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Heat & AC Parts

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Cab Fresh Pre-Filter For Freightliner Century, Columbia And Coronado Models

    Cab Fresh Pre-Filter For Freightliner Century, Columbia And Coronado Models

    CAB FRESH FILTER CO.

    $14.27
    Pre-Filter Mounts Under Hood on Passenger Side* High Quality Pre-Filter* Filter Mounts Under Hood On Passenger Side* Made In USA* Sold Individually* Warranty On Pre-Filters Against Defects In...
    03-09057000
    SKU:
    03-09057000
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Freightliner
    Product Type:
    Exterior
    $14.27
    Qty in Cart: 0
    Price:
    $14.27
    Subtotal:
  • BESTfit AC Condenser For Freightliner FLC120, FLT Cabover

    BESTfit AC Condenser For Freightliner FLC120, FLT Cabover

    BESTFIT TRUCK PARTS

    $307.99
    BESTfit 28 7/8 X 20 1/8 X 3/4 Freightliner A/C Condenser* High Quality Ac Condenser* Dimensions: - 28.875 Height  - 20.125 Width  - 0.750 Thick * Sold Individually* Warranty On Ac Condensers Against...
    03-070032
    SKU:
    03-070032
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Freightliner
    Product Type:
    Engine Parts
    $307.99
    Qty in Cart: 0
    Price:
    $307.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome Plastic AC Jeweled Vent W/ Color Options For Peterbilt

    Chrome Plastic AC Jeweled Vent W/ Color Options For Peterbilt

    UNITED PACIFIC

    $11.73 - $13.73
    Choose Option(s) to see description.Fitment* Fits Peterbilt 357 2006 thru 2007* Fits Peterbilt 378 2006 thru 2007* Fits Peterbilt 367 2007 thru 2024* Fits Peterbilt 379 2006 thru 2007* Fits Peterbilt...
    PPR_204982
    SKU:
    PPR_204982
    Truck Class:
    Heavy Duty
    Material Options:
    Plastic/Poly
    Make:
    Peterbilt
    Color:
    Blue
    Finish Options:
    Chrome-Plated
    Color:
    Green
    Color:
    Red
    Color:
    Purple
    Color:
    Amber
    Product Type:
    Interior
    Ready To Ship:
    Yes
    Color:
    White/Clear
    Location:
    Made In USA
    Color:
    Various
    $11.73 - $13.73
    Qty in Cart: 0
    Price:
    $11.73 - $13.73
    Subtotal:
  • FREE SHIPPING OVER $249
    Cab Fresh Air Filter For Freightliner Classic & FLD

    Cab Fresh Air Filter For Freightliner Classic & FLD

    CAB FRESH FILTER CO.

    $16.87 - $44.55
    The Cab Fresh air filter is designed to help maintain cleaner air inside the cab by reducing dust, soot, and other airborne contaminants. Built as a replacement filter option that fits select...
    PPR_202785
    SKU:
    PPR_202785
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Cloth
    Make:
    Freightliner
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $16.87 - $44.55
    Qty in Cart: 0
    Price:
    $16.87 - $44.55
    Subtotal:
  • BESTfit Copper Brass Radiator Without Oil Cooler For Kenworth T300, T450

    BESTfit Copper Brass Radiator Without Oil Cooler For Kenworth T300, T450

    BESTFIT TRUCK PARTS

    $1,046.99 - $1,112.99
    This high quality 28 X 39 inch copper brass radiator with bolt on tanks fits Kenworth T300-T450 models. The radiator has a 2.25 inch core thickness with a 2.5 inch inlet and outlet and comes with a 2...
    PPR_200665
    SKU:
    PPR_200665
    Truck Class:
    Heavy Duty
    Material Options:
    Brass Copper
    Make:
    Kenworth
    Product Type:
    Engine Parts
    $1,046.99 - $1,112.99
    Qty in Cart: 0
    Price:
    $1,046.99 - $1,112.99
    Subtotal:
  • BESTfit Charge Air Cooler 26.46 X 26.22 In. W/ 2.56 In. Core For Peterbilt 320

    BESTfit Charge Air Cooler 26.46 X 26.22 In. W/ 2.56 In. Core For Peterbilt 320

    BESTFIT TRUCK PARTS

    $1,233.99 - $1,459.99
    Look no further for a quality replacement for a Peterbilt 320, the BESTfit Charge Air Cooler 26.46 x 26.22 In. with a 2.56 In. Core is designed as an aftermarket alternative to the OE N4104001 cooler...
    PPR_200172
    SKU:
    PPR_200172
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Engine Parts
    $1,233.99 - $1,459.99
    Qty in Cart: 0
    Price:
    $1,233.99 - $1,459.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Stainless Steel AC Heat Control Plate For Kenworth

    Stainless Steel AC Heat Control Plate For Kenworth

    ROCKWOOD

    $42.41
    SS A/C & Heater Control Plate With Hole For Recirculation ButtonReplace the stock front cover of your AC and Heater on your Kenworth dash with this stainless steel panel. It features a hole for a...
    KT954YACH
    SKU:
    KT954YACH
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Kenworth
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $42.41
    Qty in Cart: 0
    Price:
    $42.41
    Subtotal:
  • FREE SHIPPING
    8 X 8 X 2 Inch Heater Core For Sleeper With Red Dot Unit

    8 X 8 X 2 Inch Heater Core For Sleeper With Red Dot Unit

    AFTERMARKET

    $557.99
    Sleeper Heater Core Fits Freightliner, Mack & Western StarEnsure your sleeper stays warm during every trip with the 8 X 8 X 2 Inch Red Dot Heater Core, engineered for superior heating performance...
    ABPN83315160
    SKU:
    ABPN83315160
    Truck Class:
    Heavy Duty
    Length Options:
    8 Inch
    Material Options:
    Brass Copper
    Make:
    Western Star
    Make:
    Mack
    Product Type:
    Interior
    $557.99
    Qty in Cart: 0
    Price:
    $557.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Heavy Duty Air Door Actuator With 6 Pin Connector Replaces 20443814 & B0A91594 For Freightliner & Volvo Gen II

    Heavy Duty Air Door Actuator With 6 Pin Connector Replaces 20443814 & B0A91594 For Freightliner & Volvo Gen II

    DAYTON / DORMAN

    $35.51
    Electrical Heavy Duty Air Door Actuator* High Quality Air Door Actuator* Electrical Activation * Sold Individually* Warranty On Air Door Actuator Against Defects In Workmanship & Material From Date...
    29-1503011
    SKU:
    29-1503011
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Interior
    $35.51
    Qty in Cart: 0
    Price:
    $35.51
    Subtotal:
  • BESTfit Blower Motor For Kenworth & Peterbilt

    BESTfit Blower Motor For Kenworth & Peterbilt

    BESTFIT TRUCK PARTS

    $67.99
    BESTfit Kenworth Blower MotorKeep your cabin comfortable and air flowing smoothly with this high-quality replacement part.* High Quality Blower Motor* Clockwise Rotation* 12 Volt* 2 Terminal Female...
    29-1503009
    SKU:
    29-1503009
    Color:
    Black
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Kenworth
    Make:
    Peterbilt
    Product Type:
    Interior
    $67.99
    Qty in Cart: 0
    Price:
    $67.99
    Subtotal:
  • Heavy Duty Air Door Actuator For Kenworth & International

    Heavy Duty Air Door Actuator For Kenworth & International

    DAYTON / DORMAN

    $77.99
    Heavy Duty Air Door Actuator* High Quality Air Door Actuator* Electrical Activation Type* Plastic Material* 1 Air Door Actuator Package Contents* 1 Package Quantity* Clamshell Packaging Type* Sold...
    29-1503008
    SKU:
    29-1503008
    Truck Class:
    Heavy Duty
    Make:
    Kenworth
    Product Type:
    Interior
    $77.99
    Qty in Cart: 0
    Price:
    $77.99
    Subtotal:
  • FREE SHIPPING OVER $249
    HVAC Pre-Filter For Kenworth & Peterbilt

    HVAC Pre-Filter For Kenworth & Peterbilt

    FREEDOM AIR FILTERS

    $42.05
    Air Intake HVAC Fits Kenworth T680/T880 And Peterbilt 567/579* High Quality Polyester Mesh Pre-Filter* Mounting Clips Included - Grilles Not Included* Installs Under Hood On Passenger Side Beneath...
    29-1503007
    SKU:
    29-1503007
    Truck Class:
    Heavy Duty
    Color:
    Black
    Material Options:
    Plastic/Poly
    Make:
    Kenworth
    Make:
    Peterbilt
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $42.05
    Qty in Cart: 0
    Price:
    $42.05
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Blower Motor 7979-275130, HA18250 For Peterbilt & Mack

    BESTfit Blower Motor 7979-275130, HA18250 For Peterbilt & Mack

    BESTFIT TRUCK PARTS

    $119.99
    BESTfit Blower Motor Fits Peterbilt & Mack* High Quality Blower Motor* 12 Volts* 2 Wire Harness* Two 1/4 Inch Blade Terminal* Stud Mount With 2-5/16 Inch Span* Clockwise Rotation* 1 Speed*...
    29-1503004
    SKU:
    29-1503004
    Color:
    Black
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Product Type:
    Interior
    $119.99
    Qty in Cart: 0
    Price:
    $119.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Air Filter Assembly For HVAC No Housing For Peterbilt & Kenworth

    Air Filter Assembly For HVAC No Housing For Peterbilt & Kenworth

    CAB FRESH FILTER CO.

    $14.27
    Air Filter Assembly Fits Peterbilt & KenworthWe offer aftermarket CAB Fresh air filter assemblies for Peterbilt 567 and 579 models, and Kenworth T680 and T880 models. The air filter is only for HVAC...
    29-1503003
    SKU:
    29-1503003
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Cloth
    Make:
    Kenworth
    Make:
    Peterbilt
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $14.27
    Qty in Cart: 0
    Price:
    $14.27
    Subtotal:
  • FREE SHIPPING OVER $249
    Air Filter Assembly For HVAC For Peterbilt & Kenworth

    Air Filter Assembly For HVAC For Peterbilt & Kenworth

    CAB FRESH FILTER CO.

    $38.75
    Air Filter Assembly Fits Peterbilt & KenworthAt 4 State Trucks we offer aftermarket CAB Fresh air filter assemblies for Peterbilt 567 and 579 models, and Kenworth T680 and T880 models. The air filter...
    29-1503002
    SKU:
    29-1503002
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Cloth
    Make:
    Peterbilt
    Make:
    Kenworth
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $38.75
    Qty in Cart: 0
    Price:
    $38.75
    Subtotal:
  • FREE SHIPPING OVER $249
    AC & Heater Air Door Actuator With 4 Pin Connector For Peterbilt, Kenworth, Bluebird & Volvo

    AC & Heater Air Door Actuator With 4 Pin Connector For Peterbilt, Kenworth, Bluebird & Volvo

    DAYTON / DORMAN

    $92.99
    Air Door Actuator* High Quality Air Door Actuator* 4 Pin Connector * Label Id No A35130293A Electrical Activation* Sold Individually* Warranty On Air Door Actuator Against Defects In Workmanship &...
    29-15030010
    SKU:
    29-15030010
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Make:
    Kenworth
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $92.99
    Qty in Cart: 0
    Price:
    $92.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Blower Motor Assembly Replaces BOA D8587 For Freightliner

    Blower Motor Assembly Replaces BOA D8587 For Freightliner

    OPP - ORIGINAL PARTS PROGRAM

    $221.99
    Freightliner Blower Motor With WheelKeep your Freightliner cab comfortable year-round with this high-quality Blower Motor Assembly. Engineered as a direct-fit replacement for BOA D8587 and OEM part...
    29-1503001
    SKU:
    29-1503001
    Truck Class:
    Heavy Duty
    Color:
    Black
    Material Options:
    Plastic/Poly
    Make:
    Freightliner
    Product Type:
    Interior
    $221.99
    Qty in Cart: 0
    Price:
    $221.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Heavy Duty Electrical Air Door Actuator - Replaces 1696831-C1, 3020965, 317700, 324165BSM, 3543-H9635

    Heavy Duty Electrical Air Door Actuator - Replaces 1696831-C1, 3020965, 317700, 324165BSM, 3543-H9635

    DAYTON / DORMAN

    $88.99
    Dorman HD Solutions Blend Door ActuatorThis HVAC heater water shut-off valve actuator directly replaces the original part, matching its fit and performance for specific vehicle applications. It's the...
    29-150300015
    SKU:
    29-150300015
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Make:
    Kenworth
    Product Type:
    Interior
    $88.99
    Qty in Cart: 0
    Price:
    $88.99
    Subtotal:
  • BESTfit 6.25 X 10.125 X 1/2 Inch Cabin Air Filter Replaces W2084001 For Peterbilt & Kenworth

    BESTfit 6.25 X 10.125 X 1/2 Inch Cabin Air Filter Replaces W2084001 For Peterbilt & Kenworth

    BESTFIT TRUCK PARTS

    $8.99
    BESTfit Paper Cabin Air Filter Fits Peterbilt & Kenworth* High Quality Cabin Air Filter* Dimensions:  - Length: 10-1/8 Inch   - Thickness: 1/2 Inch   - Height: 6-1/4 Inch * Sold Individually*...
    29-150300009
    SKU:
    29-150300009
    Height Options:
    6 Inch
    Truck Class:
    Heavy Duty
    Length Options:
    10 Inch
    Make:
    Peterbilt
    Make:
    Kenworth
    Product Type:
    Interior
    $8.99
    Qty in Cart: 0
    Price:
    $8.99
    Subtotal:
  • BESTfit Single Shaft Blower Motor Replaces 73R0422

    BESTfit Single Shaft Blower Motor Replaces 73R0422

    BESTFIT TRUCK PARTS

    $156.99
    BESTfit Red Dot 1 Speed Vented Strap Mount Blower Motor With Single 5/16 Inch Diameter Shaft* High Quality Blower Motor* 12 Volts* 4.75 Inch Length OA Body* Wire Type 2 Wires* 3 Inch Motor Diameter*...
    29-150300008
    SKU:
    29-150300008
    Length Options:
    4 Inch
    Diameter Options:
    3 Inch
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Interior
    $156.99
    Qty in Cart: 0
    Price:
    $156.99
    Subtotal:
  • Total: items /

Adding your products to cart

Frequently Asked Questions About Heat & AC Parts

How do I know if a heater or AC component will fit my truck?

Heat and AC parts are often specific to the make, model, and year of your truck, as well as the cab configuration. Check the product listing for compatible makes and models before purchasing, and compare part numbers with your existing component whenever possible. If you are unsure, our customer service team can help confirm fitment before you order.

Can I install a heater core, blower motor, or AC component myself, or do I need a professional?

Many components, such as blower motors, resistors, and control switches, can be replaced by drivers or shop technicians comfortable with basic electrical and mechanical work. However, jobs involving the AC refrigerant system, such as compressors, condensers, or evaporators, require certified equipment to safely recover and recharge refrigerant, so these are typically best left to a qualified technician.

What is the difference between OEM and aftermarket heat and AC parts?

OEM parts are made to match the original specifications of your truck and are often priced higher, while aftermarket parts are manufactured by third parties to fit and function similarly, usually at a lower cost. Both can be reliable options, so it often comes down to your budget, the specific part you need, and any preference for original manufacturer branding.

Why is my truck's AC or heater not working as well as it used to?

Reduced heating or cooling performance is commonly caused by issues like a failing blower motor, a clogged heater core, low refrigerant, a worn compressor, or electrical problems with switches and resistors. Diagnosing the exact cause usually requires checking airflow, listening for unusual noises, and inspecting for leaks or worn components before selecting a replacement part.

Do heat and AC parts come with a warranty?

Warranty coverage varies by manufacturer and specific part, so we recommend checking the warranty information listed on each product page before purchasing. If you have questions about a warranty on a specific item, our customer service team is available to help clarify coverage and terms.


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