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Flexfab Silicone Hose

Flexfab silicone hose handles the heat, pressure, and vibration that take down ordinary rubber. This collection covers the full Flexfab range of silicone heater and coolant hose, from standard blue heater hose to premium green, 4-ply, wire-reinforced, and high-temp constructions for diesel, marine, transit, and heavy-duty cooling systems. Built in the USA and sold by the foot, box, or reel.

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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 %
$ 6,831.00
$ 6,831.00 - $ 6,831.00
$ 6,831.00
$ 5,464.00
$ 5,464.00 - $ 5,464.00
$ 5,464.00

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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$ 6,831.00
$ 6,831.00 - $ 6,831.00
$ 6,831.00
$ 5,464.00
$ 5,464.00 - $ 5,464.00
$ 5,464.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 7,342.00
$ 7,342.00 - $ 7,342.00
$ 7,342.00
$ 5,873.00
$ 5,873.00 - $ 5,873.00
$ 5,873.00

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...

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$ 7,342.00
$ 7,342.00 - $ 7,342.00
$ 7,342.00
$ 5,873.00
$ 5,873.00 - $ 5,873.00
$ 5,873.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 1,836.00
$ 1,836.00 - $ 1,836.00
$ 1,836.00
$ 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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$ 1,836.00
$ 1,836.00 - $ 1,836.00
$ 1,836.00
$ 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 %
$ 7,259.00
$ 7,259.00 - $ 7,259.00
$ 7,259.00
$ 5,808.00
$ 5,808.00 - $ 5,808.00
$ 5,808.00

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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$ 7,259.00
$ 7,259.00 - $ 7,259.00
$ 7,259.00
$ 5,808.00
$ 5,808.00 - $ 5,808.00
$ 5,808.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,815.00
$ 1,815.00 - $ 1,815.00
$ 1,815.00
$ 1,452.00
$ 1,452.00 - $ 1,452.00
$ 1,452.00

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...

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$ 1,815.00
$ 1,815.00 - $ 1,815.00
$ 1,815.00
$ 1,452.00
$ 1,452.00 - $ 1,452.00
$ 1,452.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,657.00
$ 6,657.00 - $ 6,657.00
$ 6,657.00
$ 5,326.00
$ 5,326.00 - $ 5,326.00
$ 5,326.00

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...

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$ 6,657.00
$ 6,657.00 - $ 6,657.00
$ 6,657.00
$ 5,326.00
$ 5,326.00 - $ 5,326.00
$ 5,326.00
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 %
$ 6,307.00
$ 6,307.00 - $ 6,307.00
$ 6,307.00
$ 5,045.00
$ 5,045.00 - $ 5,045.00
$ 5,045.00

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...

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$ 6,307.00
$ 6,307.00 - $ 6,307.00
$ 6,307.00
$ 5,045.00
$ 5,045.00 - $ 5,045.00
$ 5,045.00
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 %
$ 6,041.00
$ 6,041.00 - $ 6,041.00
$ 6,041.00
$ 4,832.00
$ 4,832.00 - $ 4,832.00
$ 4,832.00

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...

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$ 6,041.00
$ 6,041.00 - $ 6,041.00
$ 6,041.00
$ 4,832.00
$ 4,832.00 - $ 4,832.00
$ 4,832.00
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...

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$ 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 %
$ 5,749.00
$ 5,749.00 - $ 5,749.00
$ 5,749.00
$ 4,599.00
$ 4,599.00 - $ 4,599.00
$ 4,599.00

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
$ 5,749.00
$ 5,749.00 - $ 5,749.00
$ 5,749.00
$ 4,599.00
$ 4,599.00 - $ 4,599.00
$ 4,599.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 5,462.00
$ 5,462.00 - $ 5,462.00
$ 5,462.00
$ 4,370.00
$ 4,370.00 - $ 4,370.00
$ 4,370.00

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
$ 5,462.00
$ 5,462.00 - $ 5,462.00
$ 5,462.00
$ 4,370.00
$ 4,370.00 - $ 4,370.00
$ 4,370.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,367.00
$ 1,367.00 - $ 1,367.00
$ 1,367.00
$ 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...

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$ 1,367.00
$ 1,367.00 - $ 1,367.00
$ 1,367.00
$ 1,092.00
$ 1,092.00 - $ 1,092.00
$ 1,092.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 5,223.00
$ 5,223.00 - $ 5,223.00
$ 5,223.00
$ 4,179.00
$ 4,179.00 - $ 4,179.00
$ 4,179.00

Flexfab 5581-112X12, 1.13" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 29mm

Product Details The Flexfab 5581-112X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 5,223.00
$ 5,223.00 - $ 5,223.00
$ 5,223.00
$ 4,179.00
$ 4,179.00 - $ 4,179.00
$ 4,179.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,307.00
$ 1,307.00 - $ 1,307.00
$ 1,307.00
$ 1,045.00
$ 1,045.00 - $ 1,045.00
$ 1,045.00

Flexfab 5581-112, 1.13" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 29mm

Product Details The Flexfab 5581-112 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

View full details
$ 1,307.00
$ 1,307.00 - $ 1,307.00
$ 1,307.00
$ 1,045.00
$ 1,045.00 - $ 1,045.00
$ 1,045.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 4,926.00
$ 4,926.00 - $ 4,926.00
$ 4,926.00
$ 3,940.00
$ 3,940.00 - $ 3,940.00
$ 3,940.00

Flexfab 5581-100X12, 1.00" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 25mm

Product Details The Flexfab 5581-100X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 4,926.00
$ 4,926.00 - $ 4,926.00
$ 4,926.00
$ 3,940.00
$ 3,940.00 - $ 3,940.00
$ 3,940.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,232.00
$ 1,232.00 - $ 1,232.00
$ 1,232.00
$ 986.00
$ 986.00 - $ 986.00
$ 986.00

Flexfab 5581-100, 1.00" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 25mm

Product Details The Flexfab 5581-100 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

View full details
$ 1,232.00
$ 1,232.00 - $ 1,232.00
$ 1,232.00
$ 986.00
$ 986.00 - $ 986.00
$ 986.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 4,501.00
$ 4,501.00 - $ 4,501.00
$ 4,501.00
$ 3,600.00
$ 3,600.00 - $ 3,600.00
$ 3,600.00

Flexfab 5581-087X12, 0.88" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 22mm

Product Details The Flexfab 5581-087X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 4,501.00
$ 4,501.00 - $ 4,501.00
$ 4,501.00
$ 3,600.00
$ 3,600.00 - $ 3,600.00
$ 3,600.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,126.00
$ 1,126.00 - $ 1,126.00
$ 1,126.00
$ 901.00
$ 901.00 - $ 901.00
$ 901.00

Flexfab 5581-087, 0.88" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 22mm

Product Details The Flexfab 5581-087 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

View full details
$ 1,126.00
$ 1,126.00 - $ 1,126.00
$ 1,126.00
$ 901.00
$ 901.00 - $ 901.00
$ 901.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 3,843.00
$ 3,843.00 - $ 3,843.00
$ 3,843.00
$ 3,075.00
$ 3,075.00 - $ 3,075.00
$ 3,075.00

Flexfab 5581-075X12, 0.75" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 19mm

Product Details The Flexfab 5581-075X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 3,843.00
$ 3,843.00 - $ 3,843.00
$ 3,843.00
$ 3,075.00
$ 3,075.00 - $ 3,075.00
$ 3,075.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 961.00
$ 961.00 - $ 961.00
$ 961.00
$ 768.00
$ 768.00 - $ 768.00
$ 768.00

Flexfab 5581-075, 0.75" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 19mm

Product Details The Flexfab 5581-075 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 961.00
$ 961.00 - $ 961.00
$ 961.00
$ 768.00
$ 768.00 - $ 768.00
$ 768.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 3,678.00
$ 3,678.00 - $ 3,678.00
$ 3,678.00
$ 2,942.00
$ 2,942.00 - $ 2,942.00
$ 2,942.00

Flexfab 5581-062X12, 0.63" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 16mm

Product Details The Flexfab 5581-062X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 3,678.00
$ 3,678.00 - $ 3,678.00
$ 3,678.00
$ 2,942.00
$ 2,942.00 - $ 2,942.00
$ 2,942.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 919.00
$ 919.00 - $ 919.00
$ 919.00
$ 737.00
$ 737.00 - $ 737.00
$ 737.00

Flexfab 5581-062, 0.63" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 16mm

Product Details The Flexfab 5581-062 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

View full details
$ 919.00
$ 919.00 - $ 919.00
$ 919.00
$ 737.00
$ 737.00 - $ 737.00
$ 737.00
Save 20% Save %

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