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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Original price $ 189.09Original price $ 189.09 - Original price $ 189.09Original price $ 189.09Current price $ 151.27$ 151.27 - $ 151.27Current price $ 151.27
Flexfab 5521-062, 5/8" x 25 ft Green Premium Silicone Heater Hose, .63"
In stockFlexFab Series: 5521 Part Number: 5521-062 Inside Diameter (ID): 0.63" (16mm) Outside Diameter (OD): 1.02" (26mm) Hose Length: 25' Bend Radious: ...
View full detailsOriginal price $ 189.09Original price $ 189.09 - Original price $ 189.09Original price $ 189.09Current price $ 151.27$ 151.27 - $ 151.27Current price $ 151.27Save 20% -
Original price $ 243.79Original price $ 243.79 - Original price $ 243.79Original price $ 243.79Current price $ 195.03$ 195.03 - $ 195.03Current price $ 195.03
Flexfab 5521-075, 3/4" x 25 ft Green Premium Silicone Heater Hose, .75"
In stockFlexFab Series: 5521 Part Number: 5521-075 Suggested Clamp: FLX2582-0012 Inside Diameter (ID): 0.75" (19mm) Outside Diameter (OD): 1.14" (29mm)...
View full detailsOriginal price $ 243.79Original price $ 243.79 - Original price $ 243.79Original price $ 243.79Current price $ 195.03$ 195.03 - $ 195.03Current price $ 195.03Save 20% -
Original price $ 299.99Original price $ 299.99 - Original price $ 299.99Original price $ 299.99Current price $ 239.99$ 239.99 - $ 239.99Current price $ 239.99
Flexfab 5521-050, 1/2" x 50 ft Green Premium Silicone Heater Hose, .50"
In stockFlexFab Series: 5521 Part Number: 5521-050 Suggested Clamp: FLX2582-0006 Inside Diameter (ID): 0.50" (13mm) Outside Diameter (OD): 0.89" (23mm)...
View full detailsOriginal price $ 299.99Original price $ 299.99 - Original price $ 299.99Original price $ 299.99Current price $ 239.99$ 239.99 - $ 239.99Current price $ 239.99Save 20% -
Original price $ 349.99Original price $ 349.99 - Original price $ 349.99Original price $ 349.99Current price $ 279.99$ 279.99 - $ 279.99Current price $ 279.99
Flexfab 5521-062, 5/8" x 50 ft Green Premium Silicone Heater Hose, .63"
In stockFlexFab Series: 5521 Part Number: 5521-062 Inside Diameter (ID): 0.63" (16mm) Outside Diameter (OD): 1.02" (26mm) Hose Length: 50' Bend Radious: ...
View full detailsOriginal price $ 349.99Original price $ 349.99 - Original price $ 349.99Original price $ 349.99Current price $ 279.99$ 279.99 - $ 279.99Current price $ 279.99Save 20% -
Original price $ 163.99Original price $ 163.99 - Original price $ 163.99Original price $ 163.99Current price $ 131.19$ 131.19 - $ 131.19Current price $ 131.19
Flexfab 5521-050, 1/2" x 25 ft Green Premium Silicone Heater Hose, .50"
In stockFlexFab Series: 5521 Part Number: 5521-050 Suggested Clamp: FLX2582-0006 Inside Diameter (ID): 0.50" (13mm) Outside Diameter (OD): 0.89" (23mm)...
View full detailsOriginal price $ 163.99Original price $ 163.99 - Original price $ 163.99Original price $ 163.99Current price $ 131.19$ 131.19 - $ 131.19Current price $ 131.19Save 20% -
Original price $ 147.69Original price $ 147.69 - Original price $ 147.69Original price $ 147.69Current price $ 118.15$ 118.15 - $ 118.15Current price $ 118.15
Flexfab 5521-038, 3/8" x 25 ft Green Premium Silicone Heater Hose, .38"
In stockFlexFab Series: 5521 Part Number: 5521-038 Suggested Clamp: FLX2582-0006 Inside Diameter (ID): 0.38" (10mm) Outside Diameter (OD): 0.77" (20mm)...
View full detailsOriginal price $ 147.69Original price $ 147.69 - Original price $ 147.69Original price $ 147.69Current price $ 118.15$ 118.15 - $ 118.15Current price $ 118.15Save 20% -
Original price $ 234.39Original price $ 234.39 - Original price $ 234.39Original price $ 234.39Current price $ 187.51$ 187.51 - $ 187.51Current price $ 187.51
Flexfab 5521-025, 1/4" x 50 ft Green Premium Silicone Heater Hose, .25"
In stockFlexFab Series: 5521 Part Number: 5521-025 Inside Diameter (ID): 0.25" (6mm) Outside Diameter (OD): 0.64" (16mm) Hose Length: 50' Bend Ra...
View full detailsOriginal price $ 234.39Original price $ 234.39 - Original price $ 234.39Original price $ 234.39Current price $ 187.51$ 187.51 - $ 187.51Current price $ 187.51Save 20% -
Original price $ 31.69Original price $ 31.69 - Original price $ 31.69Original price $ 31.69Current price $ 25.35$ 25.35 - $ 25.35Current price $ 25.35
Flexfab 5521-031, 5/16" x 5 ft Green Premium Silicone Heater Hose, .31"
In stockFlexFab Series: 5521 Part Number: 5521-031 Inside Diameter (ID): 0.31" (8mm) Outside Diameter (OD): 0.70" (18mm) Hose Length: 5' Bend Radious: 5 ...
View full detailsOriginal price $ 31.69Original price $ 31.69 - Original price $ 31.69Original price $ 31.69Current price $ 25.35$ 25.35 - $ 25.35Current price $ 25.35Save 20% -
Original price $ 640.69Original price $ 640.69 - Original price $ 640.69Original price $ 640.69Current price $ 512.55$ 512.55 - $ 512.55Current price $ 512.55
Flexfab 5521-100, 1" x 50 ft Green Premium Silicone Heater Hose, 1.00"
In stockFlexFab Series: 5521 Part Number: 5521-100 Inside Diameter (ID): 1.00" (25mm) Outside Diameter (OD): 1.39" (35mm) Hose Length: 50' Bend Radious: ...
View full detailsOriginal price $ 640.69Original price $ 640.69 - Original price $ 640.69Original price $ 640.69Current price $ 512.55$ 512.55 - $ 512.55Current price $ 512.55Save 20% -
Original price $ 121.89Original price $ 121.89 - Original price $ 121.89Original price $ 121.89Current price $ 97.51$ 97.51 - $ 97.51Current price $ 97.51
Flexfab 5521-025, 1/4" x 25 ft Green Premium Silicone Heater Hose, .25"
In stockFlexFab Series: 5521 Part Number: 5521-025 Inside Diameter (ID): 0.25" (6mm) Outside Diameter (OD): 0.64" (16mm) Hose Length: 25' Bend Ra...
View full detailsOriginal price $ 121.89Original price $ 121.89 - Original price $ 121.89Original price $ 121.89Current price $ 97.51$ 97.51 - $ 97.51Current price $ 97.51Save 20% -
Original price $ 828.09 - Original price $ 828.09Original price $ 828.09$ 993.71$ 993.71 - $ 993.71Current price $ 993.71Flexfab 5521-125, 1-1/4" x 75 ft Green Premium Silicone Heater Hose, 1.25"
In stockFlexFab Series: 5521 Part Number: 5521-125 Inside Diameter (ID): 1.25" (32mm) Outside Diameter (OD): 1.64" (42mm) Hose Length: 75' Bend Radius: ...
View full detailsOriginal price $ 828.09 - Original price $ 828.09Original price $ 828.09$ 993.71$ 993.71 - $ 993.71Current price $ 993.71 -
Original price $ 25.35 - Original price $ 25.35Original price$ 25.35$ 25.35 - $ 25.35Current price $ 25.35Flexfab 5521-025, 1/4" x 5 ft Green Premium Silicone Heater Hose, .25"
In stockFlexFab Series: 5521 Part Number: 5521-025 Inside Diameter (ID): 0.25" (6mm) Outside Diameter (OD): 0.64" (16mm) Hose Length: 5' Bend Rad...
View full detailsOriginal price $ 25.35 - Original price $ 25.35Original price$ 25.35$ 25.35 - $ 25.35Current price $ 25.35 -
Original price $ 2,399.99Original price $ 2,399.99 - Original price $ 2,399.99Original price $ 2,399.99Current price $ 1,919.99$ 1,919.99 - $ 1,919.99Current price $ 1,919.99
Flexfab 5521-125, 1-1/4" x 150 ft Green Premium Silicone Heater Hose, 1.25" (Reel)
In stockFlexFab Series: 5521 Part Number: 5521-125 Inside Diameter (ID): 1.25" (32mm) Outside Diameter (OD): 1.64" (42mm) Hose Length: 150' (Reel) Bend R...
View full detailsOriginal price $ 2,399.99Original price $ 2,399.99 - Original price $ 2,399.99Original price $ 2,399.99Current price $ 1,919.99$ 1,919.99 - $ 1,919.99Current price $ 1,919.99Save 20% -
Original price $ 17.29Original price $ 17.29 - Original price $ 17.29Original price $ 17.29Current price $ 13.83$ 13.83 - $ 13.83Current price $ 13.83
Flexfab 5521-125, 1-1/4" x 1 ft (Choose your length) Green Premium Silicone Heater Hose, 1.25"
In stockFlexFab Series: 5521 Part Number: 5521-125 Inside Diameter (ID): 1.25" (32mm) Outside Diameter (OD): 1.64" (42mm) Hose Length: 1' (Choose Your L...
View full detailsOriginal price $ 17.29Original price $ 17.29 - Original price $ 17.29Original price $ 17.29Current price $ 13.83$ 13.83 - $ 13.83Current price $ 13.83Save 20% -
Original price $ 828.09Original price $ 828.09 - Original price $ 828.09Original price $ 828.09Current price $ 662.47$ 662.47 - $ 662.47Current price $ 662.47
Flexfab 5521-125, 1-1/4" x 50 ft Green Premium Silicone Heater Hose, 1.25"
In stockFlexFab Series: 5521 Part Number: 5521-125 Inside Diameter (ID): 1.25" (32mm) Outside Diameter (OD): 1.64" (42mm) Hose Length: 50' Bend Radious: ...
View full detailsOriginal price $ 828.09Original price $ 828.09 - Original price $ 828.09Original price $ 828.09Current price $ 662.47$ 662.47 - $ 662.47Current price $ 662.47Save 20% -
Original price $ 335.19Original price $ 335.19 - Original price $ 335.19Original price $ 335.19Current price $ 268.15$ 268.15 - $ 268.15Current price $ 268.15
Flexfab 5521-100, 1" x 25 ft Green Premium Silicone Heater Hose, 1.00"
In stockFlexFab Series: 5521 Part Number: 5521-100 Inside Diameter (ID): 1.00" (25mm) Outside Diameter (OD): 1.39" (35mm) Hose Length: 25' Bend Radious: ...
View full detailsOriginal price $ 335.19Original price $ 335.19 - Original price $ 335.19Original price $ 335.19Current price $ 268.15$ 268.15 - $ 268.15Current price $ 268.15Save 20% -
Original price $ 277.89Original price $ 277.89 - Original price $ 277.89Original price $ 277.89Current price $ 222.31$ 222.31 - $ 222.31Current price $ 222.31
Flexfab 5521-038, 3/8" x 50 ft Green Premium Silicone Heater Hose, .38"
In stockFlexFab Series: 5521 Part Number: 5521-038 Suggested Clamp: FLX2582-0006 Inside Diameter (ID): 0.38" (10mm) Outside Diameter (OD): 0.77" (20mm)...
View full detailsOriginal price $ 277.89Original price $ 277.89 - Original price $ 277.89Original price $ 277.89Current price $ 222.31$ 222.31 - $ 222.31Current price $ 222.31Save 20% -
Original price $ 152.39Original price $ 152.39 - Original price $ 152.39Original price $ 152.39Current price $ 121.91$ 121.91 - $ 121.91Current price $ 121.91
Flexfab 5521-031, 5/16" x 25 ft Green Premium Silicone Heater Hose, .31"
In stockFlexFab Series: 5521 Part Number: 5521-031 Inside Diameter (ID): 0.31" (8mm) Outside Diameter (OD): 0.70" (18mm) Hose Length: 25' Bend Radious: 5...
View full detailsOriginal price $ 152.39Original price $ 152.39 - Original price $ 152.39Original price $ 152.39Current price $ 121.91$ 121.91 - $ 121.91Current price $ 121.91Save 20% -
Original price $ 2,512.49Original price $ 2,512.49 - Original price $ 2,512.49Original price $ 2,512.49Current price $ 2,009.99$ 2,009.99 - $ 2,009.99Current price $ 2,009.99
Flexfab 5521-125x150, 1-1/4" ID x 150 ft Spool Premium Green Silicone Heater Hose, 32mm 350F Radiator Coolant
In stockStep up to higher pressure handling with the Flexfab 5521-125x150 premium silicone heater hose — a 150-foot spool of 1-1/4" ID hose with a thicker ...
View full detailsOriginal price $ 2,512.49Original price $ 2,512.49 - Original price $ 2,512.49Original price $ 2,512.49Current price $ 2,009.99$ 2,009.99 - $ 2,009.99Current price $ 2,009.99Save 20% -
Original price $ 849.99Original price $ 849.99 - Original price $ 849.99Original price $ 849.99Current price $ 679.99$ 679.99 - $ 679.99Current price $ 679.99
Flexfab 5521-125x50, 1-1/4" ID x 50 ft Box Premium Green Silicone Heater Hose, 32mm 350F Radiator Coolant
In stockStep up to higher pressure handling with the Flexfab 5521-125x50 premium silicone heater hose — a 50-foot box of 1-1/4" ID hose with a thicker wall...
View full detailsOriginal price $ 849.99Original price $ 849.99 - Original price $ 849.99Original price $ 849.99Current price $ 679.99$ 679.99 - $ 679.99Current price $ 679.99Save 20% -
Original price $ 436.29Original price $ 436.29 - Original price $ 436.29Original price $ 436.29Current price $ 348.99$ 348.99 - $ 348.99Current price $ 348.99
Flexfab 5521-125x25, 1-1/4" ID x 25 ft Box Premium Green Silicone Heater Hose, 32mm 350F Radiator Coolant
In stockStep up to higher pressure handling with the Flexfab 5521-125x25 premium silicone heater hose — a 25-foot box of 1-1/4" ID hose with a thicker wall...
View full detailsOriginal price $ 436.29Original price $ 436.29 - Original price $ 436.29Original price $ 436.29Current price $ 348.99$ 348.99 - $ 348.99Current price $ 348.99Save 20% -
Original price $ 2,624.99Original price $ 2,624.99 - Original price $ 2,624.99Original price $ 2,624.99Current price $ 2,099.99$ 2,099.99 - $ 2,099.99Current price $ 2,099.99
Flexfab 5521-100x200, 1" ID x 200 ft Spool Premium Green Silicone Heater Hose, 25mm 350F Radiator Coolant
In stockStep up to higher pressure handling with the Flexfab 5521-100x200 premium silicone heater hose — a 200-foot spool of 1" ID hose with a thicker wall...
View full detailsOriginal price $ 2,624.99Original price $ 2,624.99 - Original price $ 2,624.99Original price $ 2,624.99Current price $ 2,099.99$ 2,099.99 - $ 2,099.99Current price $ 2,099.99Save 20% -
Original price $ 668.79Original price $ 668.79 - Original price $ 668.79Original price $ 668.79Current price $ 534.99$ 534.99 - $ 534.99Current price $ 534.99
Flexfab 5521-100x50, 1" ID x 50 ft Box Premium Green Silicone Heater Hose, 25mm 350F Radiator Coolant
In stockStep up to higher pressure handling with the Flexfab 5521-100x50 premium silicone heater hose — a 50-foot box of 1" ID hose with a thicker wall tha...
View full detailsOriginal price $ 668.79Original price $ 668.79 - Original price $ 668.79Original price $ 668.79Current price $ 534.99$ 534.99 - $ 534.99Current price $ 534.99Save 20% -
Original price $ 352.49Original price $ 352.49 - Original price $ 352.49Original price $ 352.49Current price $ 281.99$ 281.99 - $ 281.99Current price $ 281.99
Flexfab 5521-100x25, 1" ID x 25 ft Box Premium Green Silicone Heater Hose, 25mm 350F Radiator Coolant
In stockStep up to higher pressure handling with the Flexfab 5521-100x25 premium silicone heater hose — a 25-foot box of 1" ID hose with a thicker wall tha...
View full detailsOriginal price $ 352.49Original price $ 352.49 - Original price $ 352.49Original price $ 352.49Current price $ 281.99$ 281.99 - $ 281.99Current price $ 281.99Save 20%
