This is the HPS 1.75″ (45mm) ID ,5″ Leg Length 4Ply Silicone Black 135 Degree Elbow Coupler Hose, stocked in our warehouse and backed by a free fitment check.

Clamp choice matters: constant tension or lined clamps protect the hose surface over heat cycles. Measure inner diameter at the fitting rather than estimating by eye.
Buyers comparing the hps 1.75″ will find the specification detail on this page rather than in a catalog footnote.
The hps 1.75″ listed here is checked against your vehicle before dispatch.
Every hps 1.75″ order goes through the same fitment review.
Ordering the hps 1.75″ takes a minute and the confirmation reaches you straight away.
Our team knows the hps 1.75″ well, so ask if anything about the specification is unclear.
Stock of the hps 1.75″ is live on this page rather than estimated.
What you are buying
- Reinforcement: 4 ply
- Material: Silicone
- Finish: Black
- Category: Universal Hose
- Price: $57.37 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
The HPS 135 Degree 4-Ply Reinforced Silicone Elbow is the ultimate solution for high-performance applications. Designed to withstand extreme temperatures and pressures, this premium silicone elbow delivers unrivaled durability and reliability.
Crafted with precision, our 4-ply reinforced silicone elbow ensures maximum strength and flexibility. Each layer is engineered to provide exceptional resistance against heat and pressure, making it ideal for turbocharged and intercooled systems. With its smooth interior surface, it guarantees unobstructed flow, minimizing turbulence and optimizing performance.
Featuring a precise 135-degree bend, this elbow offers efficient flow dynamics, allowing for enhanced intake and exhaust efficiency. Its 5″ leg lengths provide added versatility and ease of installation in a wide range of configurations. Whether you’re upgrading parts on your vehicle or needing this product for general manufacturing in your industry, this silicone elbow is the perfect choice.
Built to endure extreme conditions, this silicone elbow is capable of withstanding temperatures ranging from -65°F to 350°F (-53°C to 177°C), ensuring reliable performance in even the harshest environments. It is also engineered to withstand high pressures, making it suitable for a wide range of applications.
- Layer Material: 4-Ply Reinforced Silicone
- Color: Black
- Hose Inside Diameter: 1.75″ (45mm)
- Hose Outside Diameter: 2.17″ (55mm)
- Hose Length: 5″ Leg Length on each side
- Wall Thickness:5mm
- Made of High Temperature 4-ply Reinforced Silicone
- Meet and exceed SAEJ20 industry standards, ideal for heavy duty pressure connections and provides excellent resistance for high temperature applications
- Great for marine and industrial use, custom turbo or intercooler piping fabrication, DIY intake or radiator cooling system
- UV and ozone resistant
- Silicone hose is NOT compatible with fuel or oil
Application:
Universal Fit
Remark:
Installation: Compatible with Water/Coolant ONLY, Not for Fuel/Oil
Product Content:
- 1 x Elbow Coupler Hose
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- HTSEC135-175-BLK, HTSEC135-175, HTSEC135
When two options look similar, our parts team will tell you which one your vehicle actually takes.
Also worth a look: Hoses & Fittings · HPS 3.12″ (80mm) ID, 6″ Leg Long Black 4-Ply Silicone 1/2″ Offset Coupler Hose · HPS 3.12″ (80mm) ID, 4″ Leg Long Black 4-Ply Silicone 1/2″ Offset Coupler Hose · full catalog
Every parcel carries tracking that updates with each carrier scan until it reaches your door.
Further reading from a neutral source: the Car Care Council maintenance tips.
Frequently asked questions
Is fitment guaranteed on this listing?
Share your vehicle details with our team and we cross reference this listing before dispatch. Anything doubtful gets a message from us rather than a shipment.
When will my order dispatch?
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.
How do returns work here?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
What happens before my order ships?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.

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