My Account
My Garage
Shopping Cart
MY GARAGE Select Vehicle
MY GARAGE

Manufacturer

Part Number

HTSR-450-550-L5-BLK
Sale Price

$116.00

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The HPS Performance Products HTSR-450-550-L5-BLK is a high-temperature silicone reducer hose designed to transition from 4-1/2 inch to 5-1/2 inch inner diameter over a 5 inch length. This premium black silicone hose is engineered for demanding automotive, marine, and industrial applications where reliable connections and temperature resistance are critical.

Key Features:

  • 4-ply reinforced silicone construction for superior strength and durability
  • Reduces from 4.5" ID to 5.5" ID over 5" length for custom piping transitions
  • High temperature resistant design handles extreme heat conditions
  • Meets and exceeds SAE J20 industry standards for quality assurance
  • UV and ozone resistant for long-lasting performance in harsh environments
  • Ideal for turbo systems, intercooler piping, intake systems, and cooling applications
  • Heavy-duty pressure rated for boost and coolant applications

Applications: Perfect for custom turbo and intercooler fabrication, DIY intake systems, radiator cooling upgrades, marine engine installations, and industrial pressure connections. The professional-grade black finish provides a clean, OEM appearance.

Important: This silicone hose is NOT compatible with fuel, oil, or petroleum-based fluids. Designed specifically for air and coolant applications only.

Products specifications

Wall Thickness

5

Oil Resistant

No

Universal Or Specific Fit

Universal

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Title

HPS Silicone Reducing Coupler 4-1/2" - 5-1/2" ID, 5" Length HTSR-450-550-L5-BLK Black

thanks

Thank you

the ordering process was easy and quick. Waiting on final assessment until package has arrived.

good, fast shipping

so far so good

great'

Thanks

Quick and easy thanks

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy