This page lists the HPS AN Male to Metric Adapter Fitting [Straight] [-4 to M12 x 1.25] (Aluminum, Black), including what it fits and what we check before dispatch.
![HPS AN Male to Metric Adapter Fitting [Straight] [-4 to M12 x 1.25] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_b4cfa58e-1f12-4b96-ad18-765b49fec40f-2.jpg)
Reinforcement ply count determines burst strength, which matters most on boosted applications. Use constant tension or lined clamps so the hose surface survives heat cycles.
Drivers choose the hps an male to metric adapter fitting here for honest specification detail and quick dispatch.
Buyers comparing the hps an male to metric adapter fitting will find the specification detail on this page rather than in a catalog footnote.
The hps an male to metric adapter fitting listed here is checked against your vehicle before dispatch.
Specifications
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $18.55 with free shipping over $99
- Availability: in stock, dispatched from the USA
Ask before you order and the only surprise on installation day is how smoothly it goes.
See also: 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
We ship fast from our own shelves, and tracking reaches your inbox as soon as the carrier receives the parcel.
When you want a second opinion that is not a parts store, read the fuel economy maintenance guidance.
Buyer questions
Can you check fitment before I order?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
When will my order dispatch?
Your tracking link arrives by email at label creation and stays live until delivery, so you can follow the parcel the whole way.
What is the return policy?
Returns are handled in one reply for most cases. Keep your order confirmation, since it is the only proof of purchase we need.
What happens before my order ships?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
![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 Metric Adapter Fitting [Straight] [-6 to M18 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_f414e18f-37ad-4910-8abb-c7f9ac2080bf-300x300.jpg)
![HPS NPT Allen Plug Fitting [1/16 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1-300x300.jpg)
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