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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 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 511.09
$ 511.09 - $ 511.09
$ 511.09
$ 408.89
$ 408.89 - $ 408.89
$ 408.89

Flexfab 5780-138X12, 1.38" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 35mm

Product Details The Flexfab 5780-138X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 511.09
$ 511.09 - $ 511.09
$ 511.09
$ 408.89
$ 408.89 - $ 408.89
$ 408.89
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Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 127.79
$ 127.79 - $ 127.79
$ 127.79
$ 102.19
$ 102.19 - $ 102.19
$ 102.19

Flexfab 5780-138, 1.38" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 35mm

Product Details The Flexfab 5780-138 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 127.79
$ 127.79 - $ 127.79
$ 127.79
$ 102.19
$ 102.19 - $ 102.19
$ 102.19
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Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 447.39
$ 447.39 - $ 447.39
$ 447.39
$ 357.89
$ 357.89 - $ 357.89
$ 357.89

Flexfab 5780-125X12, 1.25" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 32mm

Product Details The Flexfab 5780-125X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 447.39
$ 447.39 - $ 447.39
$ 447.39
$ 357.89
$ 357.89 - $ 357.89
$ 357.89
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Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 111.89
$ 111.89 - $ 111.89
$ 111.89
$ 89.49
$ 89.49 - $ 89.49
$ 89.49

Flexfab 5780-125, 1.25" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 32mm

Product Details The Flexfab 5780-125 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 111.89
$ 111.89 - $ 111.89
$ 111.89
$ 89.49
$ 89.49 - $ 89.49
$ 89.49
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Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
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$ 104.39
$ 104.39 - $ 104.39
$ 104.39
$ 83.49
$ 83.49 - $ 83.49
$ 83.49

Flexfab 5780-112, 1.13" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 29mm

Product Details The Flexfab 5780-112 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 104.39
$ 104.39 - $ 104.39
$ 104.39
$ 83.49
$ 83.49 - $ 83.49
$ 83.49
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Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 393.39
$ 393.39 - $ 393.39
$ 393.39
$ 314.69
$ 314.69 - $ 314.69
$ 314.69

Flexfab 5780-100X12, 1.00" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 25mm

Product Details The Flexfab 5780-100X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 393.39
$ 393.39 - $ 393.39
$ 393.39
$ 314.69
$ 314.69 - $ 314.69
$ 314.69
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Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 98.39
$ 98.39 - $ 98.39
$ 98.39
$ 78.69
$ 78.69 - $ 78.69
$ 78.69

Flexfab 5780-100, 1.00" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 25mm

Product Details The Flexfab 5780-100 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 98.39
$ 98.39 - $ 98.39
$ 98.39
$ 78.69
$ 78.69 - $ 78.69
$ 78.69
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Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 367.09
$ 367.09 - $ 367.09
$ 367.09
$ 293.69
$ 293.69 - $ 293.69
$ 293.69

Flexfab 5780-087X12, 0.88" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 22mm

Product Details The Flexfab 5780-087X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 367.09
$ 367.09 - $ 367.09
$ 367.09
$ 293.69
$ 293.69 - $ 293.69
$ 293.69
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 91.79
$ 91.79 - $ 91.79
$ 91.79
$ 73.39
$ 73.39 - $ 73.39
$ 73.39

Flexfab 5780-087, 0.88" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 22mm

Product Details The Flexfab 5780-087 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 91.79
$ 91.79 - $ 91.79
$ 91.79
$ 73.39
$ 73.39 - $ 73.39
$ 73.39
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 353.59
$ 353.59 - $ 353.59
$ 353.59
$ 282.89
$ 282.89 - $ 282.89
$ 282.89

Flexfab 5780-075X12, 0.75" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 19mm

Product Details The Flexfab 5780-075X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 353.59
$ 353.59 - $ 353.59
$ 353.59
$ 282.89
$ 282.89 - $ 282.89
$ 282.89
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 88.39
$ 88.39 - $ 88.39
$ 88.39
$ 70.69
$ 70.69 - $ 70.69
$ 70.69

Flexfab 5780-075, 0.75" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 19mm

Product Details The Flexfab 5780-075 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 88.39
$ 88.39 - $ 88.39
$ 88.39
$ 70.69
$ 70.69 - $ 70.69
$ 70.69
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 330.39
$ 330.39 - $ 330.39
$ 330.39
$ 264.29
$ 264.29 - $ 264.29
$ 264.29

Flexfab 5780-062X12, 0.63" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 16mm

Product Details The Flexfab 5780-062X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 330.39
$ 330.39 - $ 330.39
$ 330.39
$ 264.29
$ 264.29 - $ 264.29
$ 264.29
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 82.59
$ 82.59 - $ 82.59
$ 82.59
$ 66.09
$ 66.09 - $ 66.09
$ 66.09

Flexfab 5780-062, 0.63" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 16mm

Product Details The Flexfab 5780-062 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 82.59
$ 82.59 - $ 82.59
$ 82.59
$ 66.09
$ 66.09 - $ 66.09
$ 66.09
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 316.09
$ 316.09 - $ 316.09
$ 316.09
$ 252.89
$ 252.89 - $ 252.89
$ 252.89

Flexfab 5780-050X12, 0.50" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 13mm

Product Details The Flexfab 5780-050X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 316.09
$ 316.09 - $ 316.09
$ 316.09
$ 252.89
$ 252.89 - $ 252.89
$ 252.89
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 78.99
$ 78.99 - $ 78.99
$ 78.99
$ 63.19
$ 63.19 - $ 63.19
$ 63.19

Flexfab 5780-050, 0.50" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 13mm

Product Details The Flexfab 5780-050 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 78.99
$ 78.99 - $ 78.99
$ 78.99
$ 63.19
$ 63.19 - $ 63.19
$ 63.19
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 161.79
$ 161.79 - $ 161.79
$ 161.79
$ 129.39
$ 129.39 - $ 129.39
$ 129.39

Flexfab 5780-038X12, 0.38" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 10mm

Product Details The Flexfab 5780-038X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 161.79
$ 161.79 - $ 161.79
$ 161.79
$ 129.39
$ 129.39 - $ 129.39
$ 129.39
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 69.89
$ 69.89 - $ 69.89
$ 69.89
$ 55.89
$ 55.89 - $ 55.89
$ 55.89

Flexfab 5780-038, 0.38" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 10mm

Product Details The Flexfab 5780-038 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 69.89
$ 69.89 - $ 69.89
$ 69.89
$ 55.89
$ 55.89 - $ 55.89
$ 55.89
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 328.89
$ 328.89 - $ 328.89
$ 328.89
$ 263.09
$ 263.09 - $ 263.09
$ 263.09

Flexfab 5508-600, 6.00" x 3 ft, Wire Reinforced Silicone Coolant Hose, 152mm

Product Details The Flexfab 5508-600 is a green silicone, 2-ply polyester + helical wire hose engineered for demanding engine environments. It resi...

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$ 328.89
$ 328.89 - $ 328.89
$ 328.89
$ 263.09
$ 263.09 - $ 263.09
$ 263.09
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 982.89
$ 982.89 - $ 982.89
$ 982.89
$ 786.29
$ 786.29 - $ 786.29
$ 786.29

Flexfab 5508-400X12, 4.00" x 12 ft, Wire Reinforced Silicone Coolant Hose, 102mm

Product Details The Flexfab 5508-400X12 is a green silicone, 2-ply polyester + helical wire hose engineered for demanding engine environments. It r...

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$ 982.89
$ 982.89 - $ 982.89
$ 982.89
$ 786.29
$ 786.29 - $ 786.29
$ 786.29
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 245.69
$ 245.69 - $ 245.69
$ 245.69
$ 196.59
$ 196.59 - $ 196.59
$ 196.59

Flexfab 5508-400, 4.00" x 3 ft, Wire Reinforced Silicone Coolant Hose, 102mm

Product Details The Flexfab 5508-400 is a green silicone, 2-ply polyester + helical wire hose engineered for demanding engine environments. It resi...

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$ 245.69
$ 245.69 - $ 245.69
$ 245.69
$ 196.59
$ 196.59 - $ 196.59
$ 196.59
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 851.29
$ 851.29 - $ 851.29
$ 851.29
$ 680.99
$ 680.99 - $ 680.99
$ 680.99

Flexfab 5508-350X12, 3.50" x 12 ft, Wire Reinforced Silicone Coolant Hose, 89mm

Product Details The Flexfab 5508-350X12 is a green silicone, 2-ply polyester + helical wire hose engineered for demanding engine environments. It r...

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$ 851.29
$ 851.29 - $ 851.29
$ 851.29
$ 680.99
$ 680.99 - $ 680.99
$ 680.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 212.79
$ 212.79 - $ 212.79
$ 212.79
$ 170.29
$ 170.29 - $ 170.29
$ 170.29

Flexfab 5508-350, 3.50" x 3 ft, Wire Reinforced Silicone Coolant Hose, 89mm

Product Details The Flexfab 5508-350 is a green silicone, 2-ply polyester + helical wire hose engineered for demanding engine environments. It resi...

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$ 212.79
$ 212.79 - $ 212.79
$ 212.79
$ 170.29
$ 170.29 - $ 170.29
$ 170.29
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 806.59
$ 806.59 - $ 806.59
$ 806.59
$ 645.29
$ 645.29 - $ 645.29
$ 645.29

Flexfab 5508-300X12, 3.00" x 12 ft, Wire Reinforced Silicone Coolant Hose, 76mm

Product Details The Flexfab 5508-300X12 is a green silicone, 2-ply polyester + helical wire hose engineered for demanding engine environments. It r...

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$ 806.59
$ 806.59 - $ 806.59
$ 806.59
$ 645.29
$ 645.29 - $ 645.29
$ 645.29
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 201.69
$ 201.69 - $ 201.69
$ 201.69
$ 161.29
$ 161.29 - $ 161.29
$ 161.29

Flexfab 5508-300, 3.00" x 3 ft, Wire Reinforced Silicone Coolant Hose, 76mm

Product Details The Flexfab 5508-300 is a green silicone, 2-ply polyester + helical wire hose engineered for demanding engine environments. It resi...

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$ 201.69
$ 201.69 - $ 201.69
$ 201.69
$ 161.29
$ 161.29 - $ 161.29
$ 161.29
Save 20% Save %

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