PartSmith Co. lists the HPS AN Male to Male Bulkhead Adapter Fitting [45 Degree] [-4] (Aluminum, Black) with real inventory, honest specs and fast USA dispatch.
![HPS AN Male to Male Bulkhead Adapter Fitting [45 Degree] [-4] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN837_L1_1_fa05be27-56de-4834-a920-6700eeccfb28.jpg)
Silicone tolerates far more heat than standard rubber and stays flexible for many years. Replace both the upper and lower runs while the system is open.
Shops order the hps an male to male bulkhead adapter from us in volume because the data on the page is accurate.
If your build is unusual, tell us and we will confirm the hps an male to male bulkhead adapter against it.
The hps an male to male bulkhead adapter ships protected, because a damaged part helps nobody.
Details that matter
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $21.05 with free shipping over $99
- Availability: in stock, dispatched from the USA
Our fitment desk exists precisely for the listings where the specification is easy to misread.
More in this department: Hoses & Fittings · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-6] (Aluminum, Black) · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-4] (Aluminum, Black) · full catalog
Stock levels shown here are live, so what you order is what is on the shelf ready to travel.
For neutral background on this kind of maintenance, see the NHTSA vehicle safety hub.
Buyer questions
What do you need to verify fitment?
Share your vehicle details with our team and we cross reference this listing before dispatch. Anything doubtful gets a message from us rather than a shipment.
When will my order dispatch?
Dispatch is normally the same or next business day, and heavy items travel on freight with a booked delivery window.
How do returns work here?
Parts are covered against defects for the period stated on this page, and non defect returns follow our standard returns window.
What happens before my order ships?
We verify diameter and reinforcement specification on every hose order.
![HPS NPT Hex Plug Fitting [1/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN933_1-300x300.jpg)
![HPS AN Male to NPT Adapter Fitting [Straight] [-8 to 1/2 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_b76d947d-1e43-4e38-b986-a8f6682cdca6-300x300.jpg)
![HPS AN Male to Metric Adapter Fitting [Straight] [-6 to M22 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_84a0bab4-582d-4dc1-a176-6237879f811f-300x300.jpg)
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