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Our most popular couplers, hose, clamps, and irrigation parts. Updated automatically based on what customers actually buy.

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Original price $ 272.49
Original price $ 272.49 - Original price $ 272.49
Original price $ 272.49
Current price $ 217.99
$ 217.99 - $ 217.99
Current price $ 217.99

Flexfab 5521-087x25, 7/8" ID x 25 ft Box Premium Green Silicone Heater Hose, 22mm 350F Radiator Coolant

Product Details The Flexfab 5521-087x25 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 272.49
Original price $ 272.49 - Original price $ 272.49
Original price $ 272.49
Current price $ 217.99
$ 217.99 - $ 217.99
Current price $ 217.99
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Original price $ 2,624.99
Original price $ 2,624.99 - Original price $ 2,624.99
Original price $ 2,624.99
Current price $ 2,099.99
$ 2,099.99 - $ 2,099.99
Current price $ 2,099.99

Flexfab 5521-075x300, 3/4" ID x 300 ft Spool Premium Green Silicone Heater Hose, 19mm 350F Radiator Coolant

Product Details The Flexfab 5521-075x300 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It res...

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Original price $ 2,624.99
Original price $ 2,624.99 - Original price $ 2,624.99
Original price $ 2,624.99
Current price $ 2,099.99
$ 2,099.99 - $ 2,099.99
Current price $ 2,099.99
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Original price $ 474.99
Original price $ 474.99 - Original price $ 474.99
Original price $ 474.99
Current price $ 379.99
$ 379.99 - $ 379.99
Current price $ 379.99

Flexfab 5521-075x50, 3/4" ID x 50 ft Box Premium Green Silicone Heater Hose, 19mm 350F Radiator Coolant

Product Details The Flexfab 5521-075x50 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 474.99
Original price $ 474.99 - Original price $ 474.99
Original price $ 474.99
Current price $ 379.99
$ 379.99 - $ 379.99
Current price $ 379.99
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Original price $ 259.99
Original price $ 259.99 - Original price $ 259.99
Original price $ 259.99
Current price $ 207.99
$ 207.99 - $ 207.99
Current price $ 207.99

Flexfab 5521-075x25, 3/4" ID x 25 ft Box Premium Green Silicone Heater Hose, 19mm 350F Radiator Coolant

Product Details The Flexfab 5521-075x25 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 259.99
Original price $ 259.99 - Original price $ 259.99
Original price $ 259.99
Current price $ 207.99
$ 207.99 - $ 207.99
Current price $ 207.99
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Original price $ 2,874.99
Original price $ 2,874.99 - Original price $ 2,874.99
Original price $ 2,874.99
Current price $ 2,299.99
$ 2,299.99 - $ 2,299.99
Current price $ 2,299.99

Flexfab 5521-062x400, 5/8" ID x 400 ft Spool Premium Green Silicone Heater Hose, 16mm 350F Radiator Coolant

Product Details The Flexfab 5521-062x400 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It res...

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Original price $ 2,874.99
Original price $ 2,874.99 - Original price $ 2,874.99
Original price $ 2,874.99
Current price $ 2,299.99
$ 2,299.99 - $ 2,299.99
Current price $ 2,299.99
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Original price $ 361.29
Original price $ 361.29 - Original price $ 361.29
Original price $ 361.29
Current price $ 288.99
$ 288.99 - $ 288.99
Current price $ 288.99

Flexfab 5521-062x50, 5/8" ID x 50 ft Box Premium Green Silicone Heater Hose, 16mm 350F Radiator Coolant

Product Details The Flexfab 5521-062x50 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 361.29
Original price $ 361.29 - Original price $ 361.29
Original price $ 361.29
Current price $ 288.99
$ 288.99 - $ 288.99
Current price $ 288.99
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Original price $ 196.29
Original price $ 196.29 - Original price $ 196.29
Original price $ 196.29
Current price $ 156.99
$ 156.99 - $ 156.99
Current price $ 156.99

Flexfab 5521-062x25, 5/8" ID x 25 ft Box Premium Green Silicone Heater Hose, 16mm 350F Radiator Coolant

Product Details The Flexfab 5521-062x25 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 196.29
Original price $ 196.29 - Original price $ 196.29
Original price $ 196.29
Current price $ 156.99
$ 156.99 - $ 156.99
Current price $ 156.99
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Original price $ 3,124.99
Original price $ 3,124.99 - Original price $ 3,124.99
Original price $ 3,124.99
Current price $ 2,499.99
$ 2,499.99 - $ 2,499.99
Current price $ 2,499.99

Flexfab 5521-050x500, 1/2" ID x 500 ft Spool Premium Green Silicone Heater Hose, 13mm 350F Radiator Coolant

Product Details The Flexfab 5521-050x500 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It res...

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Original price $ 3,124.99
Original price $ 3,124.99 - Original price $ 3,124.99
Original price $ 3,124.99
Current price $ 2,499.99
$ 2,499.99 - $ 2,499.99
Current price $ 2,499.99
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Original price $ 311.29
Original price $ 311.29 - Original price $ 311.29
Original price $ 311.29
Current price $ 248.99
$ 248.99 - $ 248.99
Current price $ 248.99

Flexfab 5521-050x50, 1/2" ID x 50 ft Box Premium Green Silicone Heater Hose, 13mm 350F Radiator Coolant

Product Details The Flexfab 5521-050x50 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 311.29
Original price $ 311.29 - Original price $ 311.29
Original price $ 311.29
Current price $ 248.99
$ 248.99 - $ 248.99
Current price $ 248.99
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Original price $ 2,718.79
Original price $ 2,718.79 - Original price $ 2,718.79
Original price $ 2,718.79
Current price $ 2,174.99
$ 2,174.99 - $ 2,174.99
Current price $ 2,174.99

Flexfab 5521-038x500, 3/8" ID x 500 ft Spool Premium Green Silicone Heater Hose, 10mm 350F Radiator Coolant

Product Details The Flexfab 5521-038x500 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It res...

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Original price $ 2,718.79
Original price $ 2,718.79 - Original price $ 2,718.79
Original price $ 2,718.79
Current price $ 2,174.99
$ 2,174.99 - $ 2,174.99
Current price $ 2,174.99
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Original price $ 279.99
Original price $ 279.99 - Original price $ 279.99
Original price $ 279.99
Current price $ 223.99
$ 223.99 - $ 223.99
Current price $ 223.99

Flexfab 5521-038x50, 3/8" ID x 50 ft Box Premium Green Silicone Heater Hose, 10mm 350F Radiator Coolant

Product Details The Flexfab 5521-038x50 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 279.99
Original price $ 279.99 - Original price $ 279.99
Original price $ 279.99
Current price $ 223.99
$ 223.99 - $ 223.99
Current price $ 223.99
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Original price $ 156.29
Original price $ 156.29 - Original price $ 156.29
Original price $ 156.29
Current price $ 124.99
$ 124.99 - $ 124.99
Current price $ 124.99

Flexfab 5521-038x25, 3/8" ID x 25 ft Box Premium Green Silicone Heater Hose, 10mm 350F Radiator Coolant

Product Details The Flexfab 5521-038x25 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 156.29
Original price $ 156.29 - Original price $ 156.29
Original price $ 156.29
Current price $ 124.99
$ 124.99 - $ 124.99
Current price $ 124.99
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Original price $ 3,437.49
Original price $ 3,437.49 - Original price $ 3,437.49
Original price $ 3,437.49
Current price $ 2,749.99
$ 2,749.99 - $ 2,749.99
Current price $ 2,749.99

Flexfab 5521-031x600, 5/16" ID x 600 ft Spool Premium Green Silicone Heater Hose, 8mm 350F Radiator Coolant

Product Details The Flexfab 5521-031x600 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It res...

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Original price $ 3,437.49
Original price $ 3,437.49 - Original price $ 3,437.49
Original price $ 3,437.49
Current price $ 2,749.99
$ 2,749.99 - $ 2,749.99
Current price $ 2,749.99
Save 20% Save %
Original price $ 156.29
Original price $ 156.29 - Original price $ 156.29
Original price $ 156.29
Current price $ 124.99
$ 124.99 - $ 124.99
Current price $ 124.99

Flexfab 5521-031x25, 5/16" ID x 25 ft Box Premium Green Silicone Heater Hose, 8mm 350F Radiator Coolant

Product Details The Flexfab 5521-031x25 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 156.29
Original price $ 156.29 - Original price $ 156.29
Original price $ 156.29
Current price $ 124.99
$ 124.99 - $ 124.99
Current price $ 124.99
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Original price $ 3,374.99
Original price $ 3,374.99 - Original price $ 3,374.99
Original price $ 3,374.99
Current price $ 2,699.99
$ 2,699.99 - $ 2,699.99
Current price $ 2,699.99

Flexfab 5521-025x800, 1/4" ID x 800 ft Spool Premium Green Silicone Heater Hose, 6mm 350F Radiator Coolant

Product Details The Flexfab 5521-025x800 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It res...

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Original price $ 3,374.99
Original price $ 3,374.99 - Original price $ 3,374.99
Original price $ 3,374.99
Current price $ 2,699.99
$ 2,699.99 - $ 2,699.99
Current price $ 2,699.99
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Original price $ 249.99
Original price $ 249.99 - Original price $ 249.99
Original price $ 249.99
Current price $ 199.99
$ 199.99 - $ 199.99
Current price $ 199.99

Flexfab 5521-025x50, 1/4" ID x 50 ft Box Premium Green Silicone Heater Hose, 6mm 350F Radiator Coolant

Product Details The Flexfab 5521-025x50 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 249.99
Original price $ 249.99 - Original price $ 249.99
Original price $ 249.99
Current price $ 199.99
$ 199.99 - $ 199.99
Current price $ 199.99
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Original price $ 128.79
Original price $ 128.79 - Original price $ 128.79
Original price $ 128.79
Current price $ 102.99
$ 102.99 - $ 102.99
Current price $ 102.99

Flexfab 5521-025x25, 1/4" ID x 25 ft Box Premium Green Silicone Heater Hose, 6mm 350F Radiator Coolant

Product Details The Flexfab 5521-025x25 is a green cover/red liner silicone, 1-ply nylon hose engineered for demanding engine environments. It resi...

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Original price $ 128.79
Original price $ 128.79 - Original price $ 128.79
Original price $ 128.79
Current price $ 102.99
$ 102.99 - $ 102.99
Current price $ 102.99
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Original price $ 1,481.29
Original price $ 1,481.29 - Original price $ 1,481.29
Original price $ 1,481.29
Current price $ 1,184.99
$ 1,184.99 - $ 1,184.99
Current price $ 1,184.99

Flexfab 5526-125x150, 1-1/4" ID x 150 ft Spool Blue Silicone Heater Hose, 32mm 350F Radiator Coolant

Product Details The Flexfab 5526-125x150 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, c...

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Original price $ 1,481.29
Original price $ 1,481.29 - Original price $ 1,481.29
Original price $ 1,481.29
Current price $ 1,184.99
$ 1,184.99 - $ 1,184.99
Current price $ 1,184.99
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Original price $ 546.89
Original price $ 546.89 - Original price $ 546.89
Original price $ 546.89
Current price $ 437.49
$ 437.49 - $ 437.49
Current price $ 437.49

Flexfab 5526-125x50, 1-1/4" ID x 50 ft Box Blue Silicone Heater Hose, 32mm 350F Radiator Coolant

Product Details The Flexfab 5526-125x50 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

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Original price $ 546.89
Original price $ 546.89 - Original price $ 546.89
Original price $ 546.89
Current price $ 437.49
$ 437.49 - $ 437.49
Current price $ 437.49
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Original price $ 1,537.49
Original price $ 1,537.49 - Original price $ 1,537.49
Original price $ 1,537.49
Current price $ 1,229.99
$ 1,229.99 - $ 1,229.99
Current price $ 1,229.99

Flexfab 5526-100x200, 1" ID x 200 ft Spool Blue Silicone Heater Hose, 25mm 350F Radiator Coolant

Product Details The Flexfab 5526-100x200 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, c...

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Original price $ 1,537.49
Original price $ 1,537.49 - Original price $ 1,537.49
Original price $ 1,537.49
Current price $ 1,229.99
$ 1,229.99 - $ 1,229.99
Current price $ 1,229.99
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Original price $ 406.29
Original price $ 406.29 - Original price $ 406.29
Original price $ 406.29
Current price $ 324.99
$ 324.99 - $ 324.99
Current price $ 324.99

Flexfab 5526-100x50, 1" ID x 50 ft Box Blue Silicone Heater Hose, 25mm 350F Radiator Coolant

Product Details The Flexfab 5526-100x50 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

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Original price $ 406.29
Original price $ 406.29 - Original price $ 406.29
Original price $ 406.29
Current price $ 324.99
$ 324.99 - $ 324.99
Current price $ 324.99
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Original price $ 225.79
Original price $ 225.79 - Original price $ 225.79
Original price $ 225.79
Current price $ 180.59
$ 180.59 - $ 180.59
Current price $ 180.59

Flexfab 5526-100x25, 1" ID x 25 ft Box Blue Silicone Heater Hose, 25mm 350F Radiator Coolant

Product Details The Flexfab 5526-100x25 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

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Original price $ 225.79
Original price $ 225.79 - Original price $ 225.79
Original price $ 225.79
Current price $ 180.59
$ 180.59 - $ 180.59
Current price $ 180.59
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Original price $ 1,312.49
Original price $ 1,312.49 - Original price $ 1,312.49
Original price $ 1,312.49
Current price $ 1,049.99
$ 1,049.99 - $ 1,049.99
Current price $ 1,049.99

Flexfab 5526-087x200, 7/8" ID x 200 ft Spool Blue Silicone Heater Hose, 22mm 350F Radiator Coolant

Product Details The Flexfab 5526-087x200 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, c...

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Original price $ 1,312.49
Original price $ 1,312.49 - Original price $ 1,312.49
Original price $ 1,312.49
Current price $ 1,049.99
$ 1,049.99 - $ 1,049.99
Current price $ 1,049.99
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Original price $ 342.19
Original price $ 342.19 - Original price $ 342.19
Original price $ 342.19
Current price $ 273.79
$ 273.79 - $ 273.79
Current price $ 273.79

Flexfab 5526-087x50, 7/8" ID x 50 ft Box Blue Silicone Heater Hose, 22mm 350F Radiator Coolant

Product Details The Flexfab 5526-087x50 is a blue silicone, 1-ply nylon hose engineered for demanding engine environments. It resists hardening, cr...

View full details
Original price $ 342.19
Original price $ 342.19 - Original price $ 342.19
Original price $ 342.19
Current price $ 273.79
$ 273.79 - $ 273.79
Current price $ 273.79
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