The HPS AN Male to Male Union Adapter Fitting [90 Degree] [AN -4] (Aluminum, Black) arrives packed properly, checked against your vehicle and tracked from our door.
![HPS AN Male to Male Union Adapter Fitting [90 Degree] [AN -4] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN821-M_pic1_1_614bf7ed-e5bf-4f5a-ac76-1627fd2f440c.jpg)
Hoses and fittings work under pressure and heat, where material choice decides service life. Replace both the upper and lower runs while the system is open.
Ordering the hps an male to male union adapter takes a minute and the confirmation reaches you straight away.
The important numbers
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $23.10 with free shipping over $99
- Availability: in stock, dispatched from the USA
Message us the vehicle details and we will confirm compatibility, including anything unusual about your build.
Related listings: Hoses & Fittings · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-12] (Aluminum, Black) · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-8] (Aluminum, Black) · full catalog
Fast dispatch matters when a vehicle is off the road, which is why we prioritize same day picking.
If you want independent guidance before ordering, the NHTSA vehicle safety hub is a useful reference.
Before you order
Is fitment guaranteed on this listing?
Send your VIN or your year, make and model and our fitment desk confirms the part against manufacturer data before it ships. The check is free and usually answered the same business day.
How long does delivery take?
Most orders dispatch within one business day. You receive tracking by email the moment the parcel is handed to the carrier.
What is the return policy?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
Is this checked before shipping?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
![HPS Push-on Hose End to AN Female Fitting [120 Degree] [-10] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/150-120_1_2ac48160-6f50-4c53-8c37-0cf776a30fac-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)
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