Car Alarm Accessories
Upgrade and support your vehicle security setup with car alarm accessories designed for alarm installation, replacement and additional functionality. Choose suitable components for your vehicle security system. Pair with Vehicle Security Systems or explore Keyless Entry.
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Viper 1505T Battery Backup Siren
19% off
Viper
Viper 1505T Battery Backup Siren
- Sale price
- $112.97
- Regular price
- $139.95
Viper 506T Audio Glass Break Sensor
2% off
Viper
Viper 506T Audio Glass Break Sensor
- Sale price
- $58.95
- Regular price
- $59.95
Viper 620V Flashing Electro-Luminescent Indicator
Viper
Viper 620V Flashing Electro-Luminescent Indicator
- Price
- $39
Viper 8616 20 Amp/10 Amp Mini Relay Assembly
Viper
Viper 8616 20 Amp/10 Amp Mini Relay Assembly
- Price
- $19.95
Viper 509U Ultrasonic Sensor
18% off
Viper
Viper 509U Ultrasonic Sensor
- Sale price
- $98.56
- Regular price
- $119.95
Viper VSK100 SmartKey Module
21% off
Viper
Viper VSK100 SmartKey Module
- Sale price
- $213.12
- Regular price
- $269
Mongoose MGB6000 Glass Break Sensor For M20 & M60 Series
Mongoose
Mongoose MGB6000 Glass Break Sensor For M20 & M60 Series
- Price
- $59
Mongoose MUM80 Ultrasonic Sensor For M80 Series Alarms
Mongoose
Mongoose MUM80 Ultrasonic Sensor For M80 Series Alarms
- Price
- $95
Viper 6826T Directed 2-Way Control Centre with Cable
Viper
Viper 6826T Directed 2-Way Control Centre with Cable
- Price
- $119.95
Viper 7153V 1-Way SuperCode Remote
2% off
Viper
Viper 7153V 1-Way SuperCode Remote
- Sale price
- $117.95
- Regular price
- $119.95
Viper 8606 2 Volt LED/Valet Switch Combo RED
2% off
Viper
Viper 8606 2 Volt LED/Valet Switch Combo RED
- Sale price
- $20.50
- Regular price
- $21
Mongoose
Mongoose MDK4100G | 4 Door Central Locking Kit
- Sale price
- $69.96
- Regular price
- $79
Frequently Asked Questions
Car alarm accessories are designed to support, expand or replace components used with vehicle alarm and security systems.
Depending on the system, accessories may include sensors, remotes, sirens, wiring components and other alarm-related equipment.
Some accessories can be added to compatible alarm systems. Always confirm compatibility with the existing alarm before purchasing.
Some products are specifically designed for modern vehicle electrical and security systems, while compatibility varies by make and model.
Check your alarm system, vehicle model, required function and the manufacturer's compatibility information before selecting an accessory.
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