Ignitions and Electrical› Charging Systems

Powermaster

Alt Chrm XS GM 105Amp 1Wire

$403.58

SKU: P01Q 178058

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Powermaster 178058 is an XS Volt Hi Amp Alternator with a newly designed voltage regulator for on-the-fly voltage adjustment and a power-saving mode. It is a one-wire, internally regulated, chrome-finished alternator with a serpentine pulley, designed to fit applications utilizing a GM CS144 case style. This 140-amp unit is made in the USA.

Fitment

Fitment Guaranteed

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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

BrandPowermaster
Part NumberP01Q 178058

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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