alpha6164 said:Take it to http://www.witchhunter.com/ I had my 720cc flowed, tested and cleaned there and they were awesome and a lot better price than RC. There are a couple of other people on this forum that hav used their service. They send you a full print out on before and after testing. My injectors all flowed within 1% of each other after their cleaning service. Go to their website and they show you all the step they take. I would recommend them in a second.