Ignitions and Electrical› Ignition Components

Moroso

Moroso GM LS Ultra 40 Custom Fit Sleeved Ignition Wire Set 12in 135 Deg Boots - Black

$375.99

SKU: M00R 73851

In Stock
In Stock
Ships by Jun 17
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Moroso Ultra 40 Spark Plug Wire Set is a 7 mm, black ignition wire set designed for GM LS-Series engines. It features spiral core technology and 135-degree plug boots with an HEI/socket style connection.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandMoroso
Part NumberM00R 73851

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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