its the Quad Sensor model ( 2 for the front and 2 in the back see pics )

still installed on my C6 Z06 in like new condition, everything is about 8 months old and in like new condition ( no pitting on the sensors etc )

will uninstall when i have a serious buyer, located in Irvine Ca if you local and want to come check it out b4 i uninstall it

comes with everything needed to install plus an optional Laser Jammer Tester a 59$ value

520$ FTF or 540$ shipped and insured ( paypal add 4% fee or send as gift )

here is the stuff i am selling

Laser Jammer
https://www.laser-interceptorusa.com...terceptor-quad

Laser Jammer Tester
https://www.laser-interceptorusa.com/jammer-tester