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Flexfab 5521 Green Premium Heater Hose

The Flexfab 5521 series is premium green silicone heater hose rated to 350F, built for demanding radiator and coolant applications. Sold by the foot, box, or reel across a full range of diameters.

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Flexfab 5521-062, 5/8" x 25 ft Green Premium Silicone Heater Hose, .63" Save 20% Save %
$ 3,347.00
$ 3,347.00 - $ 3,347.00
$ 3,347.00
$ 2,677.00
$ 2,677.00 - $ 2,677.00
$ 2,677.00

Flexfab 5521-062, 5/8" x 25 ft Green Premium Silicone Heater Hose, .63"

Product Details The Flexfab 5521-062 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

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$ 3,347.00
$ 3,347.00 - $ 3,347.00
$ 3,347.00
$ 2,677.00
$ 2,677.00 - $ 2,677.00
$ 2,677.00
Save 20% Save %
Flexfab 5521-075, 3/4" x 25 ft Green Premium Silicone Heater Hose, .75" Save 20% Save %
$ 4,315.00
$ 4,315.00 - $ 4,315.00
$ 4,315.00
$ 3,452.00
$ 3,452.00 - $ 3,452.00
$ 3,452.00

Flexfab 5521-075, 3/4" x 25 ft Green Premium Silicone Heater Hose, .75"

Product Details The Flexfab 5521-075 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

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$ 4,315.00
$ 4,315.00 - $ 4,315.00
$ 4,315.00
$ 3,452.00
$ 3,452.00 - $ 3,452.00
$ 3,452.00
Save 20% Save %
Flexfab 5521-050, 1/2" x 50 ft Green Premium Silicone Heater Hose, .50" Save 20% Save %
$ 5,309.00
$ 5,309.00 - $ 5,309.00
$ 5,309.00
$ 4,247.00
$ 4,247.00 - $ 4,247.00
$ 4,247.00

Flexfab 5521-050, 1/2" x 50 ft Green Premium Silicone Heater Hose, .50"

Product Details The Flexfab 5521-050 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

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$ 5,309.00
$ 5,309.00 - $ 5,309.00
$ 5,309.00
$ 4,247.00
$ 4,247.00 - $ 4,247.00
$ 4,247.00
Save 20% Save %
Flexfab 5521-062, 5/8" x 50 ft Green Premium Silicone Heater Hose, .63" Save 20% Save %
$ 6,194.00
$ 6,194.00 - $ 6,194.00
$ 6,194.00
$ 4,955.00
$ 4,955.00 - $ 4,955.00
$ 4,955.00

Flexfab 5521-062, 5/8" x 50 ft Green Premium Silicone Heater Hose, .63"

Product Details The Flexfab 5521-062 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 6,194.00
$ 6,194.00 - $ 6,194.00
$ 6,194.00
$ 4,955.00
$ 4,955.00 - $ 4,955.00
$ 4,955.00
Save 20% Save %
Flexfab 5521-050, 1/2" x 25 ft Green Premium Silicone Heater Hose, .50"
Save 20% Save %
$ 2,902.00
$ 2,902.00 - $ 2,902.00
$ 2,902.00
$ 2,322.00
$ 2,322.00 - $ 2,322.00
$ 2,322.00

Flexfab 5521-050, 1/2" x 25 ft Green Premium Silicone Heater Hose, .50"

Product Details The Flexfab 5521-050 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 2,902.00
$ 2,902.00 - $ 2,902.00
$ 2,902.00
$ 2,322.00
$ 2,322.00 - $ 2,322.00
$ 2,322.00
Save 20% Save %
Flexfab 5521-038, 3/8" x 25 ft Green Premium Silicone Heater Hose, .38"
Save 20% Save %
$ 2,614.00
$ 2,614.00 - $ 2,614.00
$ 2,614.00
$ 2,091.00
$ 2,091.00 - $ 2,091.00
$ 2,091.00

Flexfab 5521-038, 3/8" x 25 ft Green Premium Silicone Heater Hose, .38"

Product Details The Flexfab 5521-038 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 2,614.00
$ 2,614.00 - $ 2,614.00
$ 2,614.00
$ 2,091.00
$ 2,091.00 - $ 2,091.00
$ 2,091.00
Save 20% Save %
Flexfab 5521-025, 1/4" x 50 ft Green Premium Silicone Heater Hose, .25"
Save 20% Save %
$ 4,148.00
$ 4,148.00 - $ 4,148.00
$ 4,148.00
$ 3,319.00
$ 3,319.00 - $ 3,319.00
$ 3,319.00

Flexfab 5521-025, 1/4" x 50 ft Green Premium Silicone Heater Hose, .25"

Product Details The Flexfab 5521-025 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

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$ 4,148.00
$ 4,148.00 - $ 4,148.00
$ 4,148.00
$ 3,319.00
$ 3,319.00 - $ 3,319.00
$ 3,319.00
Save 20% Save %
Flexfab 5521-031, 5/16" x 5 ft Green Premium Silicone Heater Hose, .31"
Save 20% Save %
$ 561.00
$ 561.00 - $ 561.00
$ 561.00
$ 449.00
$ 449.00 - $ 449.00
$ 449.00

Flexfab 5521-031, 5/16" x 5 ft Green Premium Silicone Heater Hose, .31"

Product Details The Flexfab 5521-031 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

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$ 561.00
$ 561.00 - $ 561.00
$ 561.00
$ 449.00
$ 449.00 - $ 449.00
$ 449.00
Save 20% Save %
Flexfab 5521-100, 1" x 50 ft Green Premium Silicone Heater Hose, 1.00"
Save 20% Save %
$ 11,338.00
$ 11,338.00 - $ 11,338.00
$ 11,338.00
$ 9,071.00
$ 9,071.00 - $ 9,071.00
$ 9,071.00

Flexfab 5521-100, 1" x 50 ft Green Premium Silicone Heater Hose, 1.00"

Product Details The Flexfab 5521-100 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 11,338.00
$ 11,338.00 - $ 11,338.00
$ 11,338.00
$ 9,071.00
$ 9,071.00 - $ 9,071.00
$ 9,071.00
Save 20% Save %
Flexfab 5521-025, 1/4" x 25 ft Green Premium Silicone Heater Hose, .25"
Save 20% Save %
$ 2,157.00
$ 2,157.00 - $ 2,157.00
$ 2,157.00
$ 1,726.00
$ 1,726.00 - $ 1,726.00
$ 1,726.00

Flexfab 5521-025, 1/4" x 25 ft Green Premium Silicone Heater Hose, .25"

Product Details The Flexfab 5521-025 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 2,157.00
$ 2,157.00 - $ 2,157.00
$ 2,157.00
$ 1,726.00
$ 1,726.00 - $ 1,726.00
$ 1,726.00
Save 20% Save %
Flexfab 5521-125, 1-1/4" x 50 ft Green Premium Silicone Heater Hose, 1.25"
$ 14,655.00 - $ 14,655.00
$ 14,655.00
$ 17,585.00
$ 17,585.00 - $ 17,585.00
$ 17,585.00

Flexfab 5521-125, 1-1/4" x 75 ft Green Premium Silicone Heater Hose, 1.25"

Product Details The Flexfab 5521-125 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 14,655.00 - $ 14,655.00
$ 14,655.00
$ 17,585.00
$ 17,585.00 - $ 17,585.00
$ 17,585.00
Flexfab 5521-025, 1/4" x 5 ft Green Premium Silicone Heater Hose, .25"
$ 449.00 - $ 449.00
$ 449.00
$ 449.00 - $ 449.00
$ 449.00

Flexfab 5521-025, 1/4" x 5 ft Green Premium Silicone Heater Hose, .25"

Product Details The Flexfab 5521-025 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 449.00 - $ 449.00
$ 449.00
$ 449.00 - $ 449.00
$ 449.00
Flexfab 5521-125, 1-1/4" x 150 ft Green Premium Silicone Heater Hose, 1.25" (Reel)
Save 20% Save %
$ 42,471.00
$ 42,471.00 - $ 42,471.00
$ 42,471.00
$ 33,977.00
$ 33,977.00 - $ 33,977.00
$ 33,977.00

Flexfab 5521-125, 1-1/4" x 150 ft Green Premium Silicone Heater Hose, 1.25" (Reel)

Product Details The Flexfab 5521-125 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 42,471.00
$ 42,471.00 - $ 42,471.00
$ 42,471.00
$ 33,977.00
$ 33,977.00 - $ 33,977.00
$ 33,977.00
Save 20% Save %
Flexfab 5521-125, 1-1/4" x 1 ft (Choose your length) Green Premium Silicone Heater Hose, 1.25"
Save 20% Save %
$ 306.00
$ 306.00 - $ 306.00
$ 306.00
$ 245.00
$ 245.00 - $ 245.00
$ 245.00

Flexfab 5521-125, 1-1/4" x 1 ft (Choose your length) Green Premium Silicone Heater Hose, 1.25"

Product Details The Flexfab 5521-125 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 306.00
$ 306.00 - $ 306.00
$ 306.00
$ 245.00
$ 245.00 - $ 245.00
$ 245.00
Save 20% Save %
Flexfab 5521-125, 1-1/4" x 50 ft Green Premium Silicone Heater Hose, 1.25"
Save 20% Save %
$ 14,655.00
$ 14,655.00 - $ 14,655.00
$ 14,655.00
$ 11,724.00
$ 11,724.00 - $ 11,724.00
$ 11,724.00

Flexfab 5521-125, 1-1/4" x 50 ft Green Premium Silicone Heater Hose, 1.25"

Product Details The Flexfab 5521-125 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 14,655.00
$ 14,655.00 - $ 14,655.00
$ 14,655.00
$ 11,724.00
$ 11,724.00 - $ 11,724.00
$ 11,724.00
Save 20% Save %
Flexfab 5521-100, 1" x 25 ft Green Premium Silicone Heater Hose, 1.00"
Save 20% Save %
$ 5,932.00
$ 5,932.00 - $ 5,932.00
$ 5,932.00
$ 4,746.00
$ 4,746.00 - $ 4,746.00
$ 4,746.00

Flexfab 5521-100, 1" x 25 ft Green Premium Silicone Heater Hose, 1.00"

Product Details The Flexfab 5521-100 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 5,932.00
$ 5,932.00 - $ 5,932.00
$ 5,932.00
$ 4,746.00
$ 4,746.00 - $ 4,746.00
$ 4,746.00
Save 20% Save %
Flexfab 5521-038, 3/8" x 50 ft Green Premium Silicone Heater Hose, .38"
Save 20% Save %
$ 4,918.00
$ 4,918.00 - $ 4,918.00
$ 4,918.00
$ 3,935.00
$ 3,935.00 - $ 3,935.00
$ 3,935.00

Flexfab 5521-038, 3/8" x 50 ft Green Premium Silicone Heater Hose, .38"

Product Details The Flexfab 5521-038 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 4,918.00
$ 4,918.00 - $ 4,918.00
$ 4,918.00
$ 3,935.00
$ 3,935.00 - $ 3,935.00
$ 3,935.00
Save 20% Save %
Flexfab 5521-031, 5/16" x 25 ft Green Premium Silicone Heater Hose, .31"
Save 20% Save %
$ 2,697.00
$ 2,697.00 - $ 2,697.00
$ 2,697.00
$ 2,158.00
$ 2,158.00 - $ 2,158.00
$ 2,158.00

Flexfab 5521-031, 5/16" x 25 ft Green Premium Silicone Heater Hose, .31"

Product Details The Flexfab 5521-031 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resists...

View full details
$ 2,697.00
$ 2,697.00 - $ 2,697.00
$ 2,697.00
$ 2,158.00
$ 2,158.00 - $ 2,158.00
$ 2,158.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 44,462.00
$ 44,462.00 - $ 44,462.00
$ 44,462.00
$ 35,570.00
$ 35,570.00 - $ 35,570.00
$ 35,570.00

Flexfab 5521-125x150, 1-1/4" ID x 150 ft Spool Premium Green Silicone Heater Hose, 32mm 350F Radiator Coolant

Product Details The Flexfab 5521-125x150 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It res...

View full details
$ 44,462.00
$ 44,462.00 - $ 44,462.00
$ 44,462.00
$ 35,570.00
$ 35,570.00 - $ 35,570.00
$ 35,570.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 15,042.00
$ 15,042.00 - $ 15,042.00
$ 15,042.00
$ 12,034.00
$ 12,034.00 - $ 12,034.00
$ 12,034.00

Flexfab 5521-125x50, 1-1/4" ID x 50 ft Box Premium Green Silicone Heater Hose, 32mm 350F Radiator Coolant

Product Details The Flexfab 5521-125x50 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

View full details
$ 15,042.00
$ 15,042.00 - $ 15,042.00
$ 15,042.00
$ 12,034.00
$ 12,034.00 - $ 12,034.00
$ 12,034.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,721.00
$ 7,721.00 - $ 7,721.00
$ 7,721.00
$ 6,176.00
$ 6,176.00 - $ 6,176.00
$ 6,176.00

Flexfab 5521-125x25, 1-1/4" ID x 25 ft Box Premium Green Silicone Heater Hose, 32mm 350F Radiator Coolant

Product Details The Flexfab 5521-125x25 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

View full details
$ 7,721.00
$ 7,721.00 - $ 7,721.00
$ 7,721.00
$ 6,176.00
$ 6,176.00 - $ 6,176.00
$ 6,176.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 46,453.00
$ 46,453.00 - $ 46,453.00
$ 46,453.00
$ 37,162.00
$ 37,162.00 - $ 37,162.00
$ 37,162.00

Flexfab 5521-100x200, 1" ID x 200 ft Spool Premium Green Silicone Heater Hose, 25mm 350F Radiator Coolant

Product Details The Flexfab 5521-100x200 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It res...

View full details
$ 46,453.00
$ 46,453.00 - $ 46,453.00
$ 46,453.00
$ 37,162.00
$ 37,162.00 - $ 37,162.00
$ 37,162.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 11,836.00
$ 11,836.00 - $ 11,836.00
$ 11,836.00
$ 9,468.00
$ 9,468.00 - $ 9,468.00
$ 9,468.00

Flexfab 5521-100x50, 1" ID x 50 ft Box Premium Green Silicone Heater Hose, 25mm 350F Radiator Coolant

Product Details The Flexfab 5521-100x50 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

View full details
$ 11,836.00
$ 11,836.00 - $ 11,836.00
$ 11,836.00
$ 9,468.00
$ 9,468.00 - $ 9,468.00
$ 9,468.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 6,238.00
$ 6,238.00 - $ 6,238.00
$ 6,238.00
$ 4,991.00
$ 4,991.00 - $ 4,991.00
$ 4,991.00

Flexfab 5521-100x25, 1" ID x 25 ft Box Premium Green Silicone Heater Hose, 25mm 350F Radiator Coolant

Product Details The Flexfab 5521-100x25 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

View full details
$ 6,238.00
$ 6,238.00 - $ 6,238.00
$ 6,238.00
$ 4,991.00
$ 4,991.00 - $ 4,991.00
$ 4,991.00
Save 20% Save %

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