NGK
NGK Coil on Plug Boot

NGK 59023 Direct Ignition Coil Boot

Brand NGK 59023
Length 4.84
Grade Type Premium
Boot Color Gray
Part Number Cpb-fd003ht
Stock Number 59023
Product line NGK Coil on Plug Boot
Fits Ford, Mazda, and Mercury · 51 vehicles

OE standards. Premium ignition boot built for durability and reliable operation.

Coil-on-plug boot. A direct ignition boot for dependable spark transfer.

Ignition specialist. Backed by over 80 years of automotive experience.

Cross-references Anchor 2530, DENSO Auto Parts 671-6236 and Four Seasons 59023 for the same application. See all 8.

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NGK Coil on Plug Boot for Direct Ignition

The NGK Coil on Plug Boot, part number 59023, is a premium direct ignition coil boot built for vehicles that use coil-on-plug ignition. Its gray high-temperature boot design supports reliable spark transfer in demanding engine bay conditions.

Compatible With Ford Escape, Mazda 6, Mazda Tribute, Mercury Mariner, Ford Five Hundred, Ford Freestyle, Mercury Montego, Mazda MPV, Ford Taurus, and Mercury Sable applications that use direct ignition and the NGK coil on plug boot design.

Key Features

  • Premium-grade direct ignition coil boot
  • High-temperature design for heat-exposed ignition systems
  • Gray boot color
  • Length: 4.84
  • NGK part number 59023
  • OE-focused ignition component from NGK Coil on Plug Boot line

Product Details

NGK builds ignition components with extensive OE experience and a long history in automotive ignition systems. The NGK Coil on Plug Boot line is aimed at direct ignition service where the boot must maintain a secure connection between the ignition coil and spark plug under heat and vibration. Part number 59023 is listed under NGK stock number 59023 and cross-references Four Seasons 59023 for the same application.

This boot is used on a wide range of Ford, Mazda, and Mercury vehicles, including Ford Escape and Mazda 6 applications. It is also listed for Mazda Tribute, Mercury Mariner, Ford Five Hundred, Ford Freestyle, Mercury Montego, Mazda MPV, Ford Taurus, and Mercury Sable models with direct ignition.

What It Helps Address

  • Misfire caused by worn or heat-damaged coil boots
  • Weak spark transfer at the spark plug connection
  • Ignition performance issues from cracked or deteriorated boots
  • Heat-related boot breakdown in coil-on-plug systems
  • Service replacement needs on direct ignition Ford, Mazda, and Mercury vehicles

Installation Notes and Tips

Verify engine application and ignition system style before ordering. This boot is listed for direct ignition use and notes no wires required on the supported applications. Confirm the correct NGK 59023 fitment against the vehicle year, make, and model before installation. For Ford Escape and Mazda 6 service, match the boot to the original coil-on-plug configuration and inspect adjacent ignition components for wear.

Quality Assurance

NGK is an ignition specialist with more OE expertise globally than any other brand, and its ignition products are manufactured to meet OE standards for durability and operational performance. The brand’s North American and global manufacturing, inventory, and distribution network supports consistent product availability and application coverage.

This part fits 51 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2008FordEscape3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2008Mazda63.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2008MazdaTribute3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2008MercuryMariner3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2007FordEscape3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2007FordFive Hundred3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2007FordFreestyle3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2007Mazda63.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2007MercuryMariner3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2007MercuryMontego3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2006FordEscape3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2006FordFive Hundred3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2006FordFreestyle3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2006Mazda63.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2006MazdaMPV3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2006MazdaTribute3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2006MercuryMariner3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2006MercuryMontego3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2005FordEscape3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2005FordFive Hundred3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2005FordFreestyle3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2005FordTaurus3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2005Mazda63.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2005MazdaMPV3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2005MazdaTribute3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2005MercuryMariner3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2005MercuryMontego3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2005MercurySable3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2004FordEscape3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2004FordTaurus3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2004Mazda63.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2004MazdaMPV3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2004MazdaTribute3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2004MercurySable3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2003FordEscape3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2003FordTaurus3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2003Mazda63.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2003MazdaMPV3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2003MazdaTribute3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2003MercurySable3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2002FordEscape3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2002FordTaurus3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2002MazdaMPV3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2002MazdaTribute3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2002MercurySable3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2001FordEscape3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2001FordTaurus3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2001MazdaTribute3.0LV6N/ANo Wires Req'd; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2001MercurySable3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2000FordTaurus3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
2000MercurySable3.0LV6N/ANo Wires Req'd; with Direct Ignition; High Temperature Design; 6 Required; NGK Coil on Plug Boot
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 2530DENSO Auto Parts — 671-6236Four Seasons — 59023Standard Ignition — SPP114E02530126048702495SPB177