Make sure you see the article ‘Consumption Tuning for many throttles‘ For additional Highly developed info on this subject. Re: ITB Conversion on 16 valve 4AGE the blacktops ran MAP sensors so there should be a way of obtaining a excellent MAP sign. The single best all spherical velocity stack https://claytonpjwht.dailyblogzz.com/31873890/the-single-best-strategy-to-use-for-blacktop-4age-for-sale