NGK 59046 Direct Ignition Coil Boot
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NGK
 NGK Coil on Plug Boot

NGK 59046 Direct Ignition Coil Boot

Brand NGK 59046
Grade Type Premium
Boot Material Rubber
Boot Color Black
Part Number Cpb-gm016
Stock Number 59046
Product line NGK Coil on Plug Boot
Fits Buick, Cadillac, Chevrolet, and GMC · 46 vehicles

Premium grade. Rubber boot construction with a black finish for ignition service.

OE-focused design. Built for coil-on-plug ignition systems and direct replacement use.

NGK 59046. Part of the NGK Coil on Plug Boot line for ignition hardware replacement.

Cross-references NGK 59046 and Standard Ignition SPP190E for the same application. See all 2.

$16.48Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $16.48
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Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Direct Ignition Coil Boot options

NGK Coil-on-Plug Boot Overview

The NGK 59046 is a premium direct ignition coil boot built with a rubber boot and black finish for coil-on-plug ignition systems. It is a fitment-based replacement for a range of GM vehicles, including Chevrolet Malibu, Buick Regal, and Cadillac CTS applications.

Key Features

  • Premium-grade ignition boot for coil-on-plug systems
  • Rubber boot construction for dependable electrical insulation
  • Black finish for a clean OE-style appearance
  • Part number 59046 for easy identification
  • Cross-references Standard Ignition SPP190E for the same application

Detailed Description

NGK 59046, also identified as CPB-GM016, is part of the NGK Coil on Plug Boot line and is engineered for direct ignition service where the boot connects the coil to the spark plug. The rubber construction and premium grade specification support consistent ignition transfer in applications that use coil-on-plug hardware. This part fits 2013-2018 Chevrolet Malibu, 2014-2017 Buick Regal, and 2014-2017 Cadillac CTS, along with other listed GM applications. For buyers searching for an NGK coil on plug boot for Chevrolet Malibu, Buick Envision, or Cadillac ATS fitment, this part number 59046 provides a direct replacement option within the NGK ignition lineup.

What It Is Used For

  • Replacing a worn or damaged ignition boot
  • Restoring secure coil-to-spark plug connection
  • Addressing misfire concerns caused by boot deterioration
  • Replacing cracked or heat-aged rubber ignition components
  • Maintaining proper ignition transfer in coil-on-plug systems

Installation Notes and Tips

Verify the vehicle application against the fitment list before installation. This part is listed for coil-on-plug use and the notes indicate direct ignition coil boots are required for the covered applications. Inspect the coil, spark plug, and surrounding ignition components for wear before installing the new boot. Confirm part number 59046 and CPB-GM016 when matching the replacement.

Quality Assurance

NGK brings more than 80 years of automotive ignition experience and a global OE-focused product legacy. The brand states that its premium ignition products are manufactured to meet OE standards for durability and operational performance.

This part fits 46 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2018ChevroletMalibu2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017BuickEnvision2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017BuickEnvision2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017BuickRegal2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017CadillacATS2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017CadillacATS2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017CadillacCT62.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017CadillacCTS2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017ChevroletCamaro2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017ChevroletColorado2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017ChevroletImpala2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017ChevroletMalibu2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017GMCAcadia2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2017GMCCanyon2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016BuickEnvision2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016BuickRegal2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016CadillacATS2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016CadillacATS2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016CadillacCT62.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016CadillacCTS2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016ChevroletCamaro2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016ChevroletColorado2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016ChevroletImpala2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016ChevroletMalibu2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016ChevroletMalibu Limited2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2016GMCCanyon2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2015BuickRegal2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2015CadillacATS2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2015CadillacATS2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2015CadillacCTS2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2015ChevroletColorado2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2015ChevroletImpala2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2015ChevroletMalibu2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2015ChevroletMalibu2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2015GMCCanyon2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2014BuickRegal2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2014CadillacATS2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2014CadillacATS2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2014CadillacCTS2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2014ChevroletImpala2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2014ChevroletMalibu2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2014ChevroletMalibu2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2013CadillacATS2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2013CadillacATS2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2013ChevroletMalibu2.5LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
2013ChevroletMalibu2.0LL44 direct ignition coil boots required, no wires needed.; NGK Coil on Plug Boot
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
NGK — 59046Standard Ignition — SPP190E