Avital 4105L Keyfob Remote Automatic Start Kit For Car

Last updated: December 23, 2022


A fault-proof starter interrupt keeps your car safe while you're remote-starting it. This kit has dual-zone impact sensors and corresponding alarms. The kit unlocks, locks, and releases your truck from one and a half miles away.

We looked at the top Automatic Start Kits For Car and dug through the reviews from some of the most popular review sites. Through this analysis, we've determined the best Automatic Start Kit For Car you should buy.

Product Details

Key Takeaway: This automatic start kit for cars features protection against hot-wiring.

In our analysis of 25 expert reviews, the Avital 4105L Keyfob Remote Automatic Start Kit For Car placed 3rd when we looked at the top 8 products in the category. For the full ranking, see below.

From The Manufacturer

Avital remote start system includes two 4-buttom remotes with up to one and a half mile range. Lock, unlock, trunk release, and remote start. Fault-proof starter interrupt: Keep your car where you parked it with this layer of protection against “hot-wiring” by car thieves. Dual-Zone impact sensor: Detects blows or impacts to your vehicle with this 2-stage sensor that can react either with chirps or the full wrath of the siren. Directed SmartStart Compatible.

Expert Reviews


What reviewers liked

What’s nice about this remote-start system is that it comes with an additional layer of protection. It has a fault-proof starter interrupt, which prevents your car from getting “hot-wired” by car thieves. The system is also compatible with the SmartStart system. Your neighbors will appreciate the nuisance-prevention circuitry, which eliminates false alarm triggers.
Affordable. Detailed instruction manual. High control versatility. The buttons can be programmed using Bitwriter.
Great range. Keyless entry.
A value-priced remote car starter that has similar features as more costly models. Basic, easy-to-use design. Includes lock, unlock, trunk release, and remote start.
Extensive anti-theft options. Best budget. Includes two remotes.
Quality built system with two 4-button key fobs. Decent range. XCR onboard relay and expandable with other Avital components. Virtual tack system. Affordably priced.
Keyless entry. 1,500-foot range. Inexpensive price.

What reviewers didn't like

Unfortunately, this system is very complicated, with an intricate wiring harness system. Unless you’re experienced with automotive and electrical work, you’ll need professional installation. It can also cause the lights on your dash to malfunction and falsely trigger warning lights.
Difficult to install by beginners.
Has only basic functions.
While some users might find that the small remotes are convenient to carry, we find them easy to misplace.
Only one-way communication. So-so customer service. Instructions could be better written.
One-way communication. Instructions and customer support are lacking.
One-way communication. No LCD screen. No smartphone control.
View our Automatic Start Kit For Car buying guide for in-depth advice and recommendations.

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