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Flexfab

Flexfab is the standard in silicone hose for the systems that punish ordinary rubber. From blue and green silicone heater and coolant hose to turbo sleeves, charge air connectors, reducers, elbows, and stainless clamps, Flexfab products are engineered for the heat, pressure, and vibration of diesel, marine, transit, and heavy-duty applications. Built in the USA. Shop the full Flexfab range below by hose series, type, size, or color.

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Flexfab 5521-100, 1" x 50 ft Green Premium Silicone Heater Hose, 1.00" Save 20% Save %
$ 640.69
$ 640.69 - $ 640.69
$ 640.69
$ 512.55
$ 512.55 - $ 512.55
$ 512.55

Flexfab 5521-100, 1" x 50 ft Green Premium Silicone Heater Hose, 1.00"

Product Details The Flexfab 5521-100 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

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$ 640.69
$ 640.69 - $ 640.69
$ 640.69
$ 512.55
$ 512.55 - $ 512.55
$ 512.55
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Flexfab 5526-062, 5/8" x 400 ft Blue Silicone Heater Hose, .63" (Reel) Save 30% Save %
$ 1,967.99
$ 1,967.99 - $ 1,967.99
$ 1,967.99
$ 1,377.59
$ 1,377.59 - $ 1,377.59
$ 1,377.59

Flexfab 5526-062, 5/8" x 400 ft Blue Silicone Heater Hose, .63" (Reel)

Product Details The Flexfab 5526-062 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, crack...

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$ 1,967.99
$ 1,967.99 - $ 1,967.99
$ 1,967.99
$ 1,377.59
$ 1,377.59 - $ 1,377.59
$ 1,377.59
Save 30% Save %
Flexfab 5526-031, 5/16" x 25 ft Blue Silicone Heater Hose, .31" Save 30% Save %
$ 106.49
$ 106.49 - $ 106.49
$ 106.49
$ 74.54
$ 74.54 - $ 74.54
$ 74.54

Flexfab 5526-031, 5/16" x 25 ft Blue Silicone Heater Hose, .31"

Product Details The Flexfab 5526-031 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, crack...

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$ 106.49
$ 106.49 - $ 106.49
$ 106.49
$ 74.54
$ 74.54 - $ 74.54
$ 74.54
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Flexfab 5500-200, 2.00" X 3 ft, 3-Ply Green Silicone Coolant Hose, 51mm Save 20% Save %
$ 69.69
$ 69.69 - $ 69.69
$ 69.69
$ 55.75
$ 55.75 - $ 55.75
$ 55.75

Flexfab 5500-200, 2.00" X 3 ft, 3-Ply Green Silicone Coolant Hose, 51mm

Product Details The Flexfab 5500-200 is a green silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, ...

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$ 69.69
$ 69.69 - $ 69.69
$ 69.69
$ 55.75
$ 55.75 - $ 55.75
$ 55.75
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Flexfab 5500-150, 1.50" X 3 ft, 3-Ply Green Silicone Coolant Hose, 38mm
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$ 57.29
$ 57.29 - $ 57.29
$ 57.29
$ 45.83
$ 45.83 - $ 45.83
$ 45.83

Flexfab 5500-150, 1.50" X 3 ft, 3-Ply Green Silicone Coolant Hose, 38mm

Product Details The Flexfab 5500-150 is a green silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, ...

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$ 57.29
$ 57.29 - $ 57.29
$ 57.29
$ 45.83
$ 45.83 - $ 45.83
$ 45.83
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Flexfab 5500-125, 1.25" X 3 ft, 3-Ply Green Silicone Coolant Hose, 32mm
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$ 51.99
$ 51.99 - $ 51.99
$ 51.99
$ 41.59
$ 41.59 - $ 41.59
$ 41.59

Flexfab 5500-125, 1.25" X 3 ft, 3-Ply Green Silicone Coolant Hose, 32mm

Product Details The Flexfab 5500-125 is a green silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, ...

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$ 51.99
$ 51.99 - $ 51.99
$ 51.99
$ 41.59
$ 41.59 - $ 41.59
$ 41.59
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Flexfab 5515-500, 5.00" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 127mm
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$ 166.29
$ 166.29 - $ 166.29
$ 166.29
$ 133.03
$ 133.03 - $ 133.03
$ 133.03

Flexfab 5515-500, 5.00" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 127mm

Product Details The Flexfab 5515-500 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

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$ 166.29
$ 166.29 - $ 166.29
$ 166.29
$ 133.03
$ 133.03 - $ 133.03
$ 133.03
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Flexfab 5515-075, 0.75" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 19mm
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$ 54.99
$ 54.99 - $ 54.99
$ 54.99
$ 43.99
$ 43.99 - $ 43.99
$ 43.99

Flexfab 5515-075, 0.75" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 19mm

Product Details The Flexfab 5515-075 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

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$ 54.99
$ 54.99 - $ 54.99
$ 54.99
$ 43.99
$ 43.99 - $ 43.99
$ 43.99
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Flexfab 5515-062, 0.63" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 16mm
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$ 47.29
$ 47.29 - $ 47.29
$ 47.29
$ 37.83
$ 37.83 - $ 37.83
$ 37.83

Flexfab 5515-062, 0.63" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 16mm

Product Details The Flexfab 5515-062 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

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$ 47.29
$ 47.29 - $ 47.29
$ 47.29
$ 37.83
$ 37.83 - $ 37.83
$ 37.83
Save 20% Save %
Flexfab 5521-031, 5/16" x 5 ft Green Premium Silicone Heater Hose, .31"
Save 20% Save %
$ 31.69
$ 31.69 - $ 31.69
$ 31.69
$ 25.35
$ 25.35 - $ 25.35
$ 25.35

Flexfab 5521-031, 5/16" x 5 ft Green Premium Silicone Heater Hose, .31"

Product Details The Flexfab 5521-031 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

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$ 31.69
$ 31.69 - $ 31.69
$ 31.69
$ 25.35
$ 25.35 - $ 25.35
$ 25.35
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Flexfab 5521-025, 1/4" x 25 ft Green Premium Silicone Heater Hose, .25"
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$ 121.89
$ 121.89 - $ 121.89
$ 121.89
$ 97.51
$ 97.51 - $ 97.51
$ 97.51

Flexfab 5521-025, 1/4" x 25 ft Green Premium Silicone Heater Hose, .25"

Product Details The Flexfab 5521-025 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

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$ 121.89
$ 121.89 - $ 121.89
$ 121.89
$ 97.51
$ 97.51 - $ 97.51
$ 97.51
Save 20% Save %
Flexfab 5521-125, 1-1/4" x 50 ft Green Premium Silicone Heater Hose, 1.25"
$ 828.09 - $ 828.09
$ 828.09
$ 993.71
$ 993.71 - $ 993.71
$ 993.71

Flexfab 5521-125, 1-1/4" x 75 ft Green Premium Silicone Heater Hose, 1.25"

Product Details The Flexfab 5521-125 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

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$ 828.09 - $ 828.09
$ 828.09
$ 993.71
$ 993.71 - $ 993.71
$ 993.71
Save 20% Save %
$ 28.99
$ 28.99 - $ 28.99
$ 28.99
$ 23.19
$ 23.19 - $ 23.19
$ 23.19

Flexfab FLX2582-0012, Worm Gear, Lined Clamps, 0.88" - 1.25", 22mm - 32mm (10pc)

Lined clamps are designed for use with silicone rubber and other soft hose applications. The liner protects the hose surface and prevents it fro...

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$ 28.99
$ 28.99 - $ 28.99
$ 28.99
$ 23.19
$ 23.19 - $ 23.19
$ 23.19
Save 20% Save %
Save 20% Save %
$ 27.99
$ 27.99 - $ 27.99
$ 27.99
$ 22.39
$ 22.39 - $ 22.39
$ 22.39

Flexfab FLX2582-0008, Worm Gear, Lined Clamps, 0.63" - 1.00", 16mm - 25mm (10pc)

Lined clamps are designed for use with silicone rubber and other soft hose applications. The liner protects the hose surface and prevents it fro...

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$ 27.99
$ 27.99 - $ 27.99
$ 27.99
$ 22.39
$ 22.39 - $ 22.39
$ 22.39
Save 20% Save %
Flexfab 5521-125, 1-1/4" x 150 ft Green Premium Silicone Heater Hose, 1.25" (Reel)
Save 20% Save %
$ 2,399.99
$ 2,399.99 - $ 2,399.99
$ 2,399.99
$ 1,919.99
$ 1,919.99 - $ 1,919.99
$ 1,919.99

Flexfab 5521-125, 1-1/4" x 150 ft Green Premium Silicone Heater Hose, 1.25" (Reel)

Product Details The Flexfab 5521-125 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 2,399.99
$ 2,399.99 - $ 2,399.99
$ 2,399.99
$ 1,919.99
$ 1,919.99 - $ 1,919.99
$ 1,919.99
Save 20% Save %
Flexfab 5526-125, 1-1/4" x 150 ft Blue Silicone Heater Hose, 1.25" (Reel)
Save 30% Save %
$ 1,421.99
$ 1,421.99 - $ 1,421.99
$ 1,421.99
$ 995.39
$ 995.39 - $ 995.39
$ 995.39

Flexfab 5526-125, 1-1/4" x 150 ft Blue Silicone Heater Hose, 1.25" (Reel)

Product Details The Flexfab 5526-125 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, crack...

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$ 1,421.99
$ 1,421.99 - $ 1,421.99
$ 1,421.99
$ 995.39
$ 995.39 - $ 995.39
$ 995.39
Save 30% Save %
Flexfab 5526-025, 1/4" x 250 ft Blue Silicone Heater Hose, .25" (Reel)
Save 30% Save %
$ 914.99
$ 914.99 - $ 914.99
$ 914.99
$ 640.49
$ 640.49 - $ 640.49
$ 640.49

Flexfab 5526-025, 1/4" x 250 ft Blue Silicone Heater Hose, .25" (Reel)

Product Details The Flexfab 5526-025 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, crack...

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$ 914.99
$ 914.99 - $ 914.99
$ 914.99
$ 640.49
$ 640.49 - $ 640.49
$ 640.49
Save 30% Save %
Flexfab 5500-225, 2.25" X 3 ft, 3-Ply Green Silicone Coolant Hose, 57mm
Save 20% Save %
$ 75.29
$ 75.29 - $ 75.29
$ 75.29
$ 60.23
$ 60.23 - $ 60.23
$ 60.23

Flexfab 5500-225, 2.25" X 3 ft, 3-Ply Green Silicone Coolant Hose, 57mm

Product Details The Flexfab 5500-225 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

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$ 75.29
$ 75.29 - $ 75.29
$ 75.29
$ 60.23
$ 60.23 - $ 60.23
$ 60.23
Save 20% Save %
Flexfab 5500-175, 1.75" X 3 ft, 3-Ply Green Silicone Coolant Hose, 44mm
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$ 63.29
$ 63.29 - $ 63.29
$ 63.29
$ 50.63
$ 50.63 - $ 50.63
$ 50.63

Flexfab 5500-175, 1.75" X 3 ft, 3-Ply Green Silicone Coolant Hose, 44mm

Product Details The Flexfab 5500-175 is a green silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, ...

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$ 63.29
$ 63.29 - $ 63.29
$ 63.29
$ 50.63
$ 50.63 - $ 50.63
$ 50.63
Save 20% Save %
Flexfab 5500-100, 1.00" X 3 ft, 3-Ply Green Silicone Coolant Hose, 25mm
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$ 43.99
$ 43.99 - $ 43.99
$ 43.99
$ 35.19
$ 35.19 - $ 35.19
$ 35.19

Flexfab 5500-100, 1.00" X 3 ft, 3-Ply Green Silicone Coolant Hose, 25mm

Product Details The Flexfab 5500-100 is a green silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, ...

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$ 43.99
$ 43.99 - $ 43.99
$ 43.99
$ 35.19
$ 35.19 - $ 35.19
$ 35.19
Save 20% Save %
Flexfab 5515-600, 6.00" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 152mm
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$ 227.49
$ 227.49 - $ 227.49
$ 227.49
$ 181.99
$ 181.99 - $ 181.99
$ 181.99

Flexfab 5515-600, 6.00" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 152mm

Product Details The Flexfab 5515-600 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

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$ 227.49
$ 227.49 - $ 227.49
$ 227.49
$ 181.99
$ 181.99 - $ 181.99
$ 181.99
Save 20% Save %
Flexfab 5515-450, 4.50" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 114mm
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$ 153.09
$ 153.09 - $ 153.09
$ 153.09
$ 122.47
$ 122.47 - $ 122.47
$ 122.47

Flexfab 5515-450, 4.50" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 114mm

Product Details The Flexfab 5515-450 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

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$ 153.09
$ 153.09 - $ 153.09
$ 153.09
$ 122.47
$ 122.47 - $ 122.47
$ 122.47
Save 20% Save %
Save 20% Save %
$ 135.09
$ 135.09 - $ 135.09
$ 135.09
$ 108.07
$ 108.07 - $ 108.07
$ 108.07

Flexfab 5515-387, 3.88" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 99mm

FlexFab Series: 5515 Part Number: 5515-387 Inside Diameter (ID): 3.88" (99mm) Outside Diameter (OD): 4.20" (107mm) Hose Length: 3 feet Wall Thick...

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$ 135.09
$ 135.09 - $ 135.09
$ 135.09
$ 108.07
$ 108.07 - $ 108.07
$ 108.07
Save 20% Save %
Flexfab 5515-350, 3.50" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 89mm
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$ 150.59
$ 150.59 - $ 150.59
$ 150.59
$ 120.47
$ 120.47 - $ 120.47
$ 120.47

Flexfab 5515-350, 3.50" X 3 ft, 3-Ply Blue Silicone Coolant Hose, 89mm

Product Details The Flexfab 5515-350 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

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$ 150.59
$ 150.59 - $ 150.59
$ 150.59
$ 120.47
$ 120.47 - $ 120.47
$ 120.47
Save 20% Save %

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