OT: Car remote starter

Hi, Need new set of remote for my car. Have to decide spread spectrum frequency type or FM type. Existing one is AM superhet on 433MHz and just about had it. My remote is Compustar brand. Any experience based comments please.
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload

HomeOwnersHub.com is a website for homeowners and building and maintenance pros. It is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.