Order the HPS 4PCS 6061 Aluminum Round Straight Tubing 3-1/2″ (89mm) OD 3′ Length 16 Gauge from a parts team that verifies fitment before anything leaves the building.
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.
If your build is unusual, tell us and we will confirm the hps 4pcs 6061 aluminum round straight against it.
The hps 4pcs 6061 aluminum round straight ships protected, because a damaged part helps nobody.
Drivers choose the hps 4pcs 6061 aluminum round straight here for honest specification detail and quick dispatch.
Quick specs
- Material: Aluminum
- Category: Universal Tube
- Price: $377.36 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.
See also: Hoses & Fittings · HPS Silver 6061 Billet Aluminum Hose Joiner Union Connector (1-3/8″ reduced to 1-1/2″) 2″ Length · HPS Blue 6061 Billet Aluminum Hose Joiner Union Connector (1-3/8″ reduced to 1-1/2″) 2″ Length · full catalog
Fast dispatch matters when a vehicle is off the road, which is why we prioritize same day picking.
Independent information on this topic lives at the Car Care Council maintenance tips.
Before you order
What do you need to verify fitment?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
How fast does this ship?
Your tracking link arrives by email at label creation and stays live until delivery, so you can follow the parcel the whole way.
What happens if it arrives damaged?
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 verify this part?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
![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)
![HPS AN 3-Way Tee Adapter (Tee with female on run) Fitting [Tee] [AN -6] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN9261_1_13ceb207-d699-42c1-9a48-035b83f670cc-300x300.jpg)
![HPS AN 3-Way Tee Adapter (Tee with female on run) Fitting [Tee] [AN -8] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN9261_1_be005c51-8bd2-46a9-92b6-7e329201ec21-300x300.jpg)
Reviews
There are no reviews yet.