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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 %
$ 9,947.00
$ 9,947.00 - $ 9,947.00
$ 9,947.00
$ 7,957.00
$ 7,957.00 - $ 7,957.00
$ 7,957.00

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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$ 9,947.00
$ 9,947.00 - $ 9,947.00
$ 9,947.00
$ 7,957.00
$ 7,957.00 - $ 7,957.00
$ 7,957.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 2,487.00
$ 2,487.00 - $ 2,487.00
$ 2,487.00
$ 1,990.00
$ 1,990.00 - $ 1,990.00
$ 1,990.00

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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$ 2,487.00
$ 2,487.00 - $ 2,487.00
$ 2,487.00
$ 1,990.00
$ 1,990.00 - $ 1,990.00
$ 1,990.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 7,410.00
$ 7,410.00 - $ 7,410.00
$ 7,410.00
$ 5,929.00
$ 5,929.00 - $ 5,929.00
$ 5,929.00

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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$ 7,410.00
$ 7,410.00 - $ 7,410.00
$ 7,410.00
$ 5,929.00
$ 5,929.00 - $ 5,929.00
$ 5,929.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 1,854.00
$ 1,854.00 - $ 1,854.00
$ 1,854.00
$ 1,482.00
$ 1,482.00 - $ 1,482.00
$ 1,482.00

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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$ 1,854.00
$ 1,854.00 - $ 1,854.00
$ 1,854.00
$ 1,482.00
$ 1,482.00 - $ 1,482.00
$ 1,482.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 9,199.00
$ 9,199.00 - $ 9,199.00
$ 9,199.00
$ 7,359.00
$ 7,359.00 - $ 7,359.00
$ 7,359.00

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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$ 9,199.00
$ 9,199.00 - $ 9,199.00
$ 9,199.00
$ 7,359.00
$ 7,359.00 - $ 7,359.00
$ 7,359.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,300.00
$ 2,300.00 - $ 2,300.00
$ 2,300.00
$ 1,841.00
$ 1,841.00 - $ 1,841.00
$ 1,841.00

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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$ 2,300.00
$ 2,300.00 - $ 2,300.00
$ 2,300.00
$ 1,841.00
$ 1,841.00 - $ 1,841.00
$ 1,841.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,850.00
$ 8,850.00 - $ 8,850.00
$ 8,850.00
$ 7,080.00
$ 7,080.00 - $ 7,080.00
$ 7,080.00

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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$ 8,850.00
$ 8,850.00 - $ 8,850.00
$ 8,850.00
$ 7,080.00
$ 7,080.00 - $ 7,080.00
$ 7,080.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,212.00
$ 2,212.00 - $ 2,212.00
$ 2,212.00
$ 1,770.00
$ 1,770.00 - $ 1,770.00
$ 1,770.00

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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$ 2,212.00
$ 2,212.00 - $ 2,212.00
$ 2,212.00
$ 1,770.00
$ 1,770.00 - $ 1,770.00
$ 1,770.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,801.00
$ 8,801.00 - $ 8,801.00
$ 8,801.00
$ 7,041.00
$ 7,041.00 - $ 7,041.00
$ 7,041.00

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...

View full details
$ 8,801.00
$ 8,801.00 - $ 8,801.00
$ 8,801.00
$ 7,041.00
$ 7,041.00 - $ 7,041.00
$ 7,041.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,201.00
$ 2,201.00 - $ 2,201.00
$ 2,201.00
$ 1,761.00
$ 1,761.00 - $ 1,761.00
$ 1,761.00

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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$ 2,201.00
$ 2,201.00 - $ 2,201.00
$ 2,201.00
$ 1,761.00
$ 1,761.00 - $ 1,761.00
$ 1,761.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,321.00
$ 7,321.00 - $ 7,321.00
$ 7,321.00
$ 5,857.00
$ 5,857.00 - $ 5,857.00
$ 5,857.00

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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$ 7,321.00
$ 7,321.00 - $ 7,321.00
$ 7,321.00
$ 5,857.00
$ 5,857.00 - $ 5,857.00
$ 5,857.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,870.00
$ 7,870.00 - $ 7,870.00
$ 7,870.00
$ 6,295.00
$ 6,295.00 - $ 6,295.00
$ 6,295.00

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
$ 7,870.00
$ 7,870.00 - $ 7,870.00
$ 7,870.00
$ 6,295.00
$ 6,295.00 - $ 6,295.00
$ 6,295.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,968.00
$ 1,968.00 - $ 1,968.00
$ 1,968.00
$ 1,575.00
$ 1,575.00 - $ 1,575.00
$ 1,575.00

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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$ 1,968.00
$ 1,968.00 - $ 1,968.00
$ 1,968.00
$ 1,575.00
$ 1,575.00 - $ 1,575.00
$ 1,575.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,780.00
$ 7,780.00 - $ 7,780.00
$ 7,780.00
$ 6,225.00
$ 6,225.00 - $ 6,225.00
$ 6,225.00

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
$ 7,780.00
$ 7,780.00 - $ 7,780.00
$ 7,780.00
$ 6,225.00
$ 6,225.00 - $ 6,225.00
$ 6,225.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,945.00
$ 1,945.00 - $ 1,945.00
$ 1,945.00
$ 1,556.00
$ 1,556.00 - $ 1,556.00
$ 1,556.00

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
$ 1,945.00
$ 1,945.00 - $ 1,945.00
$ 1,945.00
$ 1,556.00
$ 1,556.00 - $ 1,556.00
$ 1,556.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,135.00
$ 7,135.00 - $ 7,135.00
$ 7,135.00
$ 5,709.00
$ 5,709.00 - $ 5,709.00
$ 5,709.00

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
$ 7,135.00
$ 7,135.00 - $ 7,135.00
$ 7,135.00
$ 5,709.00
$ 5,709.00 - $ 5,709.00
$ 5,709.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,784.00
$ 1,784.00 - $ 1,784.00
$ 1,784.00
$ 1,427.00
$ 1,427.00 - $ 1,427.00
$ 1,427.00

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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$ 1,784.00
$ 1,784.00 - $ 1,784.00
$ 1,784.00
$ 1,427.00
$ 1,427.00 - $ 1,427.00
$ 1,427.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,760.00
$ 6,760.00 - $ 6,760.00
$ 6,760.00
$ 5,407.00
$ 5,407.00 - $ 5,407.00
$ 5,407.00

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
$ 6,760.00
$ 6,760.00 - $ 6,760.00
$ 6,760.00
$ 5,407.00
$ 5,407.00 - $ 5,407.00
$ 5,407.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,685.00
$ 1,685.00 - $ 1,685.00
$ 1,685.00
$ 1,347.00
$ 1,347.00 - $ 1,347.00
$ 1,347.00

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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$ 1,685.00
$ 1,685.00 - $ 1,685.00
$ 1,685.00
$ 1,347.00
$ 1,347.00 - $ 1,347.00
$ 1,347.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,475.00
$ 6,475.00 - $ 6,475.00
$ 6,475.00
$ 5,179.00
$ 5,179.00 - $ 5,179.00
$ 5,179.00

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
$ 6,475.00
$ 6,475.00 - $ 6,475.00
$ 6,475.00
$ 5,179.00
$ 5,179.00 - $ 5,179.00
$ 5,179.00
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
$ 1,296.00
$ 1,296.00 - $ 1,296.00
$ 1,296.00

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
$ 1,619.00
$ 1,619.00 - $ 1,619.00
$ 1,619.00
$ 1,296.00
$ 1,296.00 - $ 1,296.00
$ 1,296.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,162.00
$ 6,162.00 - $ 6,162.00
$ 6,162.00
$ 4,929.00
$ 4,929.00 - $ 4,929.00
$ 4,929.00

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
$ 6,162.00
$ 6,162.00 - $ 6,162.00
$ 6,162.00
$ 4,929.00
$ 4,929.00 - $ 4,929.00
$ 4,929.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 5,855.00
$ 5,855.00 - $ 5,855.00
$ 5,855.00
$ 4,684.00
$ 4,684.00 - $ 4,684.00
$ 4,684.00

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
$ 5,855.00
$ 5,855.00 - $ 5,855.00
$ 5,855.00
$ 4,684.00
$ 4,684.00 - $ 4,684.00
$ 4,684.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,465.00
$ 1,465.00 - $ 1,465.00
$ 1,465.00
$ 1,171.00
$ 1,171.00 - $ 1,171.00
$ 1,171.00

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
$ 1,465.00
$ 1,465.00 - $ 1,465.00
$ 1,465.00
$ 1,171.00
$ 1,171.00 - $ 1,171.00
$ 1,171.00
Save 20% Save %

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