The HPS AN Male to Male Union Adapter (Reducer) Fitting [Straight] [AN -6 to -4] (Aluminum, Black) is available now, with fitment data on the page and a team behind it.
![HPS AN Male to Male Union Adapter (Reducer) Fitting [Straight] [AN -6 to -4] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN919_1_43a7f2a2-147c-42fa-9476-800b24555eb1-2.jpg)
Hoses and fittings work under pressure and heat, where material choice decides service life. Measure inner diameter at the fitting rather than estimating by eye.
Every hps an male to male union adapter order goes through the same fitment review.
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: $16.97 with free shipping over $99
- Availability: in stock, dispatched from the USA
If the application text leaves any doubt, message us with the VIN and we will rule on fitment before the box is sealed.
Explore more: 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
Every parcel carries tracking that updates with each carrier scan until it reaches your door.
If you want independent guidance before ordering, the Car Care Council maintenance tips is a useful reference.
Common questions
How do I confirm this fits?
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.
Do you ship the same day?
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?
Returns are handled in one reply for most cases. Keep your order confirmation, since it is the only proof of purchase we need.
What quality checks does this get?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
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Reviews
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