HTSHC-187-L4-BLUE Silicone Hump Coupler, High-Temp 4-Ply Reinforced, 1 7/8 in. ID, 4 in. Length.
InfoVehicle Info Needed
HPS PERFORMANCEPART NUMBER: 589-HTSHC187L4BL

HTSHC-187-L4-BLUE Silicone Hump Coupler, High-Temp 4-Ply Reinforced, 1 7/8 in. ID, 4 in. Length.

$3069
ShippingShips on 09/23/2026
Lowest PriceLowest Price Guarantee

Silicone Hump Coupler
  • High-Temp 4-Ply Reinforced
  • 1 7/8 in. ID
  • 4 in. Length.

    HPS Performance HTSHC-187-L4-BLUE Features:

    This HPS Performance 4-ply silicone straight hump coupler is designed to meet and exceed SAEJ20 industry standards. It is ideal for heavy duty pressure connections and provides excellent heat resistance in high-temperature applications. Unlike traditional rubber couplers that are sold in auto parts stores, HPS Performance high temperature silicone couplers are designed and engineered to meet a wide range of high-performance requirements. The hump feature on the bellow works to compensate for misalignment and offsets vibration. This product is well suited for marine and industrial use, custom turbo or intercooler piping fabrication, and DIY intake or radiator cooling system projects. REMARK: Not compatible with fuel or oil.

    • Ideal for heavy duty pressure connections and high temperature applications. Max. temperature rating: 350F (177C).
    • 4-ply reinforced silicone design to ensure long lasting quality over rubber hoses.
    • Compatible with water or anti-freeze such as coolant. NOT compatible with fuel or oil.
    • Hump feature compensates for misalignment and offsets vibration.
    • Suited for marine, industrial, custom turbo, intercooler piping, intake, and radiator cooling applications.
    • Inside Diameter: 1 7/8 in.. Length: 4 in..
    • Color: Blue.
    • NOTE: Not compatible with fuel or oil.
    • Color: Blue
    • End 1 Diameter: 1.875 IN
    • End 2 Diameter: 1.875 IN
    • Length: 4 IN
    • Material: Silicone
    • High-Temperature Aramid Reinforced Silicone Hose Coupler

      Designed to exceed SAEJ20 standards, this 4-ply hose connects engine-mounted charge air system components. It's ideal for slight misalignments, effectively isolating vibrations between hose ends. Perfect for marine and industrial applications, as well as custom turbo or intercooler piping fabrication.

    Part TypeTubing Coupler
    Product LineHPS Performance Silicone Hump Coupler Hoses
    BrandHPS PERFORMANCE
    Package Height4.0
    Package Width4.0
    Package Length4.0
    Weight0.8 PG
    Part CategoryAccessories
    Vendor Part NumberHTSHC-187-L4-BLUE
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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