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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 %
$ 9,278.00
$ 9,278.00 - $ 9,278.00
$ 9,278.00
$ 7,421.00
$ 7,421.00 - $ 7,421.00
$ 7,421.00

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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$ 9,278.00
$ 9,278.00 - $ 9,278.00
$ 9,278.00
$ 7,421.00
$ 7,421.00 - $ 7,421.00
$ 7,421.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 2,320.00
$ 2,320.00 - $ 2,320.00
$ 2,320.00
$ 1,856.00
$ 1,856.00 - $ 1,856.00
$ 1,856.00

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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$ 2,320.00
$ 2,320.00 - $ 2,320.00
$ 2,320.00
$ 1,856.00
$ 1,856.00 - $ 1,856.00
$ 1,856.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 6,912.00
$ 6,912.00 - $ 6,912.00
$ 6,912.00
$ 5,530.00
$ 5,530.00 - $ 5,530.00
$ 5,530.00

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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$ 6,912.00
$ 6,912.00 - $ 6,912.00
$ 6,912.00
$ 5,530.00
$ 5,530.00 - $ 5,530.00
$ 5,530.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 1,729.00
$ 1,729.00 - $ 1,729.00
$ 1,729.00
$ 1,382.00
$ 1,382.00 - $ 1,382.00
$ 1,382.00

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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$ 1,729.00
$ 1,729.00 - $ 1,729.00
$ 1,729.00
$ 1,382.00
$ 1,382.00 - $ 1,382.00
$ 1,382.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,580.00
$ 8,580.00 - $ 8,580.00
$ 8,580.00
$ 6,864.00
$ 6,864.00 - $ 6,864.00
$ 6,864.00

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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$ 8,580.00
$ 8,580.00 - $ 8,580.00
$ 8,580.00
$ 6,864.00
$ 6,864.00 - $ 6,864.00
$ 6,864.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,145.00
$ 2,145.00 - $ 2,145.00
$ 2,145.00
$ 1,717.00
$ 1,717.00 - $ 1,717.00
$ 1,717.00

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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$ 2,145.00
$ 2,145.00 - $ 2,145.00
$ 2,145.00
$ 1,717.00
$ 1,717.00 - $ 1,717.00
$ 1,717.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,255.00
$ 8,255.00 - $ 8,255.00
$ 8,255.00
$ 6,604.00
$ 6,604.00 - $ 6,604.00
$ 6,604.00

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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$ 8,255.00
$ 8,255.00 - $ 8,255.00
$ 8,255.00
$ 6,604.00
$ 6,604.00 - $ 6,604.00
$ 6,604.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,064.00
$ 2,064.00 - $ 2,064.00
$ 2,064.00
$ 1,651.00
$ 1,651.00 - $ 1,651.00
$ 1,651.00

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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$ 2,064.00
$ 2,064.00 - $ 2,064.00
$ 2,064.00
$ 1,651.00
$ 1,651.00 - $ 1,651.00
$ 1,651.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,209.00
$ 8,209.00 - $ 8,209.00
$ 8,209.00
$ 6,567.00
$ 6,567.00 - $ 6,567.00
$ 6,567.00

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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$ 8,209.00
$ 8,209.00 - $ 8,209.00
$ 8,209.00
$ 6,567.00
$ 6,567.00 - $ 6,567.00
$ 6,567.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,053.00
$ 2,053.00 - $ 2,053.00
$ 2,053.00
$ 1,642.00
$ 1,642.00 - $ 1,642.00
$ 1,642.00

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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$ 2,053.00
$ 2,053.00 - $ 2,053.00
$ 2,053.00
$ 1,642.00
$ 1,642.00 - $ 1,642.00
$ 1,642.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,829.00
$ 6,829.00 - $ 6,829.00
$ 6,829.00
$ 5,463.00
$ 5,463.00 - $ 5,463.00
$ 5,463.00

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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$ 6,829.00
$ 6,829.00 - $ 6,829.00
$ 6,829.00
$ 5,463.00
$ 5,463.00 - $ 5,463.00
$ 5,463.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,340.00
$ 7,340.00 - $ 7,340.00
$ 7,340.00
$ 5,871.00
$ 5,871.00 - $ 5,871.00
$ 5,871.00

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...

View full details
$ 7,340.00
$ 7,340.00 - $ 7,340.00
$ 7,340.00
$ 5,871.00
$ 5,871.00 - $ 5,871.00
$ 5,871.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,835.00
$ 1,835.00 - $ 1,835.00
$ 1,835.00
$ 1,469.00
$ 1,469.00 - $ 1,469.00
$ 1,469.00

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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$ 1,835.00
$ 1,835.00 - $ 1,835.00
$ 1,835.00
$ 1,469.00
$ 1,469.00 - $ 1,469.00
$ 1,469.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,257.00
$ 7,257.00 - $ 7,257.00
$ 7,257.00
$ 5,806.00
$ 5,806.00 - $ 5,806.00
$ 5,806.00

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...

View full details
$ 7,257.00
$ 7,257.00 - $ 7,257.00
$ 7,257.00
$ 5,806.00
$ 5,806.00 - $ 5,806.00
$ 5,806.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,814.00
$ 1,814.00 - $ 1,814.00
$ 1,814.00
$ 1,451.00
$ 1,451.00 - $ 1,451.00
$ 1,451.00

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...

View full details
$ 1,814.00
$ 1,814.00 - $ 1,814.00
$ 1,814.00
$ 1,451.00
$ 1,451.00 - $ 1,451.00
$ 1,451.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,655.00
$ 6,655.00 - $ 6,655.00
$ 6,655.00
$ 5,325.00
$ 5,325.00 - $ 5,325.00
$ 5,325.00

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...

View full details
$ 6,655.00
$ 6,655.00 - $ 6,655.00
$ 6,655.00
$ 5,325.00
$ 5,325.00 - $ 5,325.00
$ 5,325.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,664.00
$ 1,664.00 - $ 1,664.00
$ 1,664.00
$ 1,331.00
$ 1,331.00 - $ 1,331.00
$ 1,331.00

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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$ 1,664.00
$ 1,664.00 - $ 1,664.00
$ 1,664.00
$ 1,331.00
$ 1,331.00 - $ 1,331.00
$ 1,331.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,305.00
$ 6,305.00 - $ 6,305.00
$ 6,305.00
$ 5,043.00
$ 5,043.00 - $ 5,043.00
$ 5,043.00

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...

View full details
$ 6,305.00
$ 6,305.00 - $ 6,305.00
$ 6,305.00
$ 5,043.00
$ 5,043.00 - $ 5,043.00
$ 5,043.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,572.00
$ 1,572.00 - $ 1,572.00
$ 1,572.00
$ 1,257.00
$ 1,257.00 - $ 1,257.00
$ 1,257.00

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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$ 1,572.00
$ 1,572.00 - $ 1,572.00
$ 1,572.00
$ 1,257.00
$ 1,257.00 - $ 1,257.00
$ 1,257.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,039.00
$ 6,039.00 - $ 6,039.00
$ 6,039.00
$ 4,831.00
$ 4,831.00 - $ 4,831.00
$ 4,831.00

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...

View full details
$ 6,039.00
$ 6,039.00 - $ 6,039.00
$ 6,039.00
$ 4,831.00
$ 4,831.00 - $ 4,831.00
$ 4,831.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,510.00
$ 1,510.00 - $ 1,510.00
$ 1,510.00
$ 1,209.00
$ 1,209.00 - $ 1,209.00
$ 1,209.00

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...

View full details
$ 1,510.00
$ 1,510.00 - $ 1,510.00
$ 1,510.00
$ 1,209.00
$ 1,209.00 - $ 1,209.00
$ 1,209.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 5,748.00
$ 5,748.00 - $ 5,748.00
$ 5,748.00
$ 4,597.00
$ 4,597.00 - $ 4,597.00
$ 4,597.00

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...

View full details
$ 5,748.00
$ 5,748.00 - $ 5,748.00
$ 5,748.00
$ 4,597.00
$ 4,597.00 - $ 4,597.00
$ 4,597.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 5,461.00
$ 5,461.00 - $ 5,461.00
$ 5,461.00
$ 4,369.00
$ 4,369.00 - $ 4,369.00
$ 4,369.00

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...

View full details
$ 5,461.00
$ 5,461.00 - $ 5,461.00
$ 5,461.00
$ 4,369.00
$ 4,369.00 - $ 4,369.00
$ 4,369.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,366.00
$ 1,366.00 - $ 1,366.00
$ 1,366.00
$ 1,092.00
$ 1,092.00 - $ 1,092.00
$ 1,092.00

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...

View full details
$ 1,366.00
$ 1,366.00 - $ 1,366.00
$ 1,366.00
$ 1,092.00
$ 1,092.00 - $ 1,092.00
$ 1,092.00
Save 20% Save %

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