Call Us Toll-Free 1-800-799-7635

Avital Directed 3903T CANBUS OEM Upgrade Automotive Security System

Door, hood, trunk, and ignition protection. Built-in Stinger DoubleGuard Shock Sensor. Revenger 6-tone siren. FailSafe starter kill. Optional sensor input (MUX) port

Availability: Out of stock


Fast free shipping

Email us for more info about our products.

60 Day satisfaction guarantee.

Thank you for shopping at



The 3903T CANBUS-enabled system from Directed adds full security to your factory keyless entry system. These security upgrade systems are vehicle specific, and are programmed with firmware that communicates directly with the OEM CANBUS system to monitor and interact with the electronic functions of the vehicle. Directed’s CANBUS systems use certified CAN transceivers to insure accurate communications without data collision and work seamlessly with all factory electronics. For a full compatibility list for the 3903T, go to

Additional Info

Additional Info

Manufacturer Avital
Model Number 3903T
Length 7.70
Width 5.80
Height 5.20
UPC Code N/A
Condition N/A
Color N/A
Size N/A

Get notified !

Subscribe to receive an email as soon as this product become available again!