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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 %
$ 9,029.00
$ 9,029.00 - $ 9,029.00
$ 9,029.00
$ 7,223.00
$ 7,223.00 - $ 7,223.00
$ 7,223.00

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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$ 9,029.00
$ 9,029.00 - $ 9,029.00
$ 9,029.00
$ 7,223.00
$ 7,223.00 - $ 7,223.00
$ 7,223.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 2,258.00
$ 2,258.00 - $ 2,258.00
$ 2,258.00
$ 1,807.00
$ 1,807.00 - $ 1,807.00
$ 1,807.00

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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$ 2,258.00
$ 2,258.00 - $ 2,258.00
$ 2,258.00
$ 1,807.00
$ 1,807.00 - $ 1,807.00
$ 1,807.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 6,727.00
$ 6,727.00 - $ 6,727.00
$ 6,727.00
$ 5,382.00
$ 5,382.00 - $ 5,382.00
$ 5,382.00

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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$ 6,727.00
$ 6,727.00 - $ 6,727.00
$ 6,727.00
$ 5,382.00
$ 5,382.00 - $ 5,382.00
$ 5,382.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 1,683.00
$ 1,683.00 - $ 1,683.00
$ 1,683.00
$ 1,345.00
$ 1,345.00 - $ 1,345.00
$ 1,345.00

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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$ 1,683.00
$ 1,683.00 - $ 1,683.00
$ 1,683.00
$ 1,345.00
$ 1,345.00 - $ 1,345.00
$ 1,345.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,351.00
$ 8,351.00 - $ 8,351.00
$ 8,351.00
$ 6,680.00
$ 6,680.00 - $ 6,680.00
$ 6,680.00

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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$ 8,351.00
$ 8,351.00 - $ 8,351.00
$ 8,351.00
$ 6,680.00
$ 6,680.00 - $ 6,680.00
$ 6,680.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,087.00
$ 2,087.00 - $ 2,087.00
$ 2,087.00
$ 1,671.00
$ 1,671.00 - $ 1,671.00
$ 1,671.00

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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$ 2,087.00
$ 2,087.00 - $ 2,087.00
$ 2,087.00
$ 1,671.00
$ 1,671.00 - $ 1,671.00
$ 1,671.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,034.00
$ 8,034.00 - $ 8,034.00
$ 8,034.00
$ 6,427.00
$ 6,427.00 - $ 6,427.00
$ 6,427.00

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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$ 8,034.00
$ 8,034.00 - $ 8,034.00
$ 8,034.00
$ 6,427.00
$ 6,427.00 - $ 6,427.00
$ 6,427.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,008.00
$ 2,008.00 - $ 2,008.00
$ 2,008.00
$ 1,607.00
$ 1,607.00 - $ 1,607.00
$ 1,607.00

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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$ 2,008.00
$ 2,008.00 - $ 2,008.00
$ 2,008.00
$ 1,607.00
$ 1,607.00 - $ 1,607.00
$ 1,607.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,989.00
$ 7,989.00 - $ 7,989.00
$ 7,989.00
$ 6,391.00
$ 6,391.00 - $ 6,391.00
$ 6,391.00

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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$ 7,989.00
$ 7,989.00 - $ 7,989.00
$ 7,989.00
$ 6,391.00
$ 6,391.00 - $ 6,391.00
$ 6,391.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,998.00
$ 1,998.00 - $ 1,998.00
$ 1,998.00
$ 1,598.00
$ 1,598.00 - $ 1,598.00
$ 1,598.00

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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$ 1,998.00
$ 1,998.00 - $ 1,998.00
$ 1,998.00
$ 1,598.00
$ 1,598.00 - $ 1,598.00
$ 1,598.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,646.00
$ 6,646.00 - $ 6,646.00
$ 6,646.00
$ 5,316.00
$ 5,316.00 - $ 5,316.00
$ 5,316.00

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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$ 6,646.00
$ 6,646.00 - $ 6,646.00
$ 6,646.00
$ 5,316.00
$ 5,316.00 - $ 5,316.00
$ 5,316.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,144.00
$ 7,144.00 - $ 7,144.00
$ 7,144.00
$ 5,714.00
$ 5,714.00 - $ 5,714.00
$ 5,714.00

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
$ 7,144.00
$ 7,144.00 - $ 7,144.00
$ 7,144.00
$ 5,714.00
$ 5,714.00 - $ 5,714.00
$ 5,714.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,786.00
$ 1,786.00 - $ 1,786.00
$ 1,786.00
$ 1,430.00
$ 1,430.00 - $ 1,430.00
$ 1,430.00

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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$ 1,786.00
$ 1,786.00 - $ 1,786.00
$ 1,786.00
$ 1,430.00
$ 1,430.00 - $ 1,430.00
$ 1,430.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,063.00
$ 7,063.00 - $ 7,063.00
$ 7,063.00
$ 5,650.00
$ 5,650.00 - $ 5,650.00
$ 5,650.00

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...

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$ 7,063.00
$ 7,063.00 - $ 7,063.00
$ 7,063.00
$ 5,650.00
$ 5,650.00 - $ 5,650.00
$ 5,650.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,765.00
$ 1,765.00 - $ 1,765.00
$ 1,765.00
$ 1,412.00
$ 1,412.00 - $ 1,412.00
$ 1,412.00

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
$ 1,765.00
$ 1,765.00 - $ 1,765.00
$ 1,765.00
$ 1,412.00
$ 1,412.00 - $ 1,412.00
$ 1,412.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,477.00
$ 6,477.00 - $ 6,477.00
$ 6,477.00
$ 5,182.00
$ 5,182.00 - $ 5,182.00
$ 5,182.00

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
$ 6,477.00
$ 6,477.00 - $ 6,477.00
$ 6,477.00
$ 5,182.00
$ 5,182.00 - $ 5,182.00
$ 5,182.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,619.00
$ 1,619.00 - $ 1,619.00
$ 1,619.00
$ 1,295.00
$ 1,295.00 - $ 1,295.00
$ 1,295.00

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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$ 1,619.00
$ 1,619.00 - $ 1,619.00
$ 1,619.00
$ 1,295.00
$ 1,295.00 - $ 1,295.00
$ 1,295.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,136.00
$ 6,136.00 - $ 6,136.00
$ 6,136.00
$ 4,908.00
$ 4,908.00 - $ 4,908.00
$ 4,908.00

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
$ 6,136.00
$ 6,136.00 - $ 6,136.00
$ 6,136.00
$ 4,908.00
$ 4,908.00 - $ 4,908.00
$ 4,908.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,530.00
$ 1,530.00 - $ 1,530.00
$ 1,530.00
$ 1,223.00
$ 1,223.00 - $ 1,223.00
$ 1,223.00

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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$ 1,530.00
$ 1,530.00 - $ 1,530.00
$ 1,530.00
$ 1,223.00
$ 1,223.00 - $ 1,223.00
$ 1,223.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 5,878.00
$ 5,878.00 - $ 5,878.00
$ 5,878.00
$ 4,702.00
$ 4,702.00 - $ 4,702.00
$ 4,702.00

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
$ 5,878.00
$ 5,878.00 - $ 5,878.00
$ 5,878.00
$ 4,702.00
$ 4,702.00 - $ 4,702.00
$ 4,702.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,469.00
$ 1,469.00 - $ 1,469.00
$ 1,469.00
$ 1,177.00
$ 1,177.00 - $ 1,177.00
$ 1,177.00

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...

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$ 1,469.00
$ 1,469.00 - $ 1,469.00
$ 1,469.00
$ 1,177.00
$ 1,177.00 - $ 1,177.00
$ 1,177.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 5,594.00
$ 5,594.00 - $ 5,594.00
$ 5,594.00
$ 4,474.00
$ 4,474.00 - $ 4,474.00
$ 4,474.00

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...

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$ 5,594.00
$ 5,594.00 - $ 5,594.00
$ 5,594.00
$ 4,474.00
$ 4,474.00 - $ 4,474.00
$ 4,474.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 5,315.00
$ 5,315.00 - $ 5,315.00
$ 5,315.00
$ 4,252.00
$ 4,252.00 - $ 4,252.00
$ 4,252.00

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
$ 5,315.00
$ 5,315.00 - $ 5,315.00
$ 5,315.00
$ 4,252.00
$ 4,252.00 - $ 4,252.00
$ 4,252.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,330.00
$ 1,330.00 - $ 1,330.00
$ 1,330.00
$ 1,063.00
$ 1,063.00 - $ 1,063.00
$ 1,063.00

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...

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$ 1,330.00
$ 1,330.00 - $ 1,330.00
$ 1,330.00
$ 1,063.00
$ 1,063.00 - $ 1,063.00
$ 1,063.00
Save 20% Save %

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