Air and Fuel› Nitrous Oxide Systems and Components

Nitrous Express

Nitrous Express - 4150 HITMAN 4-BBL (100-150-200HP) WITH COMPOSITE BOTTLE - 40040-12

$1,608.37

SKU: N004 40040-12

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

Moderate — 2–4 hours

Description

The Nitrous Express 4150 Hitman 4-BBL Nitrous Kit is an affordable option for enthusiasts looking to add nitrous oxide injection. This kit includes the Lightning 45 bottle valve, stainless bottle brackets, and offers adjustable horsepower settings (100, 150, or 200 HP). It features Phase 3 series nitrous plates designed for superior distribution and atomization, eliminating traditional spray bars that can sag, split, or impede airflow, enhancing reliability and performance. This system is compatible with carbureted engines using a 4150-style carburetor flange.

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

BrandNitrous Express
Part NumberN004 40040-12

Videos

(Daddy Bill) OBS Nitrous install!

(Daddy Bill) OBS Nitrous install!

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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