2003 Chevrolet Trailblazer EXT HVAC Heater Hose
Navigate our online catalogue to find original replacement HVAC Heater Hoses specifically designed to fit a 2003 Chevrolet Trailblazer EXT.
HVAC Heater Hose
$19.56
10+ In Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Tee To Engine
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
w/Aux. Heater
w/Aux. Heater
HVAC Heater Hose
$17.78
$16.81
10+ In Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Thermostat To Pipe-2
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$18.15
10+ In Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pipe-1 To Thermostat
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$21.99
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pipe To Engine
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
Cut to Fit w/o Aux. Heater
Cut to Fit w/o Aux. Heater
HVAC Heater Hose
$27.17
$24.08
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Heater To Pipe-1
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$17.48
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Pipe To Engine
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
w/o Aux Heater
w/o Aux Heater
HVAC Heater Hose
$17.75
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater To Tee
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
W/ Aux. Heater
W/ Aux. Heater
HVAC Heater Hose
$9.55
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Pipe To Engine
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$16.58
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Engine To Heater
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
w/o Aux Heater
w/o Aux Heater
HVAC Heater Hose
$38.18
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Tee To Engine
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
HVAC Heater Hose
$10.52
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Pipe-1 To Thermostat
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$13.17
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Thermostat To Pipe-2
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit
HVAC Heater Hose
$15.74
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Tee To Engine
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
w/ Aux Heater
w/ Aux Heater
HVAC Heater Hose
$25.35
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater To Pipe-1
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
HVAC Heater Hose
$61.08
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Radiator To Tank
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
3/8" x 36"
3/8" x 36"
HVAC Heater Hose
$61.08
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Reservoir Overflow Drain Hose
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
3/8" x 36"
3/8" x 36"
HVAC Heater Hose
$61.42
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Reservoir To Radiator
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
1/2" x 24"
1/2" x 24"
HVAC Heater Hose
$59.72
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater To Water Pump
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
5/8" x 48"
5/8" x 48"
HVAC Heater Hose
$59.72
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Tee To Reservoir
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
5/8" x 28"
5/8" x 28"
HVAC Heater Hose
$71.82
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater To Tee
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
3/4" x 3"
3/4" x 3"
HVAC Heater Hose
$16.51
$14.00
Out of Stock
Heater To Tee
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
w/Aux. Heater
w/Aux. Heater
HVAC Heater Hose
$26.88
$25.08
Out of Stock
Heater To Pipe-1
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
w/o Aux. Heater
w/o Aux. Heater
HVAC Heater Hose
Call for Pricing
Out of Stock
Pipe-1 To Engine
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
3/8 In.
3/8 In.
HVAC Heater Hose
Call for Pricing
Out of Stock
Radiator To Reservoir
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
3/8 In.
3/8 In.
HVAC Heater Hose
Call for Pricing
Out of Stock
Auxiliary Heater To Pipe-4
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
5/8 In.
5/8 In.
HVAC Heater Hose
Call for Pricing
Out of Stock
Pipe-3 To Auxiliary Heater
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
5/8 In.
5/8 In.
HVAC Heater Hose
Call for Pricing
Out of Stock
Heater To Pipe-1
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit