Best Car Heater Parts of 2025

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Car heater parts are essential components in keeping drivers and passengers warm during cold weather. These parts include the heater core, blower motor, heater control valve, and thermostat. The heater core is responsible for transferring heat from the engine to the interior of the car, while the blower motor circulates the warm air. The heater control valve regulates the flow of hot coolant to the heater core, and the thermostat ensures that the engine reaches the proper operating temperature for optimal heating. These parts are crucial for a comfortable and safe driving experience in colder climates.
At a Glance: Our Top Picks
Top 10 Car Heater Parts
Showvigor 150W Portable Car Heater
The Showvigor Car Heater is designed to keep your vehicle warm during the winter months. It features a durable construction with a negative ion generator for quick heating. Installation is a breeze—just plug it into your car's cigarette lighter. You can easily switch between heating and fan modes, ensuring your windshield stays clear and fog-free. The 360° swivel bracket allows for easy adjustment, providing comfort and convenience while driving. Whether you're defrosting your windows or keeping cool in summer, this versatile heater enhances your driving experience.
Showvigor 150W 12V Car Heater
The Showvigor Car Heater is a versatile 150W device that offers both heating and cooling options, perfect for any season. You can quickly defrost your windshield with the hot air setting, ensuring a safer drive during winter. Alternatively, the cooling feature helps eliminate odors and keeps the air fresh inside your vehicle. Made from high-quality materials, this heater is designed for durability and safety. Plus, its easy installation lets you plug it into your car's cigarette lighter, and the 360° swivel bracket allows you to adjust it for optimal airflow.
Four Seasons 74809 Heater Valve
The Four Seasons Heater Valve is designed to enhance your car's heating system by effectively controlling the flow of coolant. This vacuum bypass feature allows the valve to close when necessary, ensuring that your vehicle maintains optimal temperature regulation. Weighing just 0.15 pounds and with compact dimensions, it’s easy to handle and install. This part is specifically categorized under car heater components, making it a reliable choice for your vehicle’s heating needs. With this valve, you can enjoy a more efficient heating process, keeping you comfortable during cold weather drives.
PTNHZ 24mm Stainless Steel Thru Hull Exhaust
The PTNHZ Thru Hull Exhaust is designed for use with a 24mm inner diameter hose, making it compatible with various diesel parking heaters and suitable for boats, cars, and trucks. This exhaust tip is crafted from durable 316 stainless steel, ensuring resistance to corrosion and heat, which is essential for harsh environments. With this product, you can enjoy a reliable and efficient exhaust system that enhances the performance of your heating setup. It comes complete with gaskets and screws for easy installation, allowing you to set it up quickly and efficiently.
Unifizz 12V Glow Plug Heater Kit
The Unifizz Glow Plug Kit is essential for enhancing your vehicle's engine performance. By replacing your old glow plug, you can enjoy a more efficient burning process, leading to better fuel economy. This kit is designed for all weather conditions, ensuring reliable operation whether you're preheating in the summer or heating in the winter. Its durable construction, made from premium copper and rubber, guarantees it can withstand harsh environments. Plus, the easy installation means you won't waste time on complicated repairs, allowing you to get back on the road quickly.
Gopayia 12V Glow Plug Heater Kit
The Gopayia Glow Plug Kit is a vital replacement for your Eberspacher Airtronic D2, D4, and D4S heaters. It effectively replaces essential components like the glow pin, strainer screen, and burner gaskets, ensuring your heater operates smoothly. By installing this kit, you can extend the life of your glow plug, which is crucial for a reliable ignition and efficient burning process. This means you can enjoy consistent heating performance without the hassle of frequent repairs or replacements.
Drhomeam Diesel Heater Controller
The Drhomeam Heater Remote Control is designed to enhance your experience with diesel parking heaters. It is compatible with most 12V vehicles, so you can be confident that it will work for your car or truck. With the advanced remote control, you can easily adjust the heater settings from up to 10 meters away, providing you with convenience and comfort. The clear LCD display allows you to monitor the status and temperature of your heater at a glance. Additionally, its versatile design accommodates both 5KW and 8KW heaters, ensuring seamless integration for various models.
Molloparts Diesel Heater Glow Plug Kit
The Molloparts Diesel Heater Kit is designed for Eberspacher Heater models, ensuring a perfect fit for easy installation. Made from high-quality stainless steel, these glow pin strainers are built to withstand high temperatures, providing long-lasting reliability. This material choice also prevents rust and decay, enhancing the durability of your heating system. With a set of five strainers, you can efficiently replace old parts, maintaining the heater's effective operation without any hassle. Enjoy improved combustion and efficiency, thanks to the precise design of these essential components.
Showvigor Portable Car Heater
The Showvigor Car Heater offers an upgraded solution for your winter driving needs. Made from durable materials, it heats up quickly and comes with a negative ion generator for improved air quality. You can easily switch between heating and cooling modes, making it ideal for defrosting windshields or keeping cool during summer travels. Installation is a breeze—just plug it into your car’s cigarette lighter socket. Its 360° swivel bracket allows you to direct airflow exactly where you need it, ensuring a safer and more comfortable driving experience.
Qidoe 12V Portable Car Heater
The Qidoe Car Heater is a versatile and efficient solution for keeping your vehicle comfortable during cold weather. Its 360° rotating base allows you to direct warm air exactly where you need it, enhancing your comfort. The upgraded heating power quickly eliminates frost and fog from your windshield, ensuring clear visibility while driving. Made from durable heat-resistant material, it features built-in safety mechanisms to prevent overheating. Installation is simple; just attach it to your car's cigarette lighter and you're ready to go. With this heater, you can enjoy a cozy ride in no time.
Frequently Asked Questions (FAQs)
1. What are the main parts of a heater system in a car?
The main parts of a car heater system include the heater core, blower motor, heater hoses, heater control valve, and HVAC control panel. These components work together to produce and distribute hot air into the passenger compartment of the car, providing warmth during cold weather.
2. How much does it cost to replace a heater core?
The cost of replacing a heater core can range from $800 to $1,000. It is recommended to obtain quotes from at least two shops in your area to get an accurate estimate. The cost may vary depending on factors such as labor involved, additional fees, and the specific car model.
3. What controls the heater in a car?
The blower motor is responsible for blowing air through the heater core and into the passenger compartment of the car. The heater control valve regulates the flow of hot engine coolant through the heater core. It is typically located in one of the heater hoses and is controlled by the HVAC control panel.
4. Can you replace a heater core yourself?
Replacing a heater core can be a challenging task for a DIY mechanic, but it is possible with the right tools and sufficient time. However, it is recommended to have proper knowledge and experience in car repairs before attempting to replace a heater core yourself.
5. What are heater core problems?
Some common heater core problems include a lack of warmth when the system is turned on, coolant leaks, a sweet smell inside the cabin, foggy windows, and an overheating engine. These issues indicate potential malfunctions or failures in the heater core, which may require repair or replacement.
6. Can you drive a vehicle with a bad heater core?
Driving a vehicle with a faulty heater core can be risky as it can lead to overheating. Overheating can cause engine damage, so it is advisable to exercise caution and address any issues with the heater core promptly to ensure the safe operation of the vehicle.
7. What are the signs of a heater core going bad?
Signs of a failing heater core include a lack of warmth when the system is turned on, coolant leaks, a sweet smell inside the cabin, foggy windows, and an overheating engine. If you experience any of these symptoms, it is recommended to have your heater core inspected and repaired if necessary.
8. What causes the heater not to work in a car?
Several factors can cause the heater not to work in a car. The most common cause is low coolant, which can be due to a leak or water evaporation. A stuck-open thermostat can also prevent the engine and coolant from heating up. Additionally, a clogged heater core can restrict coolant flow and result in little or no heat.
9. How do I know if my heater control valve is bad?
Signs of a bad heater control valve include no heat coming out, heat always being on and unable to be turned down, heat output changing without adjusting the heat setting, a temperature gauge reading hot, low coolant level, and coolant leaks. If you experience any of these issues, it may indicate a problem with the heater control valve.
During our car heater part research, we found 24 car heater part products and shortlisted 10 quality products. We collected and analyzed 4,144 customer reviews through our big data system to write the car heater parts list. We found that most customers choose car heater parts with an average price of $20.66.
The car heater parts are available for purchase. We have researched hundreds of brands and picked the top brands of car heater parts, including Showvigor, Four Seasons, PTNHZ, Unifizz, Gopayia. The seller of top 1 product has received honest feedback from 355 consumers with an average rating of 4.8.

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.