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Silicone Straight Reducer Hose 1 1/4"-3/4" Car Radiator Hose
Operating Temperatures:
Polyester braid reinforced: -54°c ~ +220°c
Aramid braid reinforced: -54°c ~ +260°c
Hose Specs:
• Suitable for air/water (not fuel/oil without fluorosilicone lining)
• Wall thickness: 4mm, 4.5mm, 5mm, or customized
• Length: 102mm, 125mm or customized
• Surface: Smooth or Cloth finish
01. STRONG STRUCTURE
100% High quality silicone tube with 4-ply reinforcement for high abrasion and temperature resistance.
02. SUPERIOR ABILITY
Excellent air permeability and physical durability ensuring high efficiency in vehicle systems.
03. MULTIPLE CHOICES
Various sizes, thicknesses, and colors available to match specific vehicle requirements.
04. PRIVATE DESIGN
OEM/ODM services including 3D design and custom logo/pattern printing.


Professional personnel supervise every stage of the production process, incorporating multiple inspections to guarantee premium quality.
| CODE NO. | Inner Diameter (mm) | Inner Diameter (inch) | Layer | Thickness (mm) | Length (mm) |
|---|---|---|---|---|---|
| SDS1HH-25 | 25 | 1" | 4 | 4.5 | 102mm |
| SDS1HH-32 | 32 | 1-1/4" | 4 | 4.5 | 102mm |
| SDS1HH-38 | 38 | 1-1/2" | 4 | 4.5 | 102mm |
| SDS1HH-51 | 51 | 2" | 4 | 5.0 | 102mm |
| SDS1HH-76 | 76 | 3" | 4 | 5.0 | 102mm |
| SDS1HH-102 | 102 | 4" | 4 | 5.0 | 102mm |
Established in 2009, we specialize in manufacturing high-quality Automotive Silicone Hoses, EPDM Radiator Hoses, and various rubber components. Our products are widely used as intercooler hoses, coolant hoses, and air hoses across industries including automotive, marine, and commercial machinery.
We use only superior grade rubber and silicone materials to ensure each hose provides long-lasting performance and aesthetic appeal. Whether for individual custom needs or large-scale contracts, we guarantee the highest standards in the industry.


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