Free shipping on eligible orders of $100 or more. Oversized and freight items excluded.

Shop parts / Vibrant / New

Vibrant 3/4in Dia Spark Plug Boot Insulator (4/Pack) Black color

Vibrant · New

Vibrant 3/4in Dia Spark Plug Boot Insulator (4/Pack) Black color

MPN 25891 · Store SKU vib25891

$25.79
IN STOCK6 ready to ship

Supplier stock checked 11/8/2026, 6:44:12 AM UTC. Adding a part does not reserve it.

30-day returns for unopened, unused new parts

Request a return within 30 calendar days after delivery. New parts must be unopened and unused.

Shipping & returns ↗This policy does not limit rights required by law.

Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

Protect your Spark Plug Wires at the connection to the boot with these easy, slip on braided Fiberglass Insulation Sleeves. Protects up to 1200 Degrees F (650 Degrees C) and requires minimal clearance from the heat source. Spark Plug Boot Insulator, Size: 3/4" Diameter (4/pack) - Black color

Manufacturer fitment & guides

Check 25891 against the manufacturer’s application information below.

Manufacturer documents

More from Vibrant ↗See the JuiceBuilt workshop ↗

YOUR NEXT MOVE

Your cart.