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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 %
$ 2,219.00
$ 2,219.00 - $ 2,219.00
$ 2,219.00
$ 1,775.00
$ 1,775.00 - $ 1,775.00
$ 1,775.00

Flexfab 5581-312, 3.13" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 80mm

Product Details The Flexfab 5581-312 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 2,219.00
$ 2,219.00 - $ 2,219.00
$ 2,219.00
$ 1,775.00
$ 1,775.00 - $ 1,775.00
$ 1,775.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 1,830.00
$ 1,830.00 - $ 1,830.00
$ 1,830.00
$ 1,464.00
$ 1,464.00 - $ 1,464.00
$ 1,464.00

Flexfab 5581-212, 2.13" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 54mm

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

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$ 1,830.00
$ 1,830.00 - $ 1,830.00
$ 1,830.00
$ 1,464.00
$ 1,464.00 - $ 1,464.00
$ 1,464.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 1,540.00
$ 1,540.00 - $ 1,540.00
$ 1,540.00
$ 1,233.00
$ 1,233.00 - $ 1,233.00
$ 1,233.00

Flexfab 5581-138, 1.38" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 35mm

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

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$ 1,540.00
$ 1,540.00 - $ 1,540.00
$ 1,540.00
$ 1,233.00
$ 1,233.00 - $ 1,233.00
$ 1,233.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 17,188.00
$ 17,188.00 - $ 17,188.00
$ 17,188.00
$ 13,750.00
$ 13,750.00 - $ 13,750.00
$ 13,750.00

Flexfab 5581-550X12, 5.50" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 140mm

Product Details The Flexfab 5581-550X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 17,188.00
$ 17,188.00 - $ 17,188.00
$ 17,188.00
$ 13,750.00
$ 13,750.00 - $ 13,750.00
$ 13,750.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 4,297.00
$ 4,297.00 - $ 4,297.00
$ 4,297.00
$ 3,438.00
$ 3,438.00 - $ 3,438.00
$ 3,438.00

Flexfab 5581-550, 5.50" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 140mm

Product Details The Flexfab 5581-550 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 4,297.00
$ 4,297.00 - $ 4,297.00
$ 4,297.00
$ 3,438.00
$ 3,438.00 - $ 3,438.00
$ 3,438.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 16,228.00
$ 16,228.00 - $ 16,228.00
$ 16,228.00
$ 12,982.00
$ 12,982.00 - $ 12,982.00
$ 12,982.00

Flexfab 5581-500X12, 5.00" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 127mm

Product Details The Flexfab 5581-500X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 16,228.00
$ 16,228.00 - $ 16,228.00
$ 16,228.00
$ 12,982.00
$ 12,982.00 - $ 12,982.00
$ 12,982.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 4,056.00
$ 4,056.00 - $ 4,056.00
$ 4,056.00
$ 3,247.00
$ 3,247.00 - $ 3,247.00
$ 3,247.00

Flexfab 5581-500, 5.00" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 127mm

Product Details The Flexfab 5581-500 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 4,056.00
$ 4,056.00 - $ 4,056.00
$ 4,056.00
$ 3,247.00
$ 3,247.00 - $ 3,247.00
$ 3,247.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 14,933.00
$ 14,933.00 - $ 14,933.00
$ 14,933.00
$ 11,947.00
$ 11,947.00 - $ 11,947.00
$ 11,947.00

Flexfab 5581-450X12, 4.50" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 114mm

Product Details The Flexfab 5581-450X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 14,933.00
$ 14,933.00 - $ 14,933.00
$ 14,933.00
$ 11,947.00
$ 11,947.00 - $ 11,947.00
$ 11,947.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 3,734.00
$ 3,734.00 - $ 3,734.00
$ 3,734.00
$ 2,987.00
$ 2,987.00 - $ 2,987.00
$ 2,987.00

Flexfab 5581-450, 4.50" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 114mm

Product Details The Flexfab 5581-450 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 3,734.00
$ 3,734.00 - $ 3,734.00
$ 3,734.00
$ 2,987.00
$ 2,987.00 - $ 2,987.00
$ 2,987.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 12,751.00
$ 12,751.00 - $ 12,751.00
$ 12,751.00
$ 10,200.00
$ 10,200.00 - $ 10,200.00
$ 10,200.00

Flexfab 5581-400X12, 4.00" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 102mm

Product Details The Flexfab 5581-400X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

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$ 12,751.00
$ 12,751.00 - $ 12,751.00
$ 12,751.00
$ 10,200.00
$ 10,200.00 - $ 10,200.00
$ 10,200.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 3,188.00
$ 3,188.00 - $ 3,188.00
$ 3,188.00
$ 2,551.00
$ 2,551.00 - $ 2,551.00
$ 2,551.00

Flexfab 5581-400, 4.00" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 102mm

Product Details The Flexfab 5581-400 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 3,188.00
$ 3,188.00 - $ 3,188.00
$ 3,188.00
$ 2,551.00
$ 2,551.00 - $ 2,551.00
$ 2,551.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 12,616.00
$ 12,616.00 - $ 12,616.00
$ 12,616.00
$ 10,092.00
$ 10,092.00 - $ 10,092.00
$ 10,092.00

Flexfab 5581-375X12, 3.75" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 95mm

Product Details The Flexfab 5581-375X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 12,616.00
$ 12,616.00 - $ 12,616.00
$ 12,616.00
$ 10,092.00
$ 10,092.00 - $ 10,092.00
$ 10,092.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 3,154.00
$ 3,154.00 - $ 3,154.00
$ 3,154.00
$ 2,524.00
$ 2,524.00 - $ 2,524.00
$ 2,524.00

Flexfab 5581-375, 3.75" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 95mm

Product Details The Flexfab 5581-375 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 3,154.00
$ 3,154.00 - $ 3,154.00
$ 3,154.00
$ 2,524.00
$ 2,524.00 - $ 2,524.00
$ 2,524.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 12,551.00
$ 12,551.00 - $ 12,551.00
$ 12,551.00
$ 10,041.00
$ 10,041.00 - $ 10,041.00
$ 10,041.00

Flexfab 5581-350X12, 3.50" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 89mm

Product Details The Flexfab 5581-350X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 12,551.00
$ 12,551.00 - $ 12,551.00
$ 12,551.00
$ 10,041.00
$ 10,041.00 - $ 10,041.00
$ 10,041.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 3,139.00
$ 3,139.00 - $ 3,139.00
$ 3,139.00
$ 2,511.00
$ 2,511.00 - $ 2,511.00
$ 2,511.00

Flexfab 5581-350, 3.50" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 89mm

Product Details The Flexfab 5581-350 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

View full details
$ 3,139.00
$ 3,139.00 - $ 3,139.00
$ 3,139.00
$ 2,511.00
$ 2,511.00 - $ 2,511.00
$ 2,511.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 10,629.00
$ 10,629.00 - $ 10,629.00
$ 10,629.00
$ 8,503.00
$ 8,503.00 - $ 8,503.00
$ 8,503.00

Flexfab 5581-338X12, 3.38" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 86mm

Product Details The Flexfab 5581-338X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 10,629.00
$ 10,629.00 - $ 10,629.00
$ 10,629.00
$ 8,503.00
$ 8,503.00 - $ 8,503.00
$ 8,503.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,657.00
$ 2,657.00 - $ 2,657.00
$ 2,657.00
$ 2,126.00
$ 2,126.00 - $ 2,126.00
$ 2,126.00

Flexfab 5581-338, 3.38" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 86mm

Product Details The Flexfab 5581-338 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 2,657.00
$ 2,657.00 - $ 2,657.00
$ 2,657.00
$ 2,126.00
$ 2,126.00 - $ 2,126.00
$ 2,126.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 11,370.00
$ 11,370.00 - $ 11,370.00
$ 11,370.00
$ 9,097.00
$ 9,097.00 - $ 9,097.00
$ 9,097.00

Flexfab 5581-325X12, 3.25" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 83mm

Product Details The Flexfab 5581-325X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 11,370.00
$ 11,370.00 - $ 11,370.00
$ 11,370.00
$ 9,097.00
$ 9,097.00 - $ 9,097.00
$ 9,097.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,843.00
$ 2,843.00 - $ 2,843.00
$ 2,843.00
$ 2,274.00
$ 2,274.00 - $ 2,274.00
$ 2,274.00

Flexfab 5581-325, 3.25" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 83mm

Product Details The Flexfab 5581-325 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

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$ 2,843.00
$ 2,843.00 - $ 2,843.00
$ 2,843.00
$ 2,274.00
$ 2,274.00 - $ 2,274.00
$ 2,274.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,877.00
$ 8,877.00 - $ 8,877.00
$ 8,877.00
$ 7,102.00
$ 7,102.00 - $ 7,102.00
$ 7,102.00

Flexfab 5581-312X12, 3.13" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 80mm

Product Details The Flexfab 5581-312X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 8,877.00
$ 8,877.00 - $ 8,877.00
$ 8,877.00
$ 7,102.00
$ 7,102.00 - $ 7,102.00
$ 7,102.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 11,008.00
$ 11,008.00 - $ 11,008.00
$ 11,008.00
$ 8,806.00
$ 8,806.00 - $ 8,806.00
$ 8,806.00

Flexfab 5581-300X12, 3.00" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 76mm

Product Details The Flexfab 5581-300X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 11,008.00
$ 11,008.00 - $ 11,008.00
$ 11,008.00
$ 8,806.00
$ 8,806.00 - $ 8,806.00
$ 8,806.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,752.00
$ 2,752.00 - $ 2,752.00
$ 2,752.00
$ 2,202.00
$ 2,202.00 - $ 2,202.00
$ 2,202.00

Flexfab 5581-300, 3.00" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 76mm

Product Details The Flexfab 5581-300 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

View full details
$ 2,752.00
$ 2,752.00 - $ 2,752.00
$ 2,752.00
$ 2,202.00
$ 2,202.00 - $ 2,202.00
$ 2,202.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 9,282.00
$ 9,282.00 - $ 9,282.00
$ 9,282.00
$ 7,426.00
$ 7,426.00 - $ 7,426.00
$ 7,426.00

Flexfab 5581-287X12, 2.88" x 12 ft, 4-Ply Blue Silicone Coolant Hose, 73mm

Product Details The Flexfab 5581-287X12 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It r...

View full details
$ 9,282.00
$ 9,282.00 - $ 9,282.00
$ 9,282.00
$ 7,426.00
$ 7,426.00 - $ 7,426.00
$ 7,426.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,321.00
$ 2,321.00 - $ 2,321.00
$ 2,321.00
$ 1,857.00
$ 1,857.00 - $ 1,857.00
$ 1,857.00

Flexfab 5581-287, 2.88" x 3 ft, 4-Ply Blue Silicone Coolant Hose, 73mm

Product Details The Flexfab 5581-287 is a silicone hose w/ 4-ply polyester reinforcement hose engineered for demanding engine environments. It resi...

View full details
$ 2,321.00
$ 2,321.00 - $ 2,321.00
$ 2,321.00
$ 1,857.00
$ 1,857.00 - $ 1,857.00
$ 1,857.00
Save 20% Save %

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