The HPS Hard Line AN Tube Sleeve Fitting [Straight] [AN -4] (Aluminum, Black) is one of our steady sellers in Hoses & Fittings, and it ships from the USA.
![HPS Hard Line AN Tube Sleeve Fitting [Straight] [AN -4] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN819_1-1.jpg)
Clamp choice matters: constant tension or lined clamps protect the hose surface over heat cycles. Replace both the upper and lower runs while the system is open.
If your build is unusual, tell us and we will confirm the hps hard line an tube sleeve fitting against it.
The hps hard line an tube sleeve fitting ships protected, because a damaged part helps nobody.
Drivers choose the hps hard line an tube sleeve fitting here for honest specification detail and quick dispatch.
Key details
- Material: Aluminum
- Finish: Black
- Category: AN Fitting Components
- Price: $13.76 with free shipping over $99
- Availability: in stock, dispatched from the USA
Ask before you order and the only surprise on installation day is how smoothly it goes.
Explore more: 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
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Background reading that is not trying to sell you anything: the NHTSA vehicle safety hub.
Before you order
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.
How fast does this ship?
We ship from a USA warehouse with quick dispatch, and delivery estimates appear at checkout once you enter your address.
What happens if it arrives damaged?
Parts are covered against defects for the period stated on this page, and non defect returns follow our standard returns window.
How do you verify this part?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
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![HPS NPT Allen Plug Fitting [1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_fb2df01f-9eb8-4975-89d8-8afd92a49ee4-300x300.jpg)
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