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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 %
$ 2,312.49
$ 2,312.49 - $ 2,312.49
$ 2,312.49
$ 1,849.99
$ 1,849.99 - $ 1,849.99
$ 1,849.99

Flexfab 5526-050x500, 1/2" ID x 500 ft Spool Blue Silicone Heater Hose, 13mm 350F Radiator Coolant

Product Details The Flexfab 5526-050x500 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, c...

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$ 2,312.49
$ 2,312.49 - $ 2,312.49
$ 2,312.49
$ 1,849.99
$ 1,849.99 - $ 1,849.99
$ 1,849.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 1,156.29
$ 1,156.29 - $ 1,156.29
$ 1,156.29
$ 924.99
$ 924.99 - $ 924.99
$ 924.99

Flexfab 5526-050x250, 1/2" ID x 250 ft Spool Blue Silicone Heater Hose, 13mm 350F Radiator Coolant

Product Details The Flexfab 5526-050x250 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, c...

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$ 1,156.29
$ 1,156.29 - $ 1,156.29
$ 1,156.29
$ 924.99
$ 924.99 - $ 924.99
$ 924.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 245.29
$ 245.29 - $ 245.29
$ 245.29
$ 196.29
$ 196.29 - $ 196.29
$ 196.29

Flexfab 5526-050x50, 1/2" ID x 50 ft Box Blue Silicone Heater Hose, 13mm 350F Radiator Coolant

Product Details The Flexfab 5526-050x50 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

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$ 245.29
$ 245.29 - $ 245.29
$ 245.29
$ 196.29
$ 196.29 - $ 196.29
$ 196.29
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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 %
$ 133.59
$ 133.59 - $ 133.59
$ 133.59
$ 106.89
$ 106.89 - $ 106.89
$ 106.89

Flexfab 5526-050x25, 1/2" ID x 25 ft Box Blue Silicone Heater Hose, 13mm 350F Radiator Coolant

Product Details The Flexfab 5526-050x25 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

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$ 133.59
$ 133.59 - $ 133.59
$ 133.59
$ 106.89
$ 106.89 - $ 106.89
$ 106.89
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,418.79
$ 2,418.79 - $ 2,418.79
$ 2,418.79
$ 1,934.99
$ 1,934.99 - $ 1,934.99
$ 1,934.99

Flexfab 5526-038x600, 3/8" ID x 600 ft Spool Blue Silicone Heater Hose, 10mm 350F Radiator Coolant

Product Details The Flexfab 5526-038x600 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, c...

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$ 2,418.79
$ 2,418.79 - $ 2,418.79
$ 2,418.79
$ 1,934.99
$ 1,934.99 - $ 1,934.99
$ 1,934.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,007.79
$ 1,007.79 - $ 1,007.79
$ 1,007.79
$ 806.29
$ 806.29 - $ 806.29
$ 806.29

Flexfab 5526-038x250, 3/8" ID x 250 ft Spool Blue Silicone Heater Hose, 10mm 350F Radiator Coolant

Product Details The Flexfab 5526-038x250 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 1,007.79
$ 1,007.79 - $ 1,007.79
$ 1,007.79
$ 806.29
$ 806.29 - $ 806.29
$ 806.29
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 217.19
$ 217.19 - $ 217.19
$ 217.19
$ 173.79
$ 173.79 - $ 173.79
$ 173.79

Flexfab 5526-038x50, 3/8" ID x 50 ft Box Blue Silicone Heater Hose, 10mm 350F Radiator Coolant

Product Details The Flexfab 5526-038x50 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

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$ 217.19
$ 217.19 - $ 217.19
$ 217.19
$ 173.79
$ 173.79 - $ 173.79
$ 173.79
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 122.69
$ 122.69 - $ 122.69
$ 122.69
$ 98.09
$ 98.09 - $ 98.09
$ 98.09

Flexfab 5526-038x25, 3/8" ID x 25 ft Box Blue Silicone Heater Hose, 10mm 350F Radiator Coolant

Product Details The Flexfab 5526-038x25 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

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$ 122.69
$ 122.69 - $ 122.69
$ 122.69
$ 98.09
$ 98.09 - $ 98.09
$ 98.09
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 110.89
$ 110.89 - $ 110.89
$ 110.89
$ 88.79
$ 88.79 - $ 88.79
$ 88.79

Flexfab 5526-031x25, 5/16" ID x 25 ft Box Blue Silicone Heater Hose, 8mm 350F Radiator Coolant

Product Details The Flexfab 5526-031x25 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

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$ 110.89
$ 110.89 - $ 110.89
$ 110.89
$ 88.79
$ 88.79 - $ 88.79
$ 88.79
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 3,049.99
$ 3,049.99 - $ 3,049.99
$ 3,049.99
$ 2,439.99
$ 2,439.99 - $ 2,439.99
$ 2,439.99

Flexfab 5526-025x800, 1/4" ID x 800 ft Spool Blue Silicone Heater Hose, 6mm 350F Radiator Coolant

Product Details The Flexfab 5526-025x800 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, c...

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$ 3,049.99
$ 3,049.99 - $ 3,049.99
$ 3,049.99
$ 2,439.99
$ 2,439.99 - $ 2,439.99
$ 2,439.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 953.09
$ 953.09 - $ 953.09
$ 953.09
$ 762.49
$ 762.49 - $ 762.49
$ 762.49

Flexfab 5526-025x250, 1/4" ID x 250 ft Spool Blue Silicone Heater Hose, 6mm 350F Radiator Coolant

Product Details The Flexfab 5526-025x250 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 953.09
$ 953.09 - $ 953.09
$ 953.09
$ 762.49
$ 762.49 - $ 762.49
$ 762.49
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 195.29
$ 195.29 - $ 195.29
$ 195.29
$ 156.29
$ 156.29 - $ 156.29
$ 156.29

Flexfab 5526-025x50, 1/4" ID x 50 ft Box Blue Silicone Heater Hose, 6mm 350F Radiator Coolant

Product Details The Flexfab 5526-025x50 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

View full details
$ 195.29
$ 195.29 - $ 195.29
$ 195.29
$ 156.29
$ 156.29 - $ 156.29
$ 156.29
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 103.89
$ 103.89 - $ 103.89
$ 103.89
$ 83.09
$ 83.09 - $ 83.09
$ 83.09

Flexfab 5526-025x25, 1/4" ID x 25 ft Box Blue Silicone Heater Hose, 6mm 350F Radiator Coolant

Product Details The Flexfab 5526-025x25 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

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$ 103.89
$ 103.89 - $ 103.89
$ 103.89
$ 83.09
$ 83.09 - $ 83.09
$ 83.09
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 289.09
$ 289.09 - $ 289.09
$ 289.09
$ 231.29
$ 231.29 - $ 231.29
$ 231.29

Flexfab 5780-300, 3.00" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 76mm

Product Details The Flexfab 5780-300 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 289.09
$ 289.09 - $ 289.09
$ 289.09
$ 231.29
$ 231.29 - $ 231.29
$ 231.29
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 271.09
$ 271.09 - $ 271.09
$ 271.09
$ 216.89
$ 216.89 - $ 216.89
$ 216.89

Flexfab 5780-275, 2.75" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 70mm

Product Details The Flexfab 5780-275 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 271.09
$ 271.09 - $ 271.09
$ 271.09
$ 216.89
$ 216.89 - $ 216.89
$ 216.89
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 263.19
$ 263.19 - $ 263.19
$ 263.19
$ 210.49
$ 210.49 - $ 210.49
$ 210.49

Flexfab 5780-262, 2.63" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 67mm

Product Details The Flexfab 5780-262 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 263.19
$ 263.19 - $ 263.19
$ 263.19
$ 210.49
$ 210.49 - $ 210.49
$ 210.49
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 838.09
$ 838.09 - $ 838.09
$ 838.09
$ 670.49
$ 670.49 - $ 670.49
$ 670.49

Flexfab 5780-250X12, 2.50" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 64mm

Product Details The Flexfab 5780-250X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 838.09
$ 838.09 - $ 838.09
$ 838.09
$ 670.49
$ 670.49 - $ 670.49
$ 670.49
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 209.49
$ 209.49 - $ 209.49
$ 209.49
$ 167.59
$ 167.59 - $ 167.59
$ 167.59

Flexfab 5780-250, 2.50" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 64mm

Product Details The Flexfab 5780-250 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 209.49
$ 209.49 - $ 209.49
$ 209.49
$ 167.59
$ 167.59 - $ 167.59
$ 167.59
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 766.89
$ 766.89 - $ 766.89
$ 766.89
$ 613.49
$ 613.49 - $ 613.49
$ 613.49

Flexfab 5780-225X12, 2.25" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 57mm

Product Details The Flexfab 5780-225X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 766.89
$ 766.89 - $ 766.89
$ 766.89
$ 613.49
$ 613.49 - $ 613.49
$ 613.49
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 191.69
$ 191.69 - $ 191.69
$ 191.69
$ 153.39
$ 153.39 - $ 153.39
$ 153.39

Flexfab 5780-225, 2.25" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 57mm

Product Details The Flexfab 5780-225 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 191.69
$ 191.69 - $ 191.69
$ 191.69
$ 153.39
$ 153.39 - $ 153.39
$ 153.39
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 699.79
$ 699.79 - $ 699.79
$ 699.79
$ 559.79
$ 559.79 - $ 559.79
$ 559.79

Flexfab 5780-200X12, 2.00" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 51mm

Product Details The Flexfab 5780-200X12 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardeni...

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$ 699.79
$ 699.79 - $ 699.79
$ 699.79
$ 559.79
$ 559.79 - $ 559.79
$ 559.79
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 174.89
$ 174.89 - $ 174.89
$ 174.89
$ 139.99
$ 139.99 - $ 139.99
$ 139.99

Flexfab 5780-200, 2.00" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 51mm

Product Details The Flexfab 5780-200 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 174.89
$ 174.89 - $ 174.89
$ 174.89
$ 139.99
$ 139.99 - $ 139.99
$ 139.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 156.79
$ 156.79 - $ 156.79
$ 156.79
$ 125.39
$ 125.39 - $ 125.39
$ 125.39

Flexfab 5780-175, 1.75" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 44mm

Product Details The Flexfab 5780-175 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 156.79
$ 156.79 - $ 156.79
$ 156.79
$ 125.39
$ 125.39 - $ 125.39
$ 125.39
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 138.49
$ 138.49 - $ 138.49
$ 138.49
$ 110.79
$ 110.79 - $ 110.79
$ 110.79

Flexfab 5780-150, 1.50" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 38mm

Product Details The Flexfab 5780-150 is a red silicone + meta-aramid 4-ply hose engineered for demanding engine environments. It resists hardening,...

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$ 138.49
$ 138.49 - $ 138.49
$ 138.49
$ 110.79
$ 110.79 - $ 110.79
$ 110.79
Save 20% Save %

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