I have to agree although I have not purchased my air ride kit yet the guys over there are nothing but top notch when it comes to answering questions and offering up great suggestions,they are in the process of developing a kit for the 67-70 Impala it is up on their rack right now. I am pretty excited although I have not rode in an air ride car people that I have spoken to have nothing but great things to say, I will agree that faulty installation is the common denominator to problematic issues. I HAVE A 69 CAPRICE THAT IS AWAITING ONE OF THEIR SYSTEMS (oops sorry for the yellin just so damn excited, plus I have speed dependent volumn on my MAC

). Although you can find lesser systems out there the old addage of "you get what you pay for" is pretty evident. The guys at ART are