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Vibrant Performance 25891 Spark Plug Boot Insulator

5606287 - 25891

Size 3/4 in. Diameter - 4 Pack - Black color

25891 Spark Plug Boot Insulator Vibrant Performance

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Vibrant Performance - Spark Plug Boot Insulator - Part#: 25891 Features:

  • Fiberglass
  • Protect Your Spark Plug Wires
  • Easy Slip On Braided Insulation Sleeves
  • Protects Up To 1200 deg. F
  • Requires No Clearance From Heat Source
  • 90 Day Limited Warranty

View the Full List of Automotive Applications »

Below is an abbreviated list of applications for the Spark Plug Boot Insulator.


Vibrant Performance was established in 1997 to design and produce Exhaust and Induction components for the Sport Compact

Shipping Information

  • Item Requires Shipping
  • 0.4 lbs.
  • W7.2500” x H1.0000” x L12.0000”

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