The HPS AN Male to NPT Adapter Fitting [45 Degree] [-4 to 3/8 NPT] (Aluminum, Black) is in stock at PartSmith Co. and ready for dispatch from our USA warehouse.
![HPS AN Male to NPT Adapter Fitting [45 Degree] [-4 to 3/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN823_1_8bda6fc5-54da-4fcb-85cb-949f906ea356-1.jpg)
Reinforcement ply count determines burst strength, which matters most on boosted applications. Route clear of heat sources and moving components.
If your build is unusual, tell us and we will confirm the hps an male to npt adapter fitting against it.
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.
Quick specs
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $25.54 with free shipping over $99
- Availability: in stock, dispatched from the USA
Not sure it matches your vehicle? Send your VIN or your year, make and model and our fitment desk will confirm before you order.
Explore more: Hoses & Fittings · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-8] (Aluminum, Black) · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-6] (Aluminum, Black) · full catalog
Finished surfaces are wrapped and hardware is bagged, so the part arrives ready to install.
Further reading from a neutral source: the Car Care Council maintenance tips.
Common questions
Is fitment guaranteed on this listing?
We verify every doubtful order by hand. Give us the year, make, model and engine option and we will confirm compatibility in one reply.
Do you ship the same day?
Most orders dispatch within one business day. You receive tracking by email the moment the parcel is handed to the carrier.
What happens if it arrives damaged?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
What happens before my order ships?
We verify diameter and reinforcement specification on every hose order.
![HPS AN Male to Metric Adapter Fitting [Straight] [-6 to M14 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_ef8cf05a-8f9b-4a44-938e-d86cae0e4307-300x300.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)
![HPS NPT Hex Plug Fitting [1/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN933_1-300x300.jpg)
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