Buying the HPS AN Male to NPT Adapter Fitting [90 Degree] [-4 to 1/4 NPT] (Aluminum, Black) should be simple, so here are the facts without the marketing noise.
![HPS AN Male to NPT Adapter Fitting [90 Degree] [-4 to 1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN822_1_e7a6e6b8-f79a-43c1-86f9-a2afda835b04.jpg)
Reinforcement ply count determines burst strength, which matters most on boosted applications. Replace both the upper and lower runs while the system is open.
The hps an male to npt adapter fitting ships protected, because a damaged part helps nobody.
Drivers choose the hps an male to npt adapter fitting here for honest specification detail and quick dispatch.
Buyers comparing the hps an male to npt adapter fitting will find the specification detail on this page rather than in a catalog footnote.
Details that matter
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $20.63 with free shipping over $99
- Availability: in stock, dispatched from the USA
Our team checks doubtful orders by hand, so share your vehicle details and we will verify this listing against manufacturer data.
More in this department: Hoses & Fittings · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-2] (Aluminum, Black) · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-12] (Aluminum, Black) · full catalog
You get honest delivery estimates rather than optimistic ones, quoted live for your address.
Further reading from a neutral source: the Car Care Council maintenance tips.
Before you order
Will this part fit my vehicle?
The application text on this page lists what the part serves. If your vehicle is not clearly covered, send the VIN and we will rule on it before you pay.
How long does delivery take?
Your tracking link arrives by email at label creation and stays live until delivery, so you can follow the parcel the whole way.
Can I return this part?
A straightforward returns window applies from delivery. Keep the original packaging until you have test fitted the part and contact support for a fast exchange or refund.
Is this checked before shipping?
We verify diameter and reinforcement specification on every hose order.
![HPS AN Male to Metric Adapter Fitting [Straight] [-6 to M20 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_9ea8f01c-f6ee-43ae-9912-654e10e73c03-300x300.jpg)
![HPS NPT Allen Plug Fitting [1/2 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_905b27b0-3c7d-4fa0-ad9c-55f954a9d8c0-300x300.jpg)

![HPS AN Male to NPT Adapter Fitting [Straight] [-8 to 1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_8fbe7cf9-52b7-41cb-9b7c-e7396fcd09ae-300x300.jpg)
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