The HPS AN Male to Male Union Adapter (Reducer) Fitting [Straight] [AN -16 to -10] (Aluminum, Black) sits in the Hoses & Fittings department here, stocked and fitment checked.
![HPS AN Male to Male Union Adapter (Reducer) Fitting [Straight] [AN -16 to -10] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN919_1_d1eb8719-05b9-4085-9bb9-2e4637454486-2.jpg)
Inner diameter must match the fitting exactly, since eyeballing sizes is how leaks begin. Keep petroleum away from standard silicone unless the hose is lined for it.
Part details
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $30.04 with free shipping over $99
- Availability: in stock, dispatched from the USA
A free fitment check takes minutes: send your year, make and model and we will confirm this is the correct part.
Customers also open: Hoses & Fittings · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-2] (Aluminum, Black) · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-16] (Aluminum, Black) · full catalog
Our warehouse team packs the way they would want their own parts to arrive.
General guidance on this system is published in the fuel economy maintenance guidance.
Buyer questions
How do I know this is the right part?
We verify every doubtful order by hand. Give us the year, make, model and engine option and we will confirm compatibility in one reply.
How long does delivery take?
Orders placed before early afternoon on a business day usually leave our USA warehouse the same day, and tracking is emailed when the label is created.
What if it does not fit?
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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