HomeIgnition > Hardware, Fasteners and FittingsWalker 900-P2104 Coil Boot
Part #: 900-P2104

Walker 900-P2104 Coil Boot

ThunderCore-Ultra
51 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
ThunderCore-Ultra
Fitment: Mercedes-Benz, G550, G63 AMG, GL450, ML63 AMG, GL550, CL63 AMG, CLS550, E550, ML550, S550, S63 AMG, SL550, CL550, and CLK550
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Overview of Walker ThunderCore-Ultra Coil Boot

The Walker ThunderCore-Ultra Coil Boot 900-P2104 is designed for reliable ignition performance in select Mercedes-Benz models. This coil boot ensures a secure connection between the ignition coil and spark plug, supporting efficient engine operation.

  • Compatible with multiple Mercedes-Benz models including CL63 AMG, E550, and G550
  • Part number 900-P2104 for precise identification and fitment
  • Constructed to maintain optimal electrical insulation and durability
  • Part of the ThunderCore-Ultra line, engineered for enhanced ignition system reliability
  • Designed to withstand high temperatures and harsh engine conditions

Detailed Product Description

The Walker ThunderCore-Ultra coil boot 900-P2104 is a critical ignition component tailored for Mercedes-Benz vehicles such as the CL550, ML63 AMG, and S550. This coil boot provides a secure and insulated connection between the ignition coil and spark plug, which is essential for consistent spark delivery and engine performance. The ThunderCore-Ultra product line focuses on delivering durable ignition hardware that meets or exceeds OEM specifications, ensuring compatibility and longevity in demanding automotive environments.

Compatible Mercedes-Benz Models

  • CL63 AMG, CL550, CLK550, CLS550
  • E550, G63 AMG, G550
  • GL450, GL550, ML63 AMG, ML550
  • S63 AMG, S550, SL550

Common Issues Addressed by This Coil Boot

  • Misfires caused by poor ignition coil to spark plug connection
  • Electrical arcing due to degraded or damaged coil boots
  • Engine performance loss related to ignition system faults
  • Increased emissions from incomplete combustion
  • Difficulty starting or rough idling in affected Mercedes-Benz models

Installation Notes and Tips

  • Ensure the ignition coil and spark plug are clean before installation
  • Verify part number 900-P2104 matches your vehicle’s requirements
  • Apply dielectric grease to the inside of the coil boot for improved electrical contact and ease of future removal
  • Handle the coil boot carefully to avoid damage during installation
  • Consult the vehicle’s service manual for torque specifications and installation procedures

Quality Assurance and Warranty

Walker’s ThunderCore-Ultra coil boots are manufactured to meet stringent quality standards, providing reliable performance under typical operating conditions. While specific warranty details for part number 900-P2104 should be confirmed at the point of purchase, Walker products generally come with a limited warranty against defects in materials and workmanship.

This part fits 51 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2013Mercedes-BenzG5505.5LV8N/AThunderCore-Ultra
2013Mercedes-BenzG63 AMG5.5LV8N/AThunderCore-Ultra
2013Mercedes-BenzGL4504.7LV8N/AThunderCore-Ultra
2013Mercedes-BenzML63 AMG5.5LV8N/AThunderCore-Ultra
2012Mercedes-BenzG5505.5LV8N/AThunderCore-Ultra
2012Mercedes-BenzGL4504.7LV8N/AThunderCore-Ultra
2012Mercedes-BenzGL5505.5LV8N/AThunderCore-Ultra
2012Mercedes-BenzML63 AMG5.5LV8N/AThunderCore-Ultra
2011Mercedes-BenzCL63 AMG5.5LV8N/AThunderCore-Ultra
2011Mercedes-BenzCLS5505.5LV8N/AThunderCore-Ultra
2011Mercedes-BenzE5505.5LV8N/AThunderCore-Ultra
2011Mercedes-BenzG5505.5LV8N/AThunderCore-Ultra
2011Mercedes-BenzGL4504.7LV8N/AThunderCore-Ultra
2011Mercedes-BenzGL5505.5LV8N/AThunderCore-Ultra
2011Mercedes-BenzML5505.5LV8N/AThunderCore-Ultra
2011Mercedes-BenzS5505.5LV8N/AThunderCore-Ultra
2011Mercedes-BenzS63 AMG5.5LV8N/AThunderCore-Ultra
2011Mercedes-BenzSL5505.5LV8N/AThunderCore-Ultra
2010Mercedes-BenzCL5505.5LV8N/AThunderCore-Ultra
2010Mercedes-BenzCLS5505.5LV8N/AThunderCore-Ultra
2010Mercedes-BenzE5505.5LV8N/AThunderCore-Ultra
2010Mercedes-BenzG5505.5LV8N/AThunderCore-Ultra
2010Mercedes-BenzGL4504.7LV8N/AThunderCore-Ultra
2010Mercedes-BenzGL5505.5LV8N/AThunderCore-Ultra
2010Mercedes-BenzML5505.5LV8N/AThunderCore-Ultra
2010Mercedes-BenzS5505.5LV8N/AThunderCore-Ultra
2010Mercedes-BenzSL5505.5LV8N/AThunderCore-Ultra
2009Mercedes-BenzCL5505.5LV8N/AThunderCore-Ultra
2009Mercedes-BenzCLK5505.5LV8N/AThunderCore-Ultra
2009Mercedes-BenzCLS5505.5LV8N/AThunderCore-Ultra
2009Mercedes-BenzE5505.5LV8N/AThunderCore-Ultra
2009Mercedes-BenzG5505.5LV8N/AThunderCore-Ultra
2009Mercedes-BenzGL4504.7LV8N/AThunderCore-Ultra
2009Mercedes-BenzML5505.5LV8N/AThunderCore-Ultra
2009Mercedes-BenzS5505.5LV8N/AThunderCore-Ultra
2009Mercedes-BenzSL5505.5LV8N/AThunderCore-Ultra
2008Mercedes-BenzCL5505.5LV8N/AThunderCore-Ultra
2008Mercedes-BenzCLK5505.5LV8N/AThunderCore-Ultra
2008Mercedes-BenzCLS5505.5LV8N/AThunderCore-Ultra
2008Mercedes-BenzE5505.5LV8N/AThunderCore-Ultra
2008Mercedes-BenzGL4504.7LV8N/AThunderCore-Ultra
2008Mercedes-BenzGL5505.5LV8N/AThunderCore-Ultra
2008Mercedes-BenzML5505.5LV8N/AThunderCore-Ultra
2008Mercedes-BenzS5505.5LV8N/AThunderCore-Ultra
2008Mercedes-BenzSL5505.5LV8N/AThunderCore-Ultra
2007Mercedes-BenzCL5505.5LV8N/AThunderCore-Ultra
2007Mercedes-BenzCLS5505.5LV8N/AThunderCore-Ultra
2007Mercedes-BenzE5505.5LV8N/AThunderCore-Ultra
2007Mercedes-BenzGL4504.7LV8N/AThunderCore-Ultra
2007Mercedes-BenzS5505.5LV8N/AThunderCore-Ultra
2007Mercedes-BenzSL5505.5LV8N/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.