Nitrous Express

Nitrous Express - Nitrous & Water Methanol System w/Billet LT4 Supercharger Lid No Bottle - 20939BMF-00

$5,011.93

SKU: N004 20939BMF-00

In Stock
In Stock
Ships by Jun 12
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Non-Returnable Item

Description

Part #: 20939BMF-00

This Billet LT4 Supercharger Lid replaces the upper supercharger lid on all GM LT4 Superchargers for a quick and clean install. Nitrous and fuel are injected into each cylinder from the side of the runner providing direct port like distribution ensuring maximum performance. This lid is made from a solid piece of billet aluminum with 1/8NPT machined directly into the plate so there is no need to worry about gaskets leaking. The nitrous system comes complete with billet aluminum and carbon fiber lightning solenoids, industry exclusive billet aluminum Lightning 500 bottle valve, stainless steel braided lines, stainless steel bottle brackets, wiring, switches jetting for 100 to 400WHP and every nut, bolt, and connector needed to install the system. The water/methanol system comes complete with billet aluminum and carbon fiber lightning water/methanol solenoids, high pressure electric pump, stainless steel hardlines, filtered nozzles, nickel plated fittings, composite reservoir, switches, NX stage 2 digital progressive controller that controls water methanol output, and every nut, bolt and connector needed to install the system.

Nitrous & Water Methanol System w/Billet LT4 Supercharger Lid No Bottle.

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

Fitment

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Specifications

BrandNitrous Express
Part NumberN004 20939BMF-00

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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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