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Flexfab 5581 Blue 4-Ply Coolant Hose

The Flexfab 5581 series is 4-ply blue silicone coolant hose, with an extra ply for added strength in high-pressure and large-diameter cooling applications.

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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 %
$ 524.29
$ 524.29 - $ 524.29
$ 524.29
$ 419.39
$ 419.39 - $ 419.39
$ 419.39

Flexfab 5581-275X12, 2.75" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 70mm

Product Details The Flexfab 5581-275X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 524.29
$ 524.29 - $ 524.29
$ 524.29
$ 419.39
$ 419.39 - $ 419.39
$ 419.39
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 131.09
$ 131.09 - $ 131.09
$ 131.09
$ 104.89
$ 104.89 - $ 104.89
$ 104.89

Flexfab 5581-275, 2.75" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 70mm

Product Details The Flexfab 5581-275 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 131.09
$ 131.09 - $ 131.09
$ 131.09
$ 104.89
$ 104.89 - $ 104.89
$ 104.89
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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 %
$ 390.59
$ 390.59 - $ 390.59
$ 390.59
$ 312.49
$ 312.49 - $ 312.49
$ 312.49

Flexfab 5581-262X12, 2.63" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 67mm

Product Details The Flexfab 5581-262X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 390.59
$ 390.59 - $ 390.59
$ 390.59
$ 312.49
$ 312.49 - $ 312.49
$ 312.49
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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 %
$ 97.69
$ 97.69 - $ 97.69
$ 97.69
$ 78.09
$ 78.09 - $ 78.09
$ 78.09

Flexfab 5581-262, 2.63" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 67mm

Product Details The Flexfab 5581-262 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 97.69
$ 97.69 - $ 97.69
$ 97.69
$ 78.09
$ 78.09 - $ 78.09
$ 78.09
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 484.89
$ 484.89 - $ 484.89
$ 484.89
$ 387.89
$ 387.89 - $ 387.89
$ 387.89

Flexfab 5581-250X12, 2.50" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 64mm

Product Details The Flexfab 5581-250X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 484.89
$ 484.89 - $ 484.89
$ 484.89
$ 387.89
$ 387.89 - $ 387.89
$ 387.89
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 121.19
$ 121.19 - $ 121.19
$ 121.19
$ 96.99
$ 96.99 - $ 96.99
$ 96.99

Flexfab 5581-250, 2.50" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 64mm

Product Details The Flexfab 5581-250 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 121.19
$ 121.19 - $ 121.19
$ 121.19
$ 96.99
$ 96.99 - $ 96.99
$ 96.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 466.49
$ 466.49 - $ 466.49
$ 466.49
$ 373.19
$ 373.19 - $ 373.19
$ 373.19

Flexfab 5581-238X12, 2.38" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 60mm

Product Details The Flexfab 5581-238X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 466.49
$ 466.49 - $ 466.49
$ 466.49
$ 373.19
$ 373.19 - $ 373.19
$ 373.19
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 116.59
$ 116.59 - $ 116.59
$ 116.59
$ 93.29
$ 93.29 - $ 93.29
$ 93.29

Flexfab 5581-238, 2.38" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 60mm

Product Details The Flexfab 5581-238 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 116.59
$ 116.59 - $ 116.59
$ 116.59
$ 93.29
$ 93.29 - $ 93.29
$ 93.29
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 463.89
$ 463.89 - $ 463.89
$ 463.89
$ 371.09
$ 371.09 - $ 371.09
$ 371.09

Flexfab 5581-225X12, 2.25" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 57mm

Product Details The Flexfab 5581-225X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 463.89
$ 463.89 - $ 463.89
$ 463.89
$ 371.09
$ 371.09 - $ 371.09
$ 371.09
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 115.99
$ 115.99 - $ 115.99
$ 115.99
$ 92.79
$ 92.79 - $ 92.79
$ 92.79

Flexfab 5581-225, 2.25" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 57mm

Product Details The Flexfab 5581-225 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 115.99
$ 115.99 - $ 115.99
$ 115.99
$ 92.79
$ 92.79 - $ 92.79
$ 92.79
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 385.89
$ 385.89 - $ 385.89
$ 385.89
$ 308.69
$ 308.69 - $ 308.69
$ 308.69

Flexfab 5581-212X12, 2.13" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 54mm

Product Details The Flexfab 5581-212X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 385.89
$ 385.89 - $ 385.89
$ 385.89
$ 308.69
$ 308.69 - $ 308.69
$ 308.69
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 414.79
$ 414.79 - $ 414.79
$ 414.79
$ 331.79
$ 331.79 - $ 331.79
$ 331.79

Flexfab 5581-200X12, 2.00" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 51mm

Product Details The Flexfab 5581-200X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 414.79
$ 414.79 - $ 414.79
$ 414.79
$ 331.79
$ 331.79 - $ 331.79
$ 331.79
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 103.69
$ 103.69 - $ 103.69
$ 103.69
$ 82.99
$ 82.99 - $ 82.99
$ 82.99

Flexfab 5581-200, 2.00" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 51mm

Product Details The Flexfab 5581-200 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 103.69
$ 103.69 - $ 103.69
$ 103.69
$ 82.99
$ 82.99 - $ 82.99
$ 82.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 410.09
$ 410.09 - $ 410.09
$ 410.09
$ 328.09
$ 328.09 - $ 328.09
$ 328.09

Flexfab 5581-187X12, 1.88" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 48mm

Product Details The Flexfab 5581-187X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 410.09
$ 410.09 - $ 410.09
$ 410.09
$ 328.09
$ 328.09 - $ 328.09
$ 328.09
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 102.49
$ 102.49 - $ 102.49
$ 102.49
$ 81.99
$ 81.99 - $ 81.99
$ 81.99

Flexfab 5581-187, 1.88" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 48mm

Product Details The Flexfab 5581-187 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 102.49
$ 102.49 - $ 102.49
$ 102.49
$ 81.99
$ 81.99 - $ 81.99
$ 81.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 376.09
$ 376.09 - $ 376.09
$ 376.09
$ 300.89
$ 300.89 - $ 300.89
$ 300.89

Flexfab 5581-175X12, 1.75" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 44mm

Product Details The Flexfab 5581-175X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 376.09
$ 376.09 - $ 376.09
$ 376.09
$ 300.89
$ 300.89 - $ 300.89
$ 300.89
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 93.99
$ 93.99 - $ 93.99
$ 93.99
$ 75.19
$ 75.19 - $ 75.19
$ 75.19

Flexfab 5581-175, 1.75" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 44mm

Product Details The Flexfab 5581-175 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 93.99
$ 93.99 - $ 93.99
$ 93.99
$ 75.19
$ 75.19 - $ 75.19
$ 75.19
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 356.29
$ 356.29 - $ 356.29
$ 356.29
$ 284.99
$ 284.99 - $ 284.99
$ 284.99

Flexfab 5581-162X12, 1.63" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 41mm

Product Details The Flexfab 5581-162X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 356.29
$ 356.29 - $ 356.29
$ 356.29
$ 284.99
$ 284.99 - $ 284.99
$ 284.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 88.79
$ 88.79 - $ 88.79
$ 88.79
$ 70.99
$ 70.99 - $ 70.99
$ 70.99

Flexfab 5581-162, 1.63" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 41mm

Product Details The Flexfab 5581-162 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 88.79
$ 88.79 - $ 88.79
$ 88.79
$ 70.99
$ 70.99 - $ 70.99
$ 70.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 341.29
$ 341.29 - $ 341.29
$ 341.29
$ 272.99
$ 272.99 - $ 272.99
$ 272.99

Flexfab 5581-150X12, 1.50" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 38mm

Product Details The Flexfab 5581-150X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 341.29
$ 341.29 - $ 341.29
$ 341.29
$ 272.99
$ 272.99 - $ 272.99
$ 272.99
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 85.29
$ 85.29 - $ 85.29
$ 85.29
$ 68.29
$ 68.29 - $ 68.29
$ 68.29

Flexfab 5581-150, 1.50" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 38mm

Product Details The Flexfab 5581-150 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 85.29
$ 85.29 - $ 85.29
$ 85.29
$ 68.29
$ 68.29 - $ 68.29
$ 68.29
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 324.79
$ 324.79 - $ 324.79
$ 324.79
$ 259.79
$ 259.79 - $ 259.79
$ 259.79

Flexfab 5581-138X12, 1.38" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 35mm

Product Details The Flexfab 5581-138X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 324.79
$ 324.79 - $ 324.79
$ 324.79
$ 259.79
$ 259.79 - $ 259.79
$ 259.79
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 308.59
$ 308.59 - $ 308.59
$ 308.59
$ 246.89
$ 246.89 - $ 246.89
$ 246.89

Flexfab 5581-125X12, 1.25" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 32mm

Product Details The Flexfab 5581-125X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 308.59
$ 308.59 - $ 308.59
$ 308.59
$ 246.89
$ 246.89 - $ 246.89
$ 246.89
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 77.19
$ 77.19 - $ 77.19
$ 77.19
$ 61.69
$ 61.69 - $ 61.69
$ 61.69

Flexfab 5581-125, 1.25" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 32mm

Product Details The Flexfab 5581-125 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 77.19
$ 77.19 - $ 77.19
$ 77.19
$ 61.69
$ 61.69 - $ 61.69
$ 61.69
Save 20% Save %

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