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You are here: Home > HPS Silicon Hoses By Sizes > 1 3/4" (45mm) Silicone Hoses
HPS Silicone Hose Silicon Hoses Coupler Hump Couplings Reducer Elbow Race Proven Quality

HPS Performance Silicone Hoses

  • Meet or Exceed SAEJ20 Standard - Used by professionals in industries such as high performance racing vehicles, commercial truck and bus, Marine, agricultural and off highway vehicles, turbo diesel, food and beverage, and general manufacturing industries
  • High Temperature Reinforced with Premium Quality Fabrics - Engineered for high temperature, knitted polyester fabric reinforced silicone rubber for operations in temperatures ranging from - 65 deg. F to + 350 deg. F
  • Rare Sizes And Shapes - Wide selection of sizes available in standard inches and hard-to-find Metric. Available in straight couplings, hump coupler, straight reducer hose, 45 degree elbow coupler and reducer, 90 degree coupling and reducing elbow.
  • Fast Turnaround - up to 90% of our silicone products are instock and ready to ship or pickup from our store.

Silicone hose is NOT compatible with fuel or oil.
Silicone hose is compatible with Coolant.

Technical Specification
Temperature Range:- 65 deg. F to + 350 deg. F (177 deg. C)
Standard Color: Black
Reinforced Layer: 4-ply
Sizes: Available in Standard and Metric Sizes

HPS 1.75" Straight Coupler Silicone Hoses

HPS Performance Silicone Coupler Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 1 3/4" 45mm Silicone Straight Coupler

SKU Bore - Hose ID Length Inventory Status MSRP US$ Buy Now
HTSC-175 1 3/4" (45mm) 3" (76mm) In stock $8.50

HPS 1.75" Straight Coupler Silicone Hoses Blue

HPS Performance Silicone Coupler Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 1 3/4" 45mm Silicone Straight Coupler Blue

SKU Bore - Hose ID Length Inventory Status MSRP US$ Buy Now
HTSC-175-BLUE 1 3/4" (45mm) 3" (76mm) In stock $8.50

 

HPS 1.75" Straight Hump Coupler Silicone Hoses

HPS Performance Silicone Hump Coupler Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 1 3/4" 45mm Silicone Straight Hump Coupler
SKU Bore - Hose ID Length Inventory Status MSRP US$ BUY NOW
HTSHC-175 1 3/4" (45mm) 3" (76mm) In Stock $16.80

HPS 1.75" Straight Tubing Silicone Hoses (1 Foot Long)

HPS Performance Silicone Tube Coupler Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 1 3/4" 45mm Silicone Tube (1 Foot Long)
SKU Bore - Hose ID Length Inventory Status MSRP US$ Buy Now
HTST-175 1 3/4" (45mm) 1 Foot (304.8mm) In stock $34.00

HPS 1.75" Straight Reducer Coupler Silicone Hoses

HPS Performance Silicone Reducer Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 1 3/4" 45mm Silicone Straight Reducer Coupler
SKU Bore > Bore Hose ID Length Inventory Status MSRP US$ BUY IT NOW
HTSR-100-175 1" > 1 3/4" (25mm > 45mm) 3" In Stock $19.25
HTSR-125-175 1 1/4" > 1 3/4" (32mm > 45mm) 3" In Stock $19.64
HTSR-138-175 1 3/8" > 1 3/4" (35mm > 45mm) 3" (Backorder) $19.35
HTSR-150-175 1 1/2" > 1 3/4" (38mm > 45mm) 3" In Stock $19.64
HTSR-175-200 1 3/4" > 2" (45mm > 51mm) 3" In Stock $20.25
HTSR-175-250 1 3/4" > 2 1/2" (45mm > 63mm) 3" In Stock $24.00
HTSR-175-275 1 3/4" > 2 3/4" (45mm > 70mm) 3" In Stock $25.50

HPS 1.75" 45 Degree Elbow Coupler Silicone Hoses

HPS Performance Silicone 45 Degree Elbow Coupler Hoses High Temperature 4-ply Reinforced Race Proven


HPS High Temp Reinforced 45 Degree 1 3/4" 45mm Silicone Elbow Coupler
SKU Bore - Hose ID Leg Length Inventory Status MSRP US$ Buy Now
HTSEC45-175 1 3/4" (45mm) 4" (102mm) In stock $29.55

HPS 1.75" 90 Degree Elbow Coupler Silicone Hoses

HPS Performance Silicone 90 Degree Elbow Coupler Hoses High Temperature 4-ply Reinforced Race Proven


HPS High Temp Reinforced 90 Degree 1 3/4" 45mm Silicone Elbow Coupler
SKU Bore - Hose ID Leg Length Inventory Status MSRP US$ Buy Now
HTSEC90-175 1 3/4" (45mm) 4" (102mm) In stock $29.55

HPS 1.75" 45 Degree Elbow Reducer Silicone Hoses

HPS Performance Silicone 45 Degree Elbow Reducers Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 45 Degree 1 3/4" 45mm Silicone Reducer Elbow Coupler

SKU Bore > Bore Hose ID Leg Length Inventory Status MSRP US$ BUY IT NOW
HTSER45-125-175 1 1/4" > 1 3/4" (32mm > 45mm) 4"(102mm) In Stock $29.14
HTSER45-150-175 1 1/2" > 1 3/4" (38mm > 45mm) 4"(102mm) In Stock $29.14
HTSER45-175-200 1 3/4" > 2" (45mm > 51mm) 4"(102mm) In Stock $31.91

HPS 1.75" 90 Degree Elbow Reducer Silicone Hoses

HPS Performance Silicone 90 Degree Elbow Reducers Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 90 Degree 1 3/4" 45mm Silicone Reducer Elbow Coupler
SKU Bore > Bore Hose ID Leg Length Inventory Status MSRP US$ BUY IT NOW
HTSER90-125-175 1 1/4" > 1 3/4" (32mm > 45mm) 4"(102mm) In Stock $29.14
HTSER90-150-175 1 1/2" > 1 3/4" (38mm > 45mm) 4"(102mm) In Stock $29.14
HTSER90-175-200 1 3/4" > 2" (45mm > 51mm) 4"(102mm) In Stock $31.91
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HPS 4-Ply Reinforced Straight Silicone Hose Coupler 1.75
HPS 4-Ply Reinforced Straight Silicone Hose Coupler 1.75" 45mm
MSRP: $8.50

SKU: HTSC-175


HPS 1.75" Silicone Coupler Hose Black High Temp 4-ply Reinforced Meet or Exceed SAEJ20 Standard. HPS 45mm silicon hoses with Premium Quality Fabric engineered for extreme temperature and high pressure boost. Great for turbo charged application
HPS 4-ply 45mm 1.75
HPS 4-Ply Reinforced Straight Silicone Hose Coupler 1.75" 45mm BLUE
MSRP: $8.50

SKU: HTSC-175-BLUE


HPS 1.75" Silicone Coupler Hose Blue High Temp 4-ply Reinforced Meet or Exceed SAEJ20 Standard. HPS 45mm silicon hoses with Premium Quality Fabric engineered for extreme temperature and high pressure boost. Great for turbo charged application
HPS Silicone Hump Coupler Performance Hose 45mm
HPS 4-Ply Reinforced Straight Hump Coupler Silicone Hose 1 3/4" 45mm
MSRP: $16.80
SKU: HTSHC045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Hump Coupler Performance Hose 45mm
HPS 4-Ply Reinforced Straight Hump Coupler Silicone Hose 1 3/4" 45mm
MSRP: $16.80
SKU: HTSHC-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 25mm 45mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1" > 1 3/4" 25mm > 45mm
MSRP: $19.25
SKU: HTSR-025-045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 25mm 45mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1" > 1 3/4" 25mm > 45mm
MSRP: $19.25
SKU: HTSR-100-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 35mm 45mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 3/8" > 1 3/4" 35mm > 45mm
MSRP: $19.35
SKU: HTSR-035-045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 35mm 45mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 3/8" > 1 3/4" 35mm > 45mm
MSRP: $19.35
SKU: HTSR-138-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 32mm 45mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 1/4" > 1 3/4" 32mm > 45mm
MSRP: $19.64
SKU: HTSR-032-045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 38mm 45mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 1/2" > 1 3/4" 38mm > 45mm
MSRP: $19.64
SKU: HTSR-038-045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 32mm 45mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 1/4" > 1 3/4" 32mm > 45mm
MSRP: $19.64
SKU: HTSR-125-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 38mm 45mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 1/2" > 1 3/4" 38mm > 45mm
MSRP: $19.64
SKU: HTSR-150-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 45mm 51mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 3/4" > 2" 45mm > 51mm
MSRP: $20.25
SKU: HTSR-045-051

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 45mm 51mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 3/4" > 2" 45mm > 51mm
MSRP: $20.25
SKU: HTSR-175-200

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 45mm 63mm 1.75
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 3/4" > 2 1/2" 45mm > 63mm
MSRP: $20.25
SKU: HTSR-175-250

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 45mm 70mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 3/4" > 2 3/4" 45mm > 70mm
MSRP: $25.50
SKU: HTSR-045-070

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 45mm 70mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 1 3/4" > 2 3/4" 45mm > 70mm
MSRP: $25.50
SKU: HTSR-175-275

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Reducer Elbow 32mm 45mm
HPS 45 Degree Elbow Reducer Silicone Hose 1 1/4" > 1 3/4" 32mm > 45mm
MSRP: $29.14
SKU: HTSE45-032-045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Reducer Elbow 38mm 45mm
HPS 45 Degree Elbow Reducer Silicone Hose 1 1/2" > 1 3/4" 38mm > 45mm
MSRP: $29.14
SKU: HTSE45-038-045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Reducer Elbow 32mm 45mm
HPS 90 Degree Elbow Reducer Silicone Hose 1 1/4" > 1 3/4" 32mm > 45mm
MSRP: $29.14
SKU: HTSE90-032-045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Reducer Elbow 38mm 45mm
HPS 90 Degree Elbow Reducer Silicone Hose 1 1/2" > 1 3/4" 38mm > 45mm
MSRP: $29.14
SKU: HTSE90-038-045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Reducer Elbow 32mm 45mm
HPS 45 Degree Elbow Reducer Silicone Hose 1 1/4" > 1 3/4" 32mm > 45mm
MSRP: $29.14
SKU: HTSER45-125-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Reducer Elbow 38mm 45mm
HPS 45 Degree Elbow Reducer Silicone Hose 1 1/2" > 1 3/4" 38mm > 45mm
MSRP: $29.14
SKU: HTSER45-150-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Reducer Elbow 32mm 45mm
HPS 90 Degree Elbow Reducer Silicone Hose 1 1/4" > 1 3/4" 32mm > 45mm
MSRP: $29.14
SKU: HTSER90-125-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Reducer Elbow 38mm 45mm
HPS 90 Degree Elbow Reducer Silicone Hose 1 1/2" > 1 3/4" 38mm > 45mm
MSRP: $29.14
SKU: HTSER90-150-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Elbow Performance Hose 45mm
HPS 4-Ply Reinforced 45 Degree Elbow Silicone Hose Coupler 1 3/4" 45mm
MSRP: $29.55
SKU: HTSE45-045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Elbow Performance Hose 45mm
HPS 4-Ply Reinforced 90 Degree Elbow Silicone Hose Coupler 1 3/4" 45mm
MSRP: $29.55
SKU: HTSE90-045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Elbow Performance Hose 45mm
HPS 4-Ply Reinforced 45 Degree Elbow Silicone Hose Coupler 1 3/4" 45mm
MSRP: $29.55
SKU: HTSEC45-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Elbow Performance Hose 45mm
HPS 4-Ply Reinforced 90 Degree Elbow Silicone Hose Coupler 1 3/4" 45mm
MSRP: $29.55
SKU: HTSEC90-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Reducer Elbow 45mm 51mm
HPS 45 Degree Elbow Reducer Silicone Hose 1 3/4" > 2" 45mm > 51mm
MSRP: $31.92
SKU: HTSE45-045-051

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Reducer Elbow 45mm 51mm
HPS 90 Degree Elbow Reducer Silicone Hose 1 3/4" > 2" 45mm > 51mm
MSRP: $31.92
SKU: HTSE90-045-051

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Reducer Elbow 45mm 51mm
HPS 45 Degree Elbow Reducer Silicone Hose 1 3/4" > 2" 45mm > 51mm
MSRP: $31.92
SKU: HTSER45-175-200

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Reducer Elbow 45mm 51mm
HPS 90 Degree Elbow Reducer Silicone Hose 1 3/4" > 2" 45mm > 51mm
MSRP: $31.92
SKU: HTSER90-175-200

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Tube Coupler Performance Hose 45mm
HPS 4-Ply Reinforced Straight Silicone Hose Tube Coupler 1 3/4" 45mm x 1 Foot
MSRP: $34.00
SKU: HTST045

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Tube Coupler Performance Hose 45mm
HPS 4-Ply Reinforced Straight Silicone Hose Tube Coupler 1 3/4" 45mm x 1 Foot
MSRP: $34.00
SKU: HTST-175

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing