Walker
ThunderCore-Ultra

Walker 900-P2005-8 Coil Boot Kit

Brand Walker 900-P2005-8
Product line ThunderCore-Ultra
Fits BMW · 51 vehicles

Coil boot kit. Restores a secure ignition connection with a direct-fit replacement design.

ThunderCore-Ultra line. Built for dependable ignition performance from Walker.

$75.50Free shipping
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Walker ThunderCore-Ultra Coil Boot Kit for BMW V8 Applications

Walker ThunderCore-Ultra part number 900-P2005-8 is a coil boot kit for select BMW ignition systems. It is listed for BMW 540i, M5, X5, Z8, 740i, 740iL, and 840Ci applications across the model years shown below.

Key Features

  • Walker ThunderCore-Ultra ignition coil boot kit
  • Part number 900-P2005-8 for application-specific lookup
  • Direct fitment coverage for select BMW V8 models
  • Supports ignition service on vehicles with coil boot wear or misfire concerns
  • Compatible with multiple BMW chassis and model years listed in the fitment data

Detailed Description

The Walker ThunderCore-Ultra line is built for ignition service applications where the coil boot is part of the repair. This coil boot kit, part number 900-P2005-8, is cataloged for BMW 540i, BMW M5, BMW X5, BMW Z8, BMW 740i, BMW 740iL, and BMW 840Ci models in the years shown. Use it when servicing ignition components on vehicles that require a ThunderCore-Ultra-specific boot application.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

  • Ignition misfire caused by worn coil boot insulation
  • Arcing or voltage leakage at the coil-to-spark plug connection
  • Hard starting related to degraded ignition boot condition
  • Rough idle from inconsistent spark delivery
  • Service replacement for aging BMW ignition boot components

Installation Notes and Tips

Verify engine and ignition system compatibility before installation. Inspect the coil, spark plug well, and surrounding ignition components for heat damage, oil intrusion, or carbon tracking before reassembly. Confirm the application by year, make, and model, especially on BMW 540i and BMW 740i/740iL vehicles where multiple ignition configurations may exist.

Quality Assurance

Walker ThunderCore-Ultra part number 900-P2005-8 is cataloged for the specific BMW applications listed in the fitment data, supporting accurate parts selection for ignition service.

Compatible Vehicles

  • Fits 1994-1995 BMW 540i, N/A
  • Fits 1997-2003 BMW 540i, N/A
  • Fits 1999-2003 BMW M5, N/A
  • Fits 2000-2003 BMW X5, N/A
  • Fits 2000-2003 BMW Z8, N/A
  • Fits 1993-1995 BMW 740i, N/A
  • Fits 1997-2001 BMW 740i, N/A
  • Fits 1993-2001 BMW 740iL, N/A
  • Fits 1994-1997 BMW 840Ci, N/A
This part fits 51 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2003BMW540i4.4LV8N/AThunderCore-Ultra
2003BMWM55.0LV8N/AThunderCore-Ultra
2003BMWM54.9LV8N/AThunderCore-Ultra
2003BMWX54.4LV8N/AThunderCore-Ultra
2003BMWZ85.0LV8N/AThunderCore-Ultra
2003BMWZ84.8LV8N/AThunderCore-Ultra
2002BMW540i4.4LV8N/AThunderCore-Ultra
2002BMWM55.0LV8N/AThunderCore-Ultra
2002BMWM54.9LV8N/AThunderCore-Ultra
2002BMWX54.6LV8N/AThunderCore-Ultra
2002BMWX54.4LV8N/AThunderCore-Ultra
2002BMWX53.0LL6N/AThunderCore-Ultra
2002BMWZ85.0LV8N/AThunderCore-Ultra
2001BMW540i4.4LV8N/AThunderCore-Ultra
2001BMW740i4.4LV8N/AThunderCore-Ultra
2001BMW740iL4.4LV8N/AThunderCore-Ultra
2001BMWM55.0LV8N/AThunderCore-Ultra
2001BMWM54.9LV8N/AThunderCore-Ultra
2001BMWX54.4LV8N/AThunderCore-Ultra
2001BMWZ85.0LV8N/AThunderCore-Ultra
2001BMWZ84.9LV8N/AThunderCore-Ultra
2000BMW540i4.4LV8N/AThunderCore-Ultra
2000BMW740i4.4LV8N/AThunderCore-Ultra
2000BMW740iL4.4LV8N/AThunderCore-Ultra
2000BMWM55.0LV8N/AThunderCore-Ultra
2000BMWM54.9LV8N/AThunderCore-Ultra
2000BMWX54.4LV8N/AThunderCore-Ultra
2000BMWZ85.0LV8N/AThunderCore-Ultra
1999BMW540i4.4LV8N/AThunderCore-Ultra
1999BMW740i4.4LV8N/AThunderCore-Ultra
1999BMW740iL4.4LV8N/AThunderCore-Ultra
1999BMWM54.9LV8N/AThunderCore-Ultra
1998BMW540i4.4LV8N/AThunderCore-Ultra
1998BMW740i4.4LV8N/AThunderCore-Ultra
1998BMW740iL4.4LV8N/AThunderCore-Ultra
1997BMW540i4.4LV8N/AThunderCore-Ultra
1997BMW740i4.4LV8N/AThunderCore-Ultra
1997BMW740iL4.4LV8N/AThunderCore-Ultra
1997BMW840Ci4.4LV8N/AThunderCore-Ultra
1996BMW740iL4.4LV8N/AThunderCore-Ultra
1996BMW840Ci4.4LV8N/AThunderCore-Ultra
1995BMW540i4.0LV8N/AThunderCore-Ultra
1995BMW740i4.0LV8N/AThunderCore-Ultra
1995BMW740iL4.0LV8N/AThunderCore-Ultra
1995BMW840Ci4.0LV8N/AThunderCore-Ultra
1994BMW540i4.0LV8N/AThunderCore-Ultra
1994BMW740i4.0LV8N/AThunderCore-Ultra
1994BMW740iL4.0LV8N/AThunderCore-Ultra
1994BMW840Ci4.0LV8N/AThunderCore-Ultra
1993BMW740i4.0LV8N/AThunderCore-Ultra
1993BMW740iL4.0LV8N/AThunderCore-Ultra