GM Genuine Parts Spark Plug Boot
OE

GM Genuine Parts Spark Plug Boot

GM Part #25205366

ACDelco Part #25205366

MSRP$17.74*

GM Genuine Parts Spark Plug Boots are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Durable boot seal helps protect against moisture and contaminants
  • Helps promote long spark plug life
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

About this product

GM Genuine Parts Spark Plug Boots are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These boots fit at the end of spark plugs, and act as insulators to help protect from moisture and contaminants. These boots help promote long spark plug life.GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Durable boot seal helps protect against moisture and contaminants
  • Helps promote long spark plug life
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies

ColorBlack
MaterialRubber
ShapeCone
ClassificationOE
Resistor TypeYes
Insulator MaterialRubber
Universal Or Specific FitSpecific
Length Axis 14.64 in / 118.08 mm
Length Axis 25.16 in / 131.26 mm
Plug Wire Minimum Diameter0.54 in / 13.8 mm
Plug Wire Maximum Diameter0.93 in / 23.68 mm
Grade TypeStandard Replacement

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

ModelBody StyleTrimYear(s)
Encore GX2025, 2026