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Lexus OEM AC System Parts

As you head out for the day, or even a family road trip, you encounter all types of weather. The factory HVAC system in your Lexus car or SUV cools, heats, and ventilates your passenger space during that drive, keeping you comfortable no matter the outside temperature.

How HVAC Systems Work

Heating

Heating is simple. Hot coolant gets drawn from the engine into a heater core. A front-mounted fan blows over the core, sending the warm air into the cabin.

Cooling

Cooling is more involved. Refrigerant gets pressurized in a compressor and turns into hot gas. A condenser cools that gas and transforms it back into a liquid. That liquid then flows through the expansion valve where it's converted back into a gas, but a low pressure one at this point. Lastly, an evaporator cools the gas down and a fan blows that chilled air through the air vents and into the passenger space.

How to Spot AC System Issues

You'll likely be able to tell when you're having trouble with your HVAC system once things get bad enough. Signs of failure include:

  • A steamy cabin atmosphere
  • You detect the syrupy sweet smell of coolant
  • You're unable to maintain a consistent cabin temperature
  • You hear a whistling sound coming from the air vents
  • Buy Genuine Lexus AC System Parts Online and Save!

    The best AC system parts for your vehicle are the ones that are made by Lexus, since they're the only ones that're guaranteed to be compatible with your model. Our online auto parts store has everything you need for the job, and offered at prices up to 35% lower than the MSRP. Buy now and we'll ship your order directly to your home!

    1843538040 - : Catalytic Converter Heat Shield for Lexus Image

    Catalytic Converter Heat Shield

    Lexus 18435-38040
    Upper.
    $45.62
    MSRP $61.19
    Save $15.57
    25.4% Off
    5815248060 - : Floor Pan Heat Shield for Lexus Image

    Floor Pan Heat Shield

    Lexus 58152-48060
    3.5L.
    $225.72
    MSRP $323.67
    Save $97.95
    30.3% Off
    1239538010 - : Engine Mount Heat Shield for Lexus Image

    Engine Mount Heat Shield

    Lexus 12395-38010
    4.6L, awd. 4wd. 5.0L.
    $4.98
    MSRP $6.68
    Save $1.70
    25.4% Off
    5872360150 - : Bumper Cover Heat Shield for Lexus Image

    Bumper Cover Heat Shield

    Lexus 58723-60150
    With overtrail, overtrail+.
    $128.17
    MSRP $183.78
    Save $55.61
    30.3% Off
    5210611020 - : Bumper Cover Heat Shield for Lexus Image

    Bumper Cover Heat Shield

    Lexus 52106-11020
    Exhaust.
    $272.77
    MSRP $394.53
    Save $121.76
    30.9% Off
    5832742020 - : Floor Pan Heat Shield for Lexus Image

    Floor Pan Heat Shield

    Lexus 58327-42020
    2.0L.
    $159.72
    MSRP $229.03
    Save $69.31
    30.3% Off
    5832178010 - : Floor Pan Heat Shield for Lexus Image

    Floor Pan Heat Shield

    Lexus 58321-78010
    2.0L.
    $90.31
    MSRP $127.73
    Save $37.42
    29.3% Off
    870B842010 - : Hose Sub Assembly Heate for Lexus Image

    Hose Sub Assembly Heate

    Lexus 870B8-42010
    $187.21
    MSRP $268.45
    Save $81.24
    30.3% Off
    5508660070 - : Duct Sub Assembly Heate for Lexus Image

    Duct Sub Assembly Heate

    Lexus 55086-60070
    $71.97
    MSRP $101.81
    Save $29.84
    29.3% Off
    870B533010 - : Hose Sub Assembly Heate for Lexus Image

    Hose Sub Assembly Heate

    Lexus 870B5-33010
    $233.92
    MSRP $338.36
    Save $104.44
    30.9% Off
    1727270050 - : Turbocharger Mount Heat Shield for Lexus Image

    Turbocharger Mount Heat Shield

    Lexus 17272-70050
    #2.
    $77.82
    MSRP $110.07
    Save $32.25
    29.3% Off
    5815342030 - : Floor Pan Heat Shield for Lexus Image

    Floor Pan Heat Shield

    Lexus 58153-42030
    2.5L, 2.5L hybrid with hybrid. 450h.
    $102.65
    MSRP $145.19
    Save $42.54
    29.3% Off

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