Nitrous Express
Nitrous Express 4AN Female to 6AN Male Adapter Fitting 16203
Nitrous Express 4AN Female to 6AN Male Adapter Fitting 16203
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Genuine Nitrous Express component.
Nitrous Express has built nitrous oxide systems and components since 1996 and works out of Wichita Falls, Texas. This hose and fitting ships new in the manufacturerโs packaging.
Key Features
- Pipe Fitting Female To Male
Fits These Vehicles
This is a universal-fit nitrous component. It is sold by specification โ bottle size, jet size, fitting thread and horsepower range โ rather than by vehicle. Check the specifications below against your setup before ordering.
Specifications
- Brand: Nitrous Express
- Item Type: Hoses & Fittings
- Fitting Size: 4AN, 6AN
- Condition: New
- Shipping Weight: 0.04 lb
Manufacturer Part Number: 16203
Images are for illustrative purposes. The product you receive may differ in finish or packaging from the photograph.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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Manufacturer's Warranty โ Nitrous Express
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Manufacturer's Warranty โ Nitrous Express
Nitrous Express warrants its branded products for one (1) year from the date of original purchase against defects in workmanship and material, and warrants its Lightning series solenoids for a lifetime on the same terms. The warranty is limited to the original purchaser and proof of purchase is required. In the event of a defect in workmanship or material, Nitrous Express will repair or replace the product at its own election; labor charges, freight, materials and other incidental expenses of removal or replacement are not covered. Electrical components are excluded, as is damage from standard wear and tear, modifications by the end user, accidents, or use of the product for anything other than its intended purpose; products Nitrous Express did not produce are also excluded. Maximum liability under this warranty does not exceed the contract price of the product claimed to be defective. Claims are opened directly with Nitrous Express through its Warranty/Returns form or by calling (940) 767-7694. Returns and exchanges are accepted for up to 90 days from the purchase date on unused, unaltered merchandise in undamaged original packaging — full refund or exchange within 30 days, less a 10% restocking fee at 31–60 days and 20% at 61–90 days; open-box, special-order, discontinued and non-stocking items cannot be returned, and missing parts must be reported within 10 days of delivery.
Warranty terms are set by the manufacturer and may change. Full details and claims are handled directly by Nitrous Express. Contact us if you need help with a warranty claim.

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