just found out the 950 is discontinued thats why it is probably cheap, im going to go with the
"Clifford AvantGuard 5.5
Introducing the world's best car alarm, the AvantGuard 5.5. Now with Thatcham category 1 approval and built-in IntelliStart (remote controlled engine start), this system is only available from GAP Security, the largest Clifford dealer's in Europe. Features include a pair of 5-button extended range remote controls, dual-zone proximity sensor, tilt and motion sensor, glass tamper sensor, dual-circuit immobilisation, smart battery back-up siren, remote controlled central locking and or total closure (subject to vehicle), plain-view 2 code protected valet mode, FACT 2 (False Alarm Control & Test) anti-falsing circuitry, secure access full-time feature customisation, low transmitter battery warning and of course, 2-circuit engine immobilisation! Don't forget, its now Thatcham approved!!!"