Subaru A/C and Heating Parts

How Your Factory HVAC System Works

You drive your Subaru on many outdoor adventures. You know how important a comfortable cabin temperature can be for them. Your original Subaru AC and heating system is the most dependable way to maintain it. How factory HVAC works is easy. Your heater is basically a radiator that sends hot engine coolant through a heater core. A fan passes cooler outside air across the core's fins and into your interior, keeping you warm during your drive.

Your air conditioning uses a compressor, condenser, an expansion valve, and an evaporator that work together to cool your cabin. The compressor converts pressurized refrigerant to a hot gas, the condenser chills the gas back to a liquid, and the liquid travels through the expansion valve. It then becomes a low-pressure gas that the evaporator rapidly cools further. This is what chills the air coming through your ducts and out your vents.

Signs Your Subaru's AC and Heating System Needs Repair

Eventually, even factory Subaru AC and heating systems can stop working. They can end up with weakened seals, cracked or broken hoses, dead compressors, and more. Signs your heating is not working include a steamy cabin, a sweet coolant smell, clogs, and corrosion; they indicate a heater core leak.

The main sign your air conditioning is not working is when it isn't cooling properly. That suggests either a leak or low refrigerant levels.

Get Genuine Subaru Parts for AC and Heating Repair

Luckily, Devil Subaru Parts has the best AC and heating system parts for repair - genuine Subaru. You can order them online, right from our website. We offer fast, nationwide shipping, so you'll get the parts you need in no time. Buy now or contact our team with any questions!

21204AB420 - : Engine Coolant Hose for Subaru Image

Engine Coolant Hose

Subaru 21204ab420
Rear, rear, #2. Throttle Body Cooling. Flow Not Specifed. All Required. Outlet.
$17.44
MSRP $24.85
Save $7.41
29.8% Off
72311SJ591 - : Dash Control Unit for Subaru Image

Dash Control Unit

Subaru 72311SJ591
Forester. With dual zone.
$467.91
MSRP $722.08
Save $254.17
35.2% Off
21204AB410 - : Engine Coolant Hose for Subaru Image

Engine Coolant Hose

Subaru 21204ab410
Rear, rear, #1. Throttle Body Cooling. Flow Not Specifed. All Required. Inlet.
$9.96
MSRP $14.18
Save $4.22
29.8% Off
21204AB340 - : Hose for Subaru Image

Hose

Subaru 21204ab340
Throttle Body to Pipe. 2.5L without turbo, lower. Without hybrid. From 01/19/2012.
$9.96
MSRP $14.18
Save $4.22
29.8% Off
72120AR000 - : HVAC Unit Case for Subaru Image

HVAC Unit Case

Subaru 72120AR000
Inner components, outer. 2.0L, outer. Crosstrek. Heater & evaporator. Left. Impreza. Side. Inner parts, outer, to 03/04/2025.
$42.29
MSRP $61.28
Save $18.99
31% Off
83472AL10A - : Trim Panel for Subaru Image

Trim Panel

Subaru 83472AL10A
$34.03
MSRP $49.32
Save $15.29
31% Off
72120FJ080 - : Case Assembly for Subaru Image

Case Assembly

Subaru 72120FJ080
Left. With hybrid. Crosstrek.
$41.43
MSRP $60.05
Save $18.62
31% Off
72120FJ100 - : Case Assembly for Subaru Image

Case Assembly

Subaru 72120FJ100
Forester. Automatic. Auto control. Right. Without hybrid. Crosstrek.
$41.43
MSRP $60.05
Save $18.62
31% Off
21204AB220 - : Hose for Subaru Image

Hose

Subaru 21204ab220
2.5L without turbo, lower.
$10.93
MSRP $15.57
Save $4.64
29.8% Off
72120FL600 - : Case Assembly for Subaru Image

Case Assembly

Subaru 72120FL600
Crosstrek. Without manual trans. With hybrid. Upper. Left.
$40.33
MSRP $58.45
Save $18.12
31% Off
72120SL01A - : Case Assembly for Subaru Image

Case Assembly

Subaru 72120SL01A
Crosstrek. Heater & evaporator. Side. 2.5l. Right. From 05/31/2024. 2.5L, outer.
$7.36
MSRP $10.48
Save $3.12
29.8% Off
21204AB310 - : Hose for Subaru Image

Hose

Subaru 21204ab310
With hybrid.
$17.44
MSRP $24.85
Save $7.41
29.8% Off

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