Exterior Components› Body Panels and Components

Moroso

Moroso GM LS/LT 8.5mm Ultra 40 9.75in Long Wire Set w/Alum Heatshield - Black

$273.99

SKU: M00R 73744

In Stock
In Stock
Ships by Jun 18
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Moroso Ultra 40 Spiral Core spark plug wire set is an 8.5mm performance wire set designed for GM LS/LT-Series engines. It features a black finish, straight plug boots, and includes heat shields. The spiral-wound conductor provides 40 ohms of resistance per foot.

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 73744

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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