hey guys i have a sh and i have aem pulleys,dc sports headers,aem cai,greddy evo 2 cat back and random tech high flow cat i was thinking about getting a vafc. is it worth for me to get it if so i am planning to lower the vtec engagment to 4800 rpms is that a good choice? what r the power gains out of a vafc? r they hard to tune?

 

take it to a dyno and get it tuned