[my56chevytruck]

Originally Posted by 68is4me

I have heard tune trapper was supposed to be good, but have no experience. Everybody tells me the fm signal does not go through metal. That why it works better in the in windshield. I would try to mount it outside the cab some where. Maybe in a stake pocket.

https://www.tunetrapper.com/

I haven't heard of these, I appreciate you sending me the info