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Flexfab

Flexfab is the standard in silicone hose for the systems that punish ordinary rubber. From blue and green silicone heater and coolant hose to turbo sleeves, charge air connectors, reducers, elbows, and stainless clamps, Flexfab products are engineered for the heat, pressure, and vibration of diesel, marine, transit, and heavy-duty applications. Built in the USA. Shop the full Flexfab range below by hose series, type, size, or color.

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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 %
$ 1,037.00
$ 1,037.00 - $ 1,037.00
$ 1,037.00
$ 830.00
$ 830.00 - $ 830.00
$ 830.00

Flexfab DEA-36519-1000 Beaded Connector, 1.00" OD Anodized Aluminum, Blue Coolant / Charge Air, 3.00" OAL

Join, extend, or reshape a hose run with the Flexfab DEA-36519-1000 beaded connector — a 1.00" OD anodized-aluminum coupler built for coolant, char...

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$ 1,037.00
$ 1,037.00 - $ 1,037.00
$ 1,037.00
$ 830.00
$ 830.00 - $ 830.00
$ 830.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 896.00
$ 896.00 - $ 896.00
$ 896.00
$ 717.00
$ 717.00 - $ 717.00
$ 717.00

Flexfab DEA-36519-0625 Beaded Connector, .625" OD Anodized Aluminum, Blue Coolant / Charge Air, 3.00" OAL

Join, extend, or reshape a hose run with the Flexfab DEA-36519-0625 beaded connector — a .625" OD anodized-aluminum coupler built for coolant, char...

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$ 896.00
$ 896.00 - $ 896.00
$ 896.00
$ 717.00
$ 717.00 - $ 717.00
$ 717.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 1,183.00
$ 1,183.00 - $ 1,183.00
$ 1,183.00
$ 947.00
$ 947.00 - $ 947.00
$ 947.00

Flexfab 7903-400500, 4.00" to 5.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-400500 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

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$ 1,183.00
$ 1,183.00 - $ 1,183.00
$ 1,183.00
$ 947.00
$ 947.00 - $ 947.00
$ 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 %
$ 947.00
$ 947.00 - $ 947.00
$ 947.00
$ 757.00
$ 757.00 - $ 757.00
$ 757.00

Flexfab 7903-350400, 3.50" to 4.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-350400 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

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$ 947.00
$ 947.00 - $ 947.00
$ 947.00
$ 757.00
$ 757.00 - $ 757.00
$ 757.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,175.00
$ 1,175.00 - $ 1,175.00
$ 1,175.00
$ 939.00
$ 939.00 - $ 939.00
$ 939.00

Flexfab 7903-300400, 3.00" to 4.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-300400 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

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$ 1,175.00
$ 1,175.00 - $ 1,175.00
$ 1,175.00
$ 939.00
$ 939.00 - $ 939.00
$ 939.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 943.00
$ 943.00 - $ 943.00
$ 943.00
$ 755.00
$ 755.00 - $ 755.00
$ 755.00

Flexfab 7903-300350, 3.00" to 3.50" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-300350 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

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$ 943.00
$ 943.00 - $ 943.00
$ 943.00
$ 755.00
$ 755.00 - $ 755.00
$ 755.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 856.00
$ 856.00 - $ 856.00
$ 856.00
$ 687.00
$ 687.00 - $ 687.00
$ 687.00

Flexfab 7903-275300, 2.75" to 3.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-275300 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

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$ 856.00
$ 856.00 - $ 856.00
$ 856.00
$ 687.00
$ 687.00 - $ 687.00
$ 687.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,064.00
$ 1,064.00 - $ 1,064.00
$ 1,064.00
$ 851.00
$ 851.00 - $ 851.00
$ 851.00

Flexfab 7903-250350, 2.50" to 3.50" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-250350 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 1,064.00
$ 1,064.00 - $ 1,064.00
$ 1,064.00
$ 851.00
$ 851.00 - $ 851.00
$ 851.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 834.00
$ 834.00 - $ 834.00
$ 834.00
$ 666.00
$ 666.00 - $ 666.00
$ 666.00

Flexfab 7903-250300, 2.50" to 3.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-250300 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

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$ 834.00
$ 834.00 - $ 834.00
$ 834.00
$ 666.00
$ 666.00 - $ 666.00
$ 666.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 806.00
$ 806.00 - $ 806.00
$ 806.00
$ 645.00
$ 645.00 - $ 645.00
$ 645.00

Flexfab 7903-250275, 2.50" to 2.75" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-250275 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

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$ 806.00
$ 806.00 - $ 806.00
$ 806.00
$ 645.00
$ 645.00 - $ 645.00
$ 645.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 970.00
$ 970.00 - $ 970.00
$ 970.00
$ 775.00
$ 775.00 - $ 775.00
$ 775.00

Flexfab 7903-225300, 2.25" to 3.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-225300 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 970.00
$ 970.00 - $ 970.00
$ 970.00
$ 775.00
$ 775.00 - $ 775.00
$ 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 %
$ 804.00
$ 804.00 - $ 804.00
$ 804.00
$ 643.00
$ 643.00 - $ 643.00
$ 643.00

Flexfab 7903-225275, 2.25" to 2.75" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-225275 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 804.00
$ 804.00 - $ 804.00
$ 804.00
$ 643.00
$ 643.00 - $ 643.00
$ 643.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 753.00
$ 753.00 - $ 753.00
$ 753.00
$ 604.00
$ 604.00 - $ 604.00
$ 604.00

Flexfab 7903-225250, 2.25" to 2.50" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-225250 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 753.00
$ 753.00 - $ 753.00
$ 753.00
$ 604.00
$ 604.00 - $ 604.00
$ 604.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 943.00
$ 943.00 - $ 943.00
$ 943.00
$ 755.00
$ 755.00 - $ 755.00
$ 755.00

Flexfab 7903-200300, 2.00" to 3.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-200300 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 943.00
$ 943.00 - $ 943.00
$ 943.00
$ 755.00
$ 755.00 - $ 755.00
$ 755.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 913.00
$ 913.00 - $ 913.00
$ 913.00
$ 732.00
$ 732.00 - $ 732.00
$ 732.00

Flexfab 7903-200275, 2.00" to 2.75" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-200275 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 913.00
$ 913.00 - $ 913.00
$ 913.00
$ 732.00
$ 732.00 - $ 732.00
$ 732.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 738.00
$ 738.00 - $ 738.00
$ 738.00
$ 591.00
$ 591.00 - $ 591.00
$ 591.00

Flexfab 7903-200250, 2.00" to 2.50" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-200250 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 738.00
$ 738.00 - $ 738.00
$ 738.00
$ 591.00
$ 591.00 - $ 591.00
$ 591.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 704.00
$ 704.00 - $ 704.00
$ 704.00
$ 562.00
$ 562.00 - $ 562.00
$ 562.00

Flexfab 7903-200225, 2.00" to 2.25" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-200225 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 704.00
$ 704.00 - $ 704.00
$ 704.00
$ 562.00
$ 562.00 - $ 562.00
$ 562.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 715.00
$ 715.00 - $ 715.00
$ 715.00
$ 574.00
$ 574.00 - $ 574.00
$ 574.00

Flexfab 7903-175200, 1.75" to 2.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-175200 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

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$ 715.00
$ 715.00 - $ 715.00
$ 715.00
$ 574.00
$ 574.00 - $ 574.00
$ 574.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 713.00
$ 713.00 - $ 713.00
$ 713.00
$ 570.00
$ 570.00 - $ 570.00
$ 570.00

Flexfab 7903-150200, 1.50" to 2.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-150200 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 713.00
$ 713.00 - $ 713.00
$ 713.00
$ 570.00
$ 570.00 - $ 570.00
$ 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 %
$ 709.00
$ 709.00 - $ 709.00
$ 709.00
$ 568.00
$ 568.00 - $ 568.00
$ 568.00

Flexfab 7903-125200, 1.25" to 2.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-125200 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 709.00
$ 709.00 - $ 709.00
$ 709.00
$ 568.00
$ 568.00 - $ 568.00
$ 568.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 749.00
$ 749.00 - $ 749.00
$ 749.00
$ 598.00
$ 598.00 - $ 598.00
$ 598.00

Flexfab 7903-100200, 1.00" to 2.00" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-100200 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 749.00
$ 749.00 - $ 749.00
$ 749.00
$ 598.00
$ 598.00 - $ 598.00
$ 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 %
$ 675.00
$ 675.00 - $ 675.00
$ 675.00
$ 540.00
$ 540.00 - $ 540.00
$ 540.00

Flexfab 7903-100175, 1.00" to 1.75" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-100175 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 675.00
$ 675.00 - $ 675.00
$ 675.00
$ 540.00
$ 540.00 - $ 540.00
$ 540.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 643.00
$ 643.00 - $ 643.00
$ 643.00
$ 515.00
$ 515.00 - $ 515.00
$ 515.00

Flexfab 7903-100150, 1.00" to 1.50" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-100150 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 643.00
$ 643.00 - $ 643.00
$ 643.00
$ 515.00
$ 515.00 - $ 515.00
$ 515.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 611.00
$ 611.00 - $ 611.00
$ 611.00
$ 489.00
$ 489.00 - $ 489.00
$ 489.00

Flexfab 7903-100125, 1.00" to 1.25" ID Silicone Reducer, Blue Coolant / Charge Air, 6.00" OAL

Step cleanly between two pipe sizes with the Flexfab 7903-100125 silicone reducer. Its 4-ply meta-aramid construction handles the heat and boost pr...

View full details
$ 611.00
$ 611.00 - $ 611.00
$ 611.00
$ 489.00
$ 489.00 - $ 489.00
$ 489.00
Save 20% Save %

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