Skip to content
Fall Ready Sale15% off everything through Nov 7FALLREADY15Tap to apply at checkout →
15% off through Nov 7FALLREADY15Tap to apply →

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.

Filters

Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 2,841.00
$ 2,841.00 - $ 2,841.00
$ 2,841.00
$ 2,273.00
$ 2,273.00 - $ 2,273.00
$ 2,273.00

Flexfab 5515-350, 3.50" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 89mm

Product Details The Flexfab 5515-350 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 2,841.00
$ 2,841.00 - $ 2,841.00
$ 2,841.00
$ 2,273.00
$ 2,273.00 - $ 2,273.00
$ 2,273.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 10,439.00
$ 10,439.00 - $ 10,439.00
$ 10,439.00
$ 8,351.00
$ 8,351.00 - $ 8,351.00
$ 8,351.00

Flexfab 5515-338X12, 3.38" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 86mm

Product Details The Flexfab 5515-338X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 10,439.00
$ 10,439.00 - $ 10,439.00
$ 10,439.00
$ 8,351.00
$ 8,351.00 - $ 8,351.00
$ 8,351.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 2,610.00
$ 2,610.00 - $ 2,610.00
$ 2,610.00
$ 2,088.00
$ 2,088.00 - $ 2,088.00
$ 2,088.00

Flexfab 5515-338, 3.38" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 86mm

Product Details The Flexfab 5515-338 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 2,610.00
$ 2,610.00 - $ 2,610.00
$ 2,610.00
$ 2,088.00
$ 2,088.00 - $ 2,088.00
$ 2,088.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant Save 20% Save %
$ 10,320.00
$ 10,320.00 - $ 10,320.00
$ 10,320.00
$ 8,257.00
$ 8,257.00 - $ 8,257.00
$ 8,257.00

Flexfab 5515-325X12, 3.25" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 83mm

Product Details The Flexfab 5515-325X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 10,320.00
$ 10,320.00 - $ 10,320.00
$ 10,320.00
$ 8,257.00
$ 8,257.00 - $ 8,257.00
$ 8,257.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,580.00
$ 2,580.00 - $ 2,580.00
$ 2,580.00
$ 2,065.00
$ 2,065.00 - $ 2,065.00
$ 2,065.00

Flexfab 5515-325, 3.25" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 83mm

Product Details The Flexfab 5515-325 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 2,580.00
$ 2,580.00 - $ 2,580.00
$ 2,580.00
$ 2,065.00
$ 2,065.00 - $ 2,065.00
$ 2,065.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 9,737.00
$ 9,737.00 - $ 9,737.00
$ 9,737.00
$ 7,789.00
$ 7,789.00 - $ 7,789.00
$ 7,789.00

Flexfab 5515-312X12, 3.13" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 80mm

Product Details The Flexfab 5515-312X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 9,737.00
$ 9,737.00 - $ 9,737.00
$ 9,737.00
$ 7,789.00
$ 7,789.00 - $ 7,789.00
$ 7,789.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,452.00
$ 2,452.00 - $ 2,452.00
$ 2,452.00
$ 1,962.00
$ 1,962.00 - $ 1,962.00
$ 1,962.00

Flexfab 5515-312, 3.13" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 80mm

Product Details The Flexfab 5515-312 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 2,452.00
$ 2,452.00 - $ 2,452.00
$ 2,452.00
$ 1,962.00
$ 1,962.00 - $ 1,962.00
$ 1,962.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 9,724.00
$ 9,724.00 - $ 9,724.00
$ 9,724.00
$ 7,780.00
$ 7,780.00 - $ 7,780.00
$ 7,780.00

Flexfab 5515-300X12, 3.00" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 76mm

Product Details The Flexfab 5515-300X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 9,724.00
$ 9,724.00 - $ 9,724.00
$ 9,724.00
$ 7,780.00
$ 7,780.00 - $ 7,780.00
$ 7,780.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,431.00
$ 2,431.00 - $ 2,431.00
$ 2,431.00
$ 1,945.00
$ 1,945.00 - $ 1,945.00
$ 1,945.00

Flexfab 5515-300, 3.00" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 76mm

Product Details The Flexfab 5515-300 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 2,431.00
$ 2,431.00 - $ 2,431.00
$ 2,431.00
$ 1,945.00
$ 1,945.00 - $ 1,945.00
$ 1,945.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 9,375.00
$ 9,375.00 - $ 9,375.00
$ 9,375.00
$ 7,501.00
$ 7,501.00 - $ 7,501.00
$ 7,501.00

Flexfab 5515-287X12, 2.88" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 73mm

Product Details The Flexfab 5515-287X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 9,375.00
$ 9,375.00 - $ 9,375.00
$ 9,375.00
$ 7,501.00
$ 7,501.00 - $ 7,501.00
$ 7,501.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,345.00
$ 2,345.00 - $ 2,345.00
$ 2,345.00
$ 1,875.00
$ 1,875.00 - $ 1,875.00
$ 1,875.00

Flexfab 5515-287, 2.88" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 73mm

Product Details The Flexfab 5515-287 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 2,345.00
$ 2,345.00 - $ 2,345.00
$ 2,345.00
$ 1,875.00
$ 1,875.00 - $ 1,875.00
$ 1,875.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,989.00
$ 8,989.00 - $ 8,989.00
$ 8,989.00
$ 7,191.00
$ 7,191.00 - $ 7,191.00
$ 7,191.00

Flexfab 5515-275X12, 2.75" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 70mm

Product Details The Flexfab 5515-275X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 8,989.00
$ 8,989.00 - $ 8,989.00
$ 8,989.00
$ 7,191.00
$ 7,191.00 - $ 7,191.00
$ 7,191.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,248.00
$ 2,248.00 - $ 2,248.00
$ 2,248.00
$ 1,798.00
$ 1,798.00 - $ 1,798.00
$ 1,798.00

Flexfab 5515-275, 2.75" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 70mm

Product Details The Flexfab 5515-275 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 2,248.00
$ 2,248.00 - $ 2,248.00
$ 2,248.00
$ 1,798.00
$ 1,798.00 - $ 1,798.00
$ 1,798.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,649.00
$ 8,649.00 - $ 8,649.00
$ 8,649.00
$ 6,920.00
$ 6,920.00 - $ 6,920.00
$ 6,920.00

Flexfab 5515-262X12, 2.63" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 67mm

Product Details The Flexfab 5515-262X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 8,649.00
$ 8,649.00 - $ 8,649.00
$ 8,649.00
$ 6,920.00
$ 6,920.00 - $ 6,920.00
$ 6,920.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,163.00
$ 2,163.00 - $ 2,163.00
$ 2,163.00
$ 1,730.00
$ 1,730.00 - $ 1,730.00
$ 1,730.00

Flexfab 5515-262, 2.63" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 67mm

Product Details The Flexfab 5515-262 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 2,163.00
$ 2,163.00 - $ 2,163.00
$ 2,163.00
$ 1,730.00
$ 1,730.00 - $ 1,730.00
$ 1,730.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 8,346.00
$ 8,346.00 - $ 8,346.00
$ 8,346.00
$ 6,677.00
$ 6,677.00 - $ 6,677.00
$ 6,677.00

Flexfab 5515-250X12, 2.50" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 64mm

Product Details The Flexfab 5515-250X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 8,346.00
$ 8,346.00 - $ 8,346.00
$ 8,346.00
$ 6,677.00
$ 6,677.00 - $ 6,677.00
$ 6,677.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 2,086.00
$ 2,086.00 - $ 2,086.00
$ 2,086.00
$ 1,669.00
$ 1,669.00 - $ 1,669.00
$ 1,669.00

Flexfab 5515-250, 2.50" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 64mm

Product Details The Flexfab 5515-250 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 2,086.00
$ 2,086.00 - $ 2,086.00
$ 2,086.00
$ 1,669.00
$ 1,669.00 - $ 1,669.00
$ 1,669.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,544.00
$ 7,544.00 - $ 7,544.00
$ 7,544.00
$ 6,035.00
$ 6,035.00 - $ 6,035.00
$ 6,035.00

Flexfab 5515-238X12, 2.38" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 60mm

Product Details The Flexfab 5515-238X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 7,544.00
$ 7,544.00 - $ 7,544.00
$ 7,544.00
$ 6,035.00
$ 6,035.00 - $ 6,035.00
$ 6,035.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,886.00
$ 1,886.00 - $ 1,886.00
$ 1,886.00
$ 1,509.00
$ 1,509.00 - $ 1,509.00
$ 1,509.00

Flexfab 5515-238, 2.38" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 60mm

Product Details The Flexfab 5515-238 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 1,886.00
$ 1,886.00 - $ 1,886.00
$ 1,886.00
$ 1,509.00
$ 1,509.00 - $ 1,509.00
$ 1,509.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,682.00
$ 7,682.00 - $ 7,682.00
$ 7,682.00
$ 6,145.00
$ 6,145.00 - $ 6,145.00
$ 6,145.00

Flexfab 5515-225X12, 2.25" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 57mm

Product Details The Flexfab 5515-225X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 7,682.00
$ 7,682.00 - $ 7,682.00
$ 7,682.00
$ 6,145.00
$ 6,145.00 - $ 6,145.00
$ 6,145.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,920.00
$ 1,920.00 - $ 1,920.00
$ 1,920.00
$ 1,537.00
$ 1,537.00 - $ 1,537.00
$ 1,537.00

Flexfab 5515-225, 2.25" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 57mm

Product Details The Flexfab 5515-225 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 1,920.00
$ 1,920.00 - $ 1,920.00
$ 1,920.00
$ 1,537.00
$ 1,537.00 - $ 1,537.00
$ 1,537.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,367.00
$ 7,367.00 - $ 7,367.00
$ 7,367.00
$ 5,894.00
$ 5,894.00 - $ 5,894.00
$ 5,894.00

Flexfab 5515-212X12, 2.13" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 54mm

Product Details The Flexfab 5515-212X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 7,367.00
$ 7,367.00 - $ 7,367.00
$ 7,367.00
$ 5,894.00
$ 5,894.00 - $ 5,894.00
$ 5,894.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 1,843.00
$ 1,843.00 - $ 1,843.00
$ 1,843.00
$ 1,473.00
$ 1,473.00 - $ 1,473.00
$ 1,473.00

Flexfab 5515-212, 2.13" x 3 ft, 3-Ply Blue Silicone Coolant Hose, 54mm

Product Details The Flexfab 5515-212 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening, c...

View full details
$ 1,843.00
$ 1,843.00 - $ 1,843.00
$ 1,843.00
$ 1,473.00
$ 1,473.00 - $ 1,473.00
$ 1,473.00
Save 20% Save %
Flexfab 5526-062x50, 5/8" ID x 50 ft Box Blue Silicone Heater Hose, 16mm 350F Radiator Coolant
Save 20% Save %
$ 7,101.00
$ 7,101.00 - $ 7,101.00
$ 7,101.00
$ 5,681.00
$ 5,681.00 - $ 5,681.00
$ 5,681.00

Flexfab 5515-200X12, 2.00" x 12 ft, 3-Ply Blue Silicone Coolant Hose, 51mm

Product Details The Flexfab 5515-200X12 is a blue silicone, 3-ply polyester hose engineered for demanding engine environments. It resists hardening...

View full details
$ 7,101.00
$ 7,101.00 - $ 7,101.00
$ 7,101.00
$ 5,681.00
$ 5,681.00 - $ 5,681.00
$ 5,681.00
Save 20% Save %

Request a Quote

Bulk and dealer pricing. Tell us what you need and we’ll reply within one business day.