I have a use Pro Mass 77mm Maf converted to 42 LBS injector . This was in my supercharge setup now im going all motor and dont have use for it or the 42lbs injectors cause im going down to 30 s . Im asking $325 plus shipping meaning you pay shipping cost as well i will also include a new K&N Air filter as well. Any question or concern please email me at Morphsrus@gmail.com or call and text me 3479671493.