![HPS NPT Allen Plug Fitting [1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_fb2df01f-9eb8-4975-89d8-8afd92a49ee4-1.jpg)
Consider the HPS NPT Allen Plug Fitting [1/4 NPT] (Aluminum, Black) sourced: we stock it, verify it and send it out fast.
Inner diameter must match the fitting exactly, since eyeballing sizes is how leaks begin. Replace both the upper and lower runs while the system is open.
Every hps npt allen plug fitting order goes through the same fitment review.
Ordering the hps npt allen plug fitting takes a minute and the confirmation reaches you straight away.
Details that matter
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $14.73 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.
Explore more: Hoses & Fittings · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-2] (Aluminum, Black) · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-12] (Aluminum, Black) · full catalog
Every parcel carries tracking that updates with each carrier scan until it reaches your door.
General guidance on this system is published in the NHTSA vehicle safety hub.
Quick answers
What do you need to verify fitment?
Trim level, engine option and drive type decide most fitment questions. Send those three details or the VIN and we will check them for you.
What are the shipping times?
Most orders dispatch within one business day. You receive tracking by email the moment the parcel is handed to the carrier.
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.
How do you protect it in transit?
We verify diameter and reinforcement specification on every hose order.
![HPS AN Male to Metric Adapter Fitting [Straight] [-6 to M20 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_9ea8f01c-f6ee-43ae-9912-654e10e73c03-300x300.jpg)
![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 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)
![HPS NPT Allen Plug Fitting [1/8 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_11e3bb56-b4df-4954-84cd-0d354b2dd8ff-300x300.jpg)
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