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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.

  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €94,95 - €94,95
    €94,95
    €94,95 - €94,95
    €94,95

    Flexfab 5526-050x25, 1/2" ID x 25 ft Box Blue Silicone Heater Hose, 13mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-050x25 standard silicone heater hose — a 25-foot box of 1/2" ID hose engineered for sup...

    View full details
    €94,95 - €94,95
    €94,95
    €94,95 - €94,95
    €94,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €1.707,95 - €1.707,95
    €1.707,95
    €1.707,95 - €1.707,95
    €1.707,95

    Flexfab 5526-038x600, 3/8" ID x 600 ft Spool Blue Silicone Heater Hose, 10mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-038x600 standard silicone heater hose — a 600-foot spool of 3/8" ID hose engineered for...

    View full details
    €1.707,95 - €1.707,95
    €1.707,95
    €1.707,95 - €1.707,95
    €1.707,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €711,95 - €711,95
    €711,95
    €711,95 - €711,95
    €711,95

    Flexfab 5526-038x250, 3/8" ID x 250 ft Spool Blue Silicone Heater Hose, 10mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-038x250 standard silicone heater hose — a 250-foot spool of 3/8" ID hose engineered for...

    View full details
    €711,95 - €711,95
    €711,95
    €711,95 - €711,95
    €711,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €153,95 - €153,95
    €153,95
    €153,95 - €153,95
    €153,95

    Flexfab 5526-038x50, 3/8" ID x 50 ft Box Blue Silicone Heater Hose, 10mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-038x50 standard silicone heater hose — a 50-foot box of 3/8" ID hose engineered for sup...

    View full details
    €153,95 - €153,95
    €153,95
    €153,95 - €153,95
    €153,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €86,95 - €86,95
    €86,95
    €86,95 - €86,95
    €86,95

    Flexfab 5526-038x25, 3/8" ID x 25 ft Box Blue Silicone Heater Hose, 10mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-038x25 standard silicone heater hose — a 25-foot box of 3/8" ID hose engineered for sup...

    View full details
    €86,95 - €86,95
    €86,95
    €86,95 - €86,95
    €86,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €148,95 - €148,95
    €148,95
    €148,95 - €148,95
    €148,95

    Flexfab 5526-031x50, 5/16" ID x 50 ft Box Blue Silicone Heater Hose, 8mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-031x50 standard silicone heater hose — a 50-foot box of 5/16" ID hose engineered for su...

    View full details
    €148,95 - €148,95
    €148,95
    €148,95 - €148,95
    €148,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €78,95 - €78,95
    €78,95
    €78,95 - €78,95
    €78,95

    Flexfab 5526-031x25, 5/16" ID x 25 ft Box Blue Silicone Heater Hose, 8mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-031x25 standard silicone heater hose — a 25-foot box of 5/16" ID hose engineered for su...

    View full details
    €78,95 - €78,95
    €78,95
    €78,95 - €78,95
    €78,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €2.152,95 - €2.152,95
    €2.152,95
    €2.152,95 - €2.152,95
    €2.152,95

    Flexfab 5526-025x800, 1/4" ID x 800 ft Spool Blue Silicone Heater Hose, 6mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-025x800 standard silicone heater hose — a 800-foot spool of 1/4" ID hose engineered for...

    View full details
    €2.152,95 - €2.152,95
    €2.152,95
    €2.152,95 - €2.152,95
    €2.152,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €672,95 - €672,95
    €672,95
    €672,95 - €672,95
    €672,95

    Flexfab 5526-025x250, 1/4" ID x 250 ft Spool Blue Silicone Heater Hose, 6mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-025x250 standard silicone heater hose — a 250-foot spool of 1/4" ID hose engineered for...

    View full details
    €672,95 - €672,95
    €672,95
    €672,95 - €672,95
    €672,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €137,95 - €137,95
    €137,95
    €137,95 - €137,95
    €137,95

    Flexfab 5526-025x50, 1/4" ID x 50 ft Box Blue Silicone Heater Hose, 6mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-025x50 standard silicone heater hose — a 50-foot box of 1/4" ID hose engineered for sup...

    View full details
    €137,95 - €137,95
    €137,95
    €137,95 - €137,95
    €137,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €73,95 - €73,95
    €73,95
    €73,95 - €73,95
    €73,95

    Flexfab 5526-025x25, 1/4" ID x 25 ft Box Blue Silicone Heater Hose, 6mm 350F Radiator Coolant

    In stock

    Upgrade your heater and coolant lines with the Flexfab 5526-025x25 standard silicone heater hose — a 25-foot box of 1/4" ID hose engineered for sup...

    View full details
    €73,95 - €73,95
    €73,95
    €73,95 - €73,95
    €73,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €204,95 - €204,95
    €204,95
    €204,95 - €204,95
    €204,95

    Flexfab 5780-300, 3.00" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 76mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-300 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-aramid r...

    View full details
    €204,95 - €204,95
    €204,95
    €204,95 - €204,95
    €204,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €191,95 - €191,95
    €191,95
    €191,95 - €191,95
    €191,95

    Flexfab 5780-275, 2.75" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 70mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-275 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-aramid r...

    View full details
    €191,95 - €191,95
    €191,95
    €191,95 - €191,95
    €191,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €185,95 - €185,95
    €185,95
    €185,95 - €185,95
    €185,95

    Flexfab 5780-262, 2.63" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 67mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-262 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-aramid r...

    View full details
    €185,95 - €185,95
    €185,95
    €185,95 - €185,95
    €185,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €591,95 - €591,95
    €591,95
    €591,95 - €591,95
    €591,95

    Flexfab 5780-250X12, 2.50" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 64mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-250X12 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-arami...

    View full details
    €591,95 - €591,95
    €591,95
    €591,95 - €591,95
    €591,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €147,95 - €147,95
    €147,95
    €147,95 - €147,95
    €147,95

    Flexfab 5780-250, 2.50" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 64mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-250 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-aramid r...

    View full details
    €147,95 - €147,95
    €147,95
    €147,95 - €147,95
    €147,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €541,95 - €541,95
    €541,95
    €541,95 - €541,95
    €541,95

    Flexfab 5780-225X12, 2.25" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 57mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-225X12 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-arami...

    View full details
    €541,95 - €541,95
    €541,95
    €541,95 - €541,95
    €541,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €135,95 - €135,95
    €135,95
    €135,95 - €135,95
    €135,95

    Flexfab 5780-225, 2.25" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 57mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-225 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-aramid r...

    View full details
    €135,95 - €135,95
    €135,95
    €135,95 - €135,95
    €135,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €493,95 - €493,95
    €493,95
    €493,95 - €493,95
    €493,95

    Flexfab 5780-200X12, 2.00" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 51mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-200X12 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-arami...

    View full details
    €493,95 - €493,95
    €493,95
    €493,95 - €493,95
    €493,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €123,95 - €123,95
    €123,95
    €123,95 - €123,95
    €123,95

    Flexfab 5780-200, 2.00" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 51mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-200 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-aramid r...

    View full details
    €123,95 - €123,95
    €123,95
    €123,95 - €123,95
    €123,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €110,95 - €110,95
    €110,95
    €110,95 - €110,95
    €110,95

    Flexfab 5780-175, 1.75" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 44mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-175 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-aramid r...

    View full details
    €110,95 - €110,95
    €110,95
    €110,95 - €110,95
    €110,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €97,95 - €97,95
    €97,95
    €97,95 - €97,95
    €97,95

    Flexfab 5780-150, 1.50" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 38mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-150 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-aramid r...

    View full details
    €97,95 - €97,95
    €97,95
    €97,95 - €97,95
    €97,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €360,95 - €360,95
    €360,95
    €360,95 - €360,95
    €360,95

    Flexfab 5780-138X12, 1.38" x 12 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 35mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-138X12 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-arami...

    View full details
    €360,95 - €360,95
    €360,95
    €360,95 - €360,95
    €360,95
  • Flexfab KIT5003D heater hose repair kit hose and clamp kit
    €90,95 - €90,95
    €90,95
    €90,95 - €90,95
    €90,95

    Flexfab 5780-138, 1.38" x 3 ft, High Temp Red Silicone Meta-Aramid Coolant Hose, 35mm

    In stock

    Run coolant where standard silicone gives out with the Flexfab 5780-138 high-temperature meta-aramid hose. Its thicker 4-ply wall and meta-aramid r...

    View full details
    €90,95 - €90,95
    €90,95
    €90,95 - €90,95
    €90,95