Air and Fuel› Nitrous Oxide Systems and Components

Wolo Manufacturing Corp.

WESTERN EXPRESS PRO (2)ABS BLACK PLASTIC TRUMPETS W/12V HD SOLENOID AND AIR SYSTEM.

$340.55

SKU: W011 870-858

In Stock
In Stock
Ships by Jun 12
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Wolo Western Express Pro Truck Train Horn is a complete air horn system designed for trucks. It features two durable ABS plastic trumpets that produce a powerful 125 dB sound. The kit includes a 2.5-gallon air tank, a heavy-duty 12-volt compressor, and all necessary mounting hardware and hoses for a professional installation.

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

BrandWolo Manufacturing Corp.
Part NumberW011 870-858

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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