and Issues Addressed

  • Prevents ignition misfires caused by faulty or worn coil boots
  • Reduces engine performance issues related to poor spark delivery
  • Helps avoid rough idling and starting difficulties
  • Protects ignition components from moisture and contaminants
  • Maintains consistent engine power and fuel efficiency

Installation Notes and Tips

When installing the Walker 900-P2075 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 is fully seated on both the coil and spark plug to prevent misfires.

Quality Assurance and Warranty

Walker ignition components, including the ThunderCore-Ultra coil boot 900-P2075, are manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Walker products typically undergo rigorous quality control to ensure reliable operation within the specified vehicle applications.

This part fits 50 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2012ChevroletColorado3.7LL5N/AThunderCore-Ultra
2012ChevroletColorado2.9LL4N/AThunderCore-Ultra
2012GMCCanyon3.7LL5N/AThunderCore-Ultra
2012GMCCanyon2.9LL4N/AThunderCore-Ultra
2011ChevroletColorado3.7LL5N/AThunderCore-Ultra
2011ChevroletColorado2.9LL4N/AThunderCore-Ultra
2011GMCCanyon3.7LL5N/AThunderCore-Ultra
2011GMCCanyon2.9LL4N/AThunderCore-Ultra
2010ChevroletColorado3.7LL5N/AThunderCore-Ultra
2010ChevroletColorado2.9LL4N/AThunderCore-Ultra
2010GMCCanyon3.7LL5N/AThunderCore-Ultra
2010GMCCanyon2.9LL4N/AThunderCore-Ultra
2010HummerH33.7LL5N/AThunderCore-Ultra
2010HummerH3T3.7LL5N/AThunderCore-Ultra
2009ChevroletColorado3.7LL5N/AThunderCore-Ultra
2009ChevroletColorado2.9LL4N/AThunderCore-Ultra
2009ChevroletTrailblazer4.2LL6N/AThunderCore-Ultra
2009GMCCanyon3.7LL5N/AThunderCore-Ultra
2009GMCCanyon2.9LL4N/AThunderCore-Ultra
2009GMCEnvoy4.2LL6N/AThunderCore-Ultra
2009HummerH33.7LL5N/AThunderCore-Ultra
2009HummerH3T3.7LL5N/AThunderCore-Ultra
2009Saab9-7x4.2LL6N/AThunderCore-Ultra
2008ChevroletColorado3.7LL5N/AThunderCore-Ultra
2008ChevroletColorado2.9LL4N/AThunderCore-Ultra
2008ChevroletTrailblazer4.2LL6N/AThunderCore-Ultra
2008GMCCanyon3.7LL5N/AThunderCore-Ultra
2008GMCCanyon2.9LL4N/AThunderCore-Ultra
2008GMCEnvoy4.2LL6N/AThunderCore-Ultra
2008HummerH33.7LL5N/AThunderCore-Ultra
2008IsuzuAscender4.2LL6N/AThunderCore-Ultra
2008Isuzui-3703.7LL5N/AThunderCore-Ultra
2008Saab9-7x4.2LL6N/AThunderCore-Ultra
2007BuickRainier4.2LL6N/AThunderCore-Ultra
2007ChevroletColorado3.7LL5N/AThunderCore-Ultra
2007ChevroletColorado2.9LL4N/AThunderCore-Ultra
2007ChevroletTrailblazer4.2LL6N/AThunderCore-Ultra
2007GMCCanyon3.7LL5N/AThunderCore-Ultra
2007GMCCanyon2.9LL4N/AThunderCore-Ultra
2007GMCEnvoy4.2LL6N/AThunderCore-Ultra
2007HummerH33.7LL5N/AThunderCore-Ultra
2007IsuzuAscender4.2LL6N/AThunderCore-Ultra
2007Saab9-7x4.2LL6N/AThunderCore-Ultra
2006BuickRainier4.2LL6N/AThunderCore-Ultra
2006ChevroletTrailblazer4.2LL6N/AThunderCore-Ultra
2006ChevroletTrailblazer EXT4.2LL6N/AThunderCore-Ultra
2006GMCEnvoy4.2LL6N/AThunderCore-Ultra
2006GMCEnvoy XL4.2LL6N/AThunderCore-Ultra
2006IsuzuAscender4.2LL6N/AThunderCore-Ultra
2006Saab9-7x4.2LL6N/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.