Skip to Content

Best Aftermarket Car Alarm System (2024 Update)

If you’re looking for an extra layer of security for your vehicle, an aftermarket car alarm system is just what you need. These systems are designed to help deter theft and provide peace of mind for car owners. With so many options on the market, it can be overwhelming to choose the best one for your needs.

Before making a purchase, consider the features you need in a car alarm system. Do you want remote control access? GPS tracking? Sensor sensitivity adjustment? Decide what is important to you and your car’s security needs. Additionally, check the compatibility of the brand and model of your car with the alarm system you are considering. It is important to ensure that the alarm system will fit and work with your car.

If you’re not sure where to start, ask yourself some questions to help determine your needs. Do you live in a high-theft area? Do you park your car in an area with low visibility? Are you looking for a loud alarm to deter thieves or a system with discreet notifications? By answering these questions, you’ll be able to narrow down your options and make a more informed decision on which aftermarket car alarm system is best for you.

In the end, investing in the best aftermarket car alarm system can pay off in the long run. Not only does it provide added security and peace of mind, but it can also potentially save you money in the event that someone tries to steal your car. Do your research, determine your needs, and choose the right system to protect your vehicle.

10 Best Aftermarket Car Alarm System

# Product Image Product Name Product Notes Check Price
1
The product is ideal for car owners who want added security features like keyless entry and engine starter push button.
2
The product is ideal for adding keyless entry and central locking functionality to 12V vehicles.
3
The product is ideal for securing and starting cars, with shock warning and turbo timer mode features.
4
Ideal for enhancing car security with keyless entry, alarm immobilizer system, and shock sensor. Fits all types of cars.
5
The K9 MUNDIALSSX 1-Way Car Alarm Security System is ideal for providing customizable car security features.
6
The product is ideal for providing car security and remote engine start with keyless entry.
7
The product is ideal for securing and starting a car with keyless entry using push start, stop button, and touch password.
8
The product is ideal for car owners who want an advanced security system with keyless entry and remote engine start.
9
This product is ideal for adding a remote start function to an automatic transmission car with a compatible alarm system.
10
This product is ideal for adding security features and keyless entry to a vehicle with four doors.
The product is ideal for car owners who want added security features like keyless entry and engine starter push button.
The product is ideal for adding keyless entry and central locking functionality to 12V vehicles.
The product is ideal for securing and starting cars, with shock warning and turbo timer mode features.
Ideal for enhancing car security with keyless entry, alarm immobilizer system, and shock sensor. Fits all types of cars.
The K9 MUNDIALSSX 1-Way Car Alarm Security System is ideal for providing customizable car security features.
The product is ideal for providing car security and remote engine start with keyless entry.
The product is ideal for securing and starting a car with keyless entry using push start, stop button, and touch password.
The product is ideal for car owners who want an advanced security system with keyless entry and remote engine start.
This product is ideal for adding a remote start function to an automatic transmission car with a compatible alarm system.
This product is ideal for adding security features and keyless entry to a vehicle with four doors.

1. 3t6b Smart Start Car Alarm System

Introducing the Keyless Go System – a revolutionary remote start system designed to improve the safety and convenience of your vehicle. Utilizing the latest RFID technology, this system automatically locks the doors when the remote is taken out of 3-5 meters and unlocks within 1.5-3 meters with the key fob in hand or pocket. In addition, the touch password entry backup provides an added level of security for your vehicle.

Upgrade your vehicle with the PKE Engine Start Button – a smart key PKE car alarm system with PKE, remote start, and keyless go features. This system allows you to remotely control your car, pre-warming or pre-cooling your vehicle in extreme weather conditions. The intelligent hand brake detection and oil pump start detection add an extra layer of safety to the system.

This Keyless Go System is compatible with all 12V manual or automatic transmission vehicles, but it is important to confirm your car's voltage before purchasing. Installation of this product requires a certain technical skillset, and it is recommended to seek assistance from relevant professionals.

We stand behind the quality of our products and offer a three-month warranty or full refund if you are not satisfied. Our dedicated customer service team is available 24/7 to assist with any issues or concerns. Upgrade your vehicle's safety and convenience with the Keyless Go System today!

2. X Autohaux Keyless Entry System For 4 Doors

The car door lock kit comes equipped with a central lock built-in feature, allowing for automatic locking of all doors. The remote lock and unlock feature adds convenience for vehicle owners who can now control access to their car with ease. However, the trunk release output is not included in this kit.

The installation of this car door lock kit is universally compatible with 12V vehicles. However, it should be noted that this kit is not compatible with GMC Sonoma 1998.

For optimal results, it is recommended to have the installation of this kit performed by a qualified technician at an automobile store or formal automobile repair shop. If any assistance is required, the manufacturer can be contacted for further support.

3. Big Screen Car Alarm And Starter System

The EASYGUARD 2 Way car alarm system is a top-of-the-line security solution for owners of DC12V petrol cars. With a long remote working distance of up to 800 meters in wild spaces, this car alarm system provides reliable and effective protection for your vehicle.

One of the standout features of this car alarm system is the 1.73 inch big LCD display remote. This pager not only allows you to monitor your vehicle 24 hours a day, but also provides real-time feedback on your vehicle's status. In addition, the remote engine start function makes it easier than ever to start your car, while the turbo timer mode helps to prolong your engine's lifespan.

It is important to note that this car alarm system is not suitable for diesel cars and may require an extra timer delay switch. Professional installation by a trained alarm installer is also required for proper installation and optimal performance.

For vehicles with chip immobilizers in the factory OEM key fob, an extra bypass module (such as ASIN: B00MEHBVIC or B07NSLPB) may be required.

4. Car Security System With Keyless Entry & Alarm.

This keyless entry security system is a high-quality and reliable option for any 12V vehicle. It allows for remote locking and unlocking of your car, providing a simple and convenient way to access your vehicle. Additionally, the system includes a warning identification feature to ensure that you are always aware of your car's security status.

Finding your car in a crowded parking lot is made easy with the flashing hint feature, which informs you of the car's location. Installation is a breeze, with all necessary brackets and fittings included. The system is designed to rotate 360 degrees and is compatible with 4 door cars.

This multifunctional system not only provides added convenience and ease of use, but also enhances the security of your vehicle. With a one year warranty, you can trust in the quality and durability of this product. If you experience any issues, the manufacturer is readily available to assist you.

Upgrade your car with this keyless entry security system and enjoy the benefits of a simpler, more secure driving experience.

5. K9 Mundialssx 1-Way Car Alarm Security System With 16 Programmable Features

Introducing the latest innovation in car security technology – a highly efficient and reliable car alarm system that is designed to keep your vehicle safe and secure at all times. The system comes equipped with two four-button transmitters that allow you to remotely arm or disarm your car alarm with ease. With keyless entry, you can easily access your car without the need for keys.

The system is built with a powerful siren and car horn that sounds when there is an attempted break-in or unauthorized access. This ensures that any potential intruders are deterred and your car remains safe and secure. In addition, the system has two auxiliary channel outputs that allow you to control additional functions such as the trunk release or window roll-up.

One of the standout features of this car alarm system is its silent arm/disarm function. With this feature, you can arm or disarm your car alarm without sounding the siren or car horn. This is particularly useful in situations where you need to arm or disarm your car alarm without attracting unwanted attention.

The system is easy to install and comes with clear instructions that guide you through the entire process. It is compatible with most car models and can be customized to suit your specific needs. With its advanced features and reliable performance, this car alarm system is a must-have for anyone looking to keep their vehicle safe and secure. Don't wait any longer, get yours today and enjoy peace of mind knowing that your car is always protected.

6. Smartstart Pro By Easyguard: Keyless Convenience Made Simple.

The EASYGUARD Smart Key PKE car alarm system is a reliable and convenient security system that offers remote engine start, push start button, and passive keyless entry function. The PKE feature allows for automatic locking and unlocking of the car doors when a person approaches or walks away from the car within 3-6 feet with the key fob. However, please note that this item is not compatible with cars with double pulse for unlock, pneumatic or vacuum locking system, or cars with factory push start button.

Once properly installed, the push start button can easily start and stop the vehicle without the need to insert the key into the ignition cylinder. It is important to note that an extra bypass module, such as ASIN: B07NSLPBG7 or B00MEHBVIC, is required if there is a chip immobilizer in your factory OEM key fob.

This car alarm system is compatible with most DC12V petrol cars on the market, including both auto gear and manual gear cars. However, it is recommended not to install it on luxury vehicles. Professional car alarm installer installation is required for this product.

7. Keyless Guardian – Auto Security System

Introducing the multi-function integrated Car Alarm system with remote start and PKE (passive keyless entry) – a convenient and secure way to start and stop your vehicle. This advanced system comes equipped with an engine start stop button that makes getting in and out of your car a breeze.

With its Passive Keyless Entry feature, the system can automatically lock or unlock your car door when you walk away or approach your car with the key fob in hand or pocket. This not only adds to your convenience but also enhances the safety of your vehicle.

The system utilizes the latest RFID technology and touch password keypad to improve your vehicle's safety level. This rolling code technology ensures that your car's security is never compromised.

Designed to fit most DC12V petrol cars on the market, this system is suitable for both automatic and manual transmission cars. You can rest assured that your vehicle is in good hands with this reliable and easy-to-use car alarm system.

Whether you're looking for added convenience or increased security for your vehicle, the multi-function integrated Car Alarm system with remote start and PKE is the perfect solution. Its simple yet advanced features make it a must-have for any car owner.

8. Banvie Pke Passive Keyless Entry Car Alarm System Push Start Button Remote Engine Start

Introducing the Basic Keyless Entry system, designed to provide you with a convenient and reliable way to control your car. With its remote control, you can easily lock and unlock your car doors, remotely release the trunk (+/-optional), find your car in a crowded parking lot, and activate direction light flashing for added visibility.

The Keyless go smart ignition push button is an innovative feature that allows you to start or stop your vehicle with ease. Simply press the button and your car is ready to go.

The PKE Passive Keyless Entry feature is another great addition to this system. It automatically locks or unlocks the car doors as you approach or walk away from the vehicle, within a range of 1-3 meters. You also have the option to turn the PKE function on or off, depending on your preference.

With the Remote Engine Starter, you can pre-warm or pre-cool your car in extreme weather conditions. This feature allows you to start or stop the engine remotely, ensuring that your car is comfortable to drive when you get in. However, please note that an extra bypass is needed for cars with a chip key, and the remote start function is only available in arm status for safety reasons.

Lastly, the Car Alarm function provides added security to your vehicle. When the system is armed, it will trigger an alarm if someone opens the door or brakes the foot pedal, and the siren will sound while the direction light flashes to alert you of the potential threat.

9. Easyguard Universal Remote Engine Start Button.

Looking for an easy and convenient way to start and stop your vehicle? Look no further than this push start stop button kit, which is compatible with most DC12V cars on the market. Whether you have a factory alarm, aftermarket car alarm, or keyless entry system, this kit is designed to work seamlessly with your existing setup.

For even greater convenience, this kit also includes a remote engine start function, which is available as an optional add-on for automatic transmission cars. With this feature, you can start your car from a distance, allowing it to warm up or cool down before you even step inside.

Of course, with any car modification, proper installation is key. While this kit is designed for easy installation, it is highly recommended that you have a professional car alarm installer handle the job to ensure that everything is set up correctly. Once installed, you'll be able to start and stop your vehicle with ease, making your daily commute or road trip even more convenient.

10. Keyless Anti-Theft Car Security System

Introducing the Car Door Lock System – an innovative and easy-to-use solution for controlling your car. This system boasts a high torque and strong electromotor, which ensures that it is both waterproof and dustproof, guaranteeing that it never gets stuck.

One of the standout features of this product is its extremely smooth operation, providing a large push and pull force that is anti-stuck. Additionally, the system's 360° degree rotating design makes installation a breeze.

The Car Door Lock System allows for remote locking and unlocking of your car, providing an added level of convenience and safety. With warning identification and anti-theft features, you can rest assured that your vehicle is secure. The system also includes direction light flashing, which means that the side lights flash when the door is not properly closed.

The Car Door Lock System is universally compatible with any car, and comes with the option for electric or pneumatic central door lock. With the central door lock feature, your car will automatically lock and unlock, and you can even remotely locate your car or release the trunk. Additionally, the rising power window feature makes for a well-rounded and convenient experience.

Best Aftermarket Car Alarm System FAQs

Are there any specific brands that are known for producing the best aftermarket car alarm systems?

There are several brands that are known for producing high-quality aftermarket car alarm systems. One of the most popular brands is Viper, which is known for its innovative and advanced security features such as remote start, GPS tracking, and smartphone integration. Another well-known brand is Clifford, which offers a wide range of car alarm systems with features like keyless entry, two-way communication, and customizable alerts. Other notable brands include Python, Avital, and Directed Electronics. When choosing an aftermarket car alarm system, it's important to consider factors such as the level of security you need, the features you want, and your budget. It's also a good idea to read reviews and compare different brands to find the one that best fits your needs. Overall, investing in a high-quality aftermarket car alarm system can help protect your vehicle from theft and give you peace of mind.

Are there any warranties or guarantees offered with aftermarket car alarm systems?

Yes, most aftermarket car alarm systems come with warranties or guarantees. The length and terms of the warranty can vary depending on the manufacturer and the specific alarm system. It is important to research and compare different options before making a purchase to ensure that you are getting the best warranty and guarantee available.

Generally, warranties for aftermarket car alarm systems cover defects in materials and workmanship for a certain period of time, typically one to three years. Some manufacturers may also offer additional guarantees, such as a money-back guarantee if the alarm system fails to function properly or a theft protection guarantee that will cover the cost of your car if it is stolen while the alarm system is active.

It is important to carefully read the terms and conditions of the warranty or guarantee before making a purchase and to follow the manufacturer's instructions for installation and use to ensure that your warranty remains valid. If you have any questions or concerns about the warranty or guarantee offered with an aftermarket car alarm system, it is recommended to contact the manufacturer directly for clarification.

Can an aftermarket car alarm system be installed in any vehicle?

In general, aftermarket car alarm systems can be installed in most vehicles. However, the installation process may vary depending on the make and model of the car and the type of alarm system being installed. It is recommended that you consult with a professional installer to determine the compatibility of your vehicle and the alarm system you wish to install. They can also advise you on any additional components or modifications that may be necessary to ensure proper installation and functionality of the alarm system. It is important to note that some newer vehicles may have complex electrical systems that require specialized knowledge and equipment to install an aftermarket alarm system. In such cases, it may be best to rely on the expertise of a professional installer to ensure a successful installation and to avoid any potential damage to the vehicle's electrical system.

How can I ensure that my aftermarket car alarm system is functioning properly and providing maximum security for my vehicle?

To ensure that your aftermarket car alarm system is functioning properly and providing maximum security for your vehicle, there are several steps you can take:

1. Test your alarm regularly: It's important to test your alarm system at least once a month to make sure it's working properly. You can do this by activating the alarm and ensuring that all sensors and sirens are functioning correctly.

2. Install additional security measures: Consider installing additional security measures such as a GPS tracker or immobilizer to deter thieves from stealing your car.

3. Keep your car locked: Always make sure your car is locked when parked and keep your keys with you at all times.

4. Use a reputable installer: Ensure that your aftermarket car alarm system is installed by a reputable installer who has experience with your specific make and model of car.

5. Stay informed: Stay up to date with the latest security technology and trends to ensure that your car is protected from the latest threats.

By taking these steps, you can ensure that your aftermarket car alarm system is functioning properly and providing maximum security for your vehicle.

How do aftermarket car alarm systems compare to factory-installed ones?

Aftermarket car alarm systems and factory-installed ones both have their own advantages and disadvantages. Factory-installed car alarm systems come with the car right from the manufacturer, which means they are often more reliable and seamlessly integrated into the car's electronics. They are also covered under the car's warranty, which can be a big plus. However, these systems can be limited in terms of features and may not be as customizable as aftermarket systems.

On the other hand, aftermarket car alarm systems offer a wider range of features and customization options. They can be tailored to fit the specific needs of the car owner and can provide additional security features such as GPS tracking and remote start. However, the quality of aftermarket systems can be inconsistent, and installation can be more complicated and require professional help.

Ultimately, the choice between aftermarket and factory-installed car alarm systems depends on the specific needs and preferences of the car owner. It's important to do research and consult with a professional to determine which option is best for your car.

How does an aftermarket car alarm system work?

An aftermarket car alarm system is a security feature that is added to a vehicle after it has been manufactured. The system consists of various sensors, a control module, and an alarm. The sensors are placed in strategic locations in the vehicle and are designed to detect any unauthorized entry or movement. When the sensors detect any suspicious activity, they send a signal to the control module which triggers the alarm. The alarm is usually loud and attention-grabbing, which alerts the owner and anyone nearby to the potential theft.

In addition to the sensors and alarm, some aftermarket car alarm systems also come with additional features such as remote start, keyless entry, and GPS tracking. Remote start allows the owner to start the vehicle remotely, while keyless entry allows the owner to unlock the doors without using a physical key. GPS tracking allows the owner to track the location of the vehicle in case it is stolen.

Overall, an aftermarket car alarm system is an effective way to protect your vehicle from theft and unauthorized entry. If you are looking to install one on your vehicle, it is recommended to consult with a professional installer to ensure that it is installed correctly and functions properly.

What are the benefits of having an aftermarket car alarm system installed?

Having an aftermarket car alarm system installed in your vehicle can provide numerous benefits. First and foremost, it can serve as a deterrent against theft and vandalism. An alarm system with a loud siren and flashing lights can alert anyone nearby that someone is attempting to break into or steal your car. This can discourage thieves from targeting your vehicle and move on to an easier target.

Additionally, some aftermarket car alarm systems offer features such as remote start, keyless entry, and GPS tracking, which can enhance the convenience and security of your vehicle. Remote start allows you to start your car from a distance, so it can be warmed up or cooled down before you get inside. Keyless entry eliminates the need for a physical key and makes it more difficult for someone to break into your car. GPS tracking can help you locate your vehicle if it is stolen, and some systems even allow you to immobilize the engine remotely.

Overall, an aftermarket car alarm system can provide peace of mind and protect your investment. It is important to choose a system that is reliable and professionally installed to ensure maximum effectiveness.

What are the features to look for when choosing the best aftermarket car alarm system?

When choosing the best aftermarket car alarm system, there are a few key features that you should look for. Firstly, consider the type of alarm system you want – do you want a basic alarm that sounds when the car is tampered with, or do you want a more advanced system with features like remote start and GPS tracking?

Another important feature to consider is the sensitivity of the alarm. You want a system that will trigger an alarm if someone tries to break into your car, but you don't want it to go off every time a strong wind blows. Look for a system with adjustable sensitivity settings.

It's also important to choose a system with a loud alarm that will alert you and others nearby if your car is being tampered with. Additionally, consider a system with a remote control that allows you to arm and disarm the alarm from a distance.

Finally, choose a system from a reputable brand with good customer reviews and a warranty. This will ensure that you get a high-quality product that will provide reliable protection for your vehicle.

What are the top-rated aftermarket car alarm systems available in the market?

There are several top-rated aftermarket car alarm systems available in the market. Some of the most popular ones include the Viper 5706V, Compustar CS7900-AS, Python 5706P, Avital 5305L, and Clifford 5906X. These car alarm systems offer advanced features such as remote start, GPS tracking, and smartphone integration, providing users with added convenience and security.

The Viper 5706V, for instance, is known for its two-way communication system, allowing users to receive notifications on their remote control or smartphone if their car is being tampered with. The Compustar CS7900-AS, on the other hand, offers a range of up to 3 miles, making it one of the most reliable car alarm systems in the market.

When choosing an aftermarket car alarm system, it is important to consider factors such as budget, features, and compatibility with your car's make and model. It is also advisable to seek the services of a professional installer to ensure that the alarm is installed correctly and functions optimally.

What is the average cost of installing an aftermarket car alarm system?

The cost of installing an aftermarket car alarm system can vary depending on the complexity of the system and the specific features it includes. On average, the cost of installation ranges from $150 to $500. Basic systems with standard features like a siren and motion sensors are usually on the lower end of the cost spectrum. More advanced systems with features like remote start, GPS tracking, and smartphone integration will generally cost more. It's important to note that the cost of the system itself is separate from the installation cost and can range from $30 to $600 or more. It's recommended to do some research and shop around for both the system and the installation to ensure you are getting the best value for your money. Additionally, it's important to choose a reputable installer with experience in car alarm system installation to ensure the system is installed correctly and functions properly.