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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.

  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 52.99
    $ 52.99 - $ 52.99
    $ 52.99
    $ 42.39
    $ 42.39 - $ 42.39
    $ 42.39

    Flexfab KIT5003D Heater Hose Repair Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT5003D Heater Hose Repair Kit — a complete, ready-to-install kit containing one Flexfab silicone ho...

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    $ 52.99
    $ 52.99 - $ 52.99
    $ 52.99
    $ 42.39
    $ 42.39 - $ 42.39
    $ 42.39
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  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 47.19
    $ 47.19 - $ 47.19
    $ 47.19
    $ 37.79
    $ 37.79 - $ 37.79
    $ 37.79

    Flexfab KIT5002D Heater Hose Repair Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT5002D Heater Hose Repair Kit — a complete, ready-to-install kit containing one Flexfab silicone ho...

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    $ 47.19
    $ 47.19 - $ 47.19
    $ 47.19
    $ 37.79
    $ 37.79 - $ 37.79
    $ 37.79
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  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 46.09
    $ 46.09 - $ 46.09
    $ 46.09
    $ 36.89
    $ 36.89 - $ 36.89
    $ 36.89

    Flexfab KIT5001D Heater Hose Repair Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT5001D Heater Hose Repair Kit — a complete, ready-to-install kit containing one Flexfab silicone ho...

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    $ 46.09
    $ 46.09 - $ 46.09
    $ 46.09
    $ 36.89
    $ 36.89 - $ 36.89
    $ 36.89
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  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 91.89
    $ 91.89 - $ 91.89
    $ 91.89
    $ 73.59
    $ 73.59 - $ 73.59
    $ 73.59

    Flexfab KIT4005D Charge Air (CAC) Hose & Clamp Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT4005D Charge Air (CAC) Hose & Clamp Kit — a complete, ready-to-install kit containing one Flex...

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    $ 91.89
    $ 91.89 - $ 91.89
    $ 91.89
    $ 73.59
    $ 73.59 - $ 73.59
    $ 73.59
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  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 95.39
    $ 95.39 - $ 95.39
    $ 95.39
    $ 76.29
    $ 76.29 - $ 76.29
    $ 76.29

    Flexfab KIT4004D Charge Air (CAC) Hose & Clamp Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT4004D Charge Air (CAC) Hose & Clamp Kit — a complete, ready-to-install kit containing one Flex...

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    $ 95.39
    $ 95.39 - $ 95.39
    $ 95.39
    $ 76.29
    $ 76.29 - $ 76.29
    $ 76.29
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  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 71.39
    $ 71.39 - $ 71.39
    $ 71.39
    $ 57.19
    $ 57.19 - $ 57.19
    $ 57.19

    Flexfab KIT4003D Charge Air (CAC) Hose & Clamp Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT4003D Charge Air (CAC) Hose & Clamp Kit — a complete, ready-to-install kit containing one Flex...

    View full details
    $ 71.39
    $ 71.39 - $ 71.39
    $ 71.39
    $ 57.19
    $ 57.19 - $ 57.19
    $ 57.19
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 79.59
    $ 79.59 - $ 79.59
    $ 79.59
    $ 63.69
    $ 63.69 - $ 63.69
    $ 63.69

    Flexfab KIT4002D Charge Air (CAC) Hose & Clamp Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT4002D Charge Air (CAC) Hose & Clamp Kit — a complete, ready-to-install kit containing one Flex...

    View full details
    $ 79.59
    $ 79.59 - $ 79.59
    $ 79.59
    $ 63.69
    $ 63.69 - $ 63.69
    $ 63.69
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 79.59
    $ 79.59 - $ 79.59
    $ 79.59
    $ 63.69
    $ 63.69 - $ 63.69
    $ 63.69

    Flexfab KIT4001D Charge Air (CAC) Hose & Clamp Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT4001D Charge Air (CAC) Hose & Clamp Kit — a complete, ready-to-install kit containing one Flex...

    View full details
    $ 79.59
    $ 79.59 - $ 79.59
    $ 79.59
    $ 63.69
    $ 63.69 - $ 63.69
    $ 63.69
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 78.79
    $ 78.79 - $ 78.79
    $ 78.79
    $ 62.99
    $ 62.99 - $ 62.99
    $ 62.99

    Flexfab KIT3004 Coolant Hose Repair Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT3004 Coolant Hose Repair Kit — a complete, ready-to-install kit containing one Flexfab silicone ho...

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    $ 78.79
    $ 78.79 - $ 78.79
    $ 78.79
    $ 62.99
    $ 62.99 - $ 62.99
    $ 62.99
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    Save 20% Save %
    $ 71.89
    $ 71.89 - $ 71.89
    $ 71.89
    $ 57.49
    $ 57.49 - $ 57.49
    $ 57.49

    Flexfab KIT3003 Coolant Hose Repair Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT3003 Coolant Hose Repair Kit — a complete, ready-to-install kit containing one Flexfab silicone ho...

    View full details
    $ 71.89
    $ 71.89 - $ 71.89
    $ 71.89
    $ 57.49
    $ 57.49 - $ 57.49
    $ 57.49
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 68.79
    $ 68.79 - $ 68.79
    $ 68.79
    $ 54.99
    $ 54.99 - $ 54.99
    $ 54.99

    Flexfab KIT3002 Coolant Hose Repair Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT3002 Coolant Hose Repair Kit — a complete, ready-to-install kit containing one Flexfab silicone ho...

    View full details
    $ 68.79
    $ 68.79 - $ 68.79
    $ 68.79
    $ 54.99
    $ 54.99 - $ 54.99
    $ 54.99
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 65.59
    $ 65.59 - $ 65.59
    $ 65.59
    $ 52.49
    $ 52.49 - $ 52.49
    $ 52.49

    Flexfab KIT3001 Coolant Hose Repair Kit — 1 Hose + 2 Clamps, Silicone

    In stock

    Make a fast, reliable repair with the Flexfab KIT3001 Coolant Hose Repair Kit — a complete, ready-to-install kit containing one Flexfab silicone ho...

    View full details
    $ 65.59
    $ 65.59 - $ 65.59
    $ 65.59
    $ 52.49
    $ 52.49 - $ 52.49
    $ 52.49
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 227.39
    $ 227.39 - $ 227.39
    $ 227.39
    $ 181.99
    $ 181.99 - $ 181.99
    $ 181.99

    Flexfab 5500-600, 6.00" x 3 ft, 3-Ply Green Silicone Coolant Hose, 152mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-600 is a 3-ply g...

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    $ 227.39
    $ 227.39 - $ 227.39
    $ 227.39
    $ 181.99
    $ 181.99 - $ 181.99
    $ 181.99
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  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 196.69
    $ 196.69 - $ 196.69
    $ 196.69
    $ 157.39
    $ 157.39 - $ 157.39
    $ 157.39

    Flexfab 5500-500, 5.00" x 3 ft, 3-Ply Green Silicone Coolant Hose, 127mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-500 is a 3-ply g...

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    $ 196.69
    $ 196.69 - $ 196.69
    $ 196.69
    $ 157.39
    $ 157.39 - $ 157.39
    $ 157.39
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 183.79
    $ 183.79 - $ 183.79
    $ 183.79
    $ 146.99
    $ 146.99 - $ 146.99
    $ 146.99

    Flexfab 5500-450, 4.50" x 3 ft, 3-Ply Green Silicone Coolant Hose, 114mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-450 is a 3-ply g...

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    $ 183.79
    $ 183.79 - $ 183.79
    $ 183.79
    $ 146.99
    $ 146.99 - $ 146.99
    $ 146.99
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  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 177.49
    $ 177.49 - $ 177.49
    $ 177.49
    $ 141.99
    $ 141.99 - $ 141.99
    $ 141.99

    Flexfab 5500-400, 4.00" x 3 ft, 3-Ply Green Silicone Coolant Hose, 102mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-400 is a 3-ply g...

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    $ 177.49
    $ 177.49 - $ 177.49
    $ 177.49
    $ 141.99
    $ 141.99 - $ 141.99
    $ 141.99
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 151.29
    $ 151.29 - $ 151.29
    $ 151.29
    $ 120.99
    $ 120.99 - $ 120.99
    $ 120.99

    Flexfab 5500-375, 3.75" x 3 ft, 3-Ply Green Silicone Coolant Hose, 95mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-375 is a 3-ply g...

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    $ 151.29
    $ 151.29 - $ 151.29
    $ 151.29
    $ 120.99
    $ 120.99 - $ 120.99
    $ 120.99
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    Save 20% Save %
    $ 151.29
    $ 151.29 - $ 151.29
    $ 151.29
    $ 120.99
    $ 120.99 - $ 120.99
    $ 120.99

    Flexfab 5500-350, 3.50" x 3 ft, 3-Ply Green Silicone Coolant Hose, 89mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-350 is a 3-ply g...

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    $ 151.29
    $ 151.29 - $ 151.29
    $ 151.29
    $ 120.99
    $ 120.99 - $ 120.99
    $ 120.99
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 146.29
    $ 146.29 - $ 146.29
    $ 146.29
    $ 116.99
    $ 116.99 - $ 116.99
    $ 116.99

    Flexfab 5500-338, 3.38" x 3 ft, 3-Ply Green Silicone Coolant Hose, 86mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-338 is a 3-ply g...

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    $ 146.29
    $ 146.29 - $ 146.29
    $ 146.29
    $ 116.99
    $ 116.99 - $ 116.99
    $ 116.99
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  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 137.49
    $ 137.49 - $ 137.49
    $ 137.49
    $ 109.99
    $ 109.99 - $ 109.99
    $ 109.99

    Flexfab 5500-325, 3.25" x 3 ft, 3-Ply Green Silicone Coolant Hose, 83mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-325 is a 3-ply g...

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    $ 137.49
    $ 137.49 - $ 137.49
    $ 137.49
    $ 109.99
    $ 109.99 - $ 109.99
    $ 109.99
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    Save 20% Save %
    $ 137.49
    $ 137.49 - $ 137.49
    $ 137.49
    $ 109.99
    $ 109.99 - $ 109.99
    $ 109.99

    Flexfab 5500-312, 3.13" x 3 ft, 3-Ply Green Silicone Coolant Hose, 80mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-312 is a 3-ply g...

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    $ 137.49
    $ 137.49 - $ 137.49
    $ 137.49
    $ 109.99
    $ 109.99 - $ 109.99
    $ 109.99
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  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 127.49
    $ 127.49 - $ 127.49
    $ 127.49
    $ 101.99
    $ 101.99 - $ 101.99
    $ 101.99

    Flexfab 5500-275, 2.75" x 3 ft, 3-Ply Green Silicone Coolant Hose, 70mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-275 is a 3-ply g...

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    $ 127.49
    $ 127.49 - $ 127.49
    $ 127.49
    $ 101.99
    $ 101.99 - $ 101.99
    $ 101.99
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  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 122.49
    $ 122.49 - $ 122.49
    $ 122.49
    $ 97.99
    $ 97.99 - $ 97.99
    $ 97.99

    Flexfab 5500-262, 2.63" x 3 ft, 3-Ply Green Silicone Coolant Hose, 67mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-262 is a 3-ply g...

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    $ 122.49
    $ 122.49 - $ 122.49
    $ 122.49
    $ 97.99
    $ 97.99 - $ 97.99
    $ 97.99
    Save 20% Save %
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
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    $ 112.49
    $ 112.49 - $ 112.49
    $ 112.49
    $ 89.99
    $ 89.99 - $ 89.99
    $ 89.99

    Flexfab 5500-250, 2.50" x 3 ft, 3-Ply Green Silicone Coolant Hose, 64mm

    In stock

    A versatile heavy-duty coolant hose for diesel, automotive, marine, agricultural, and industrial cooling systems, the Flexfab 5500-250 is a 3-ply g...

    View full details
    $ 112.49
    $ 112.49 - $ 112.49
    $ 112.49
    $ 89.99
    $ 89.99 - $ 89.99
    $ 89.99
    Save 20% Save %