This weekend I was trolling my local Craigslist and came across a deal I couldn't pass up. GT40 tubular upper and lower intake with the plaque, 70mm bbk throttle body and egr plate for a 125 bucks. Totally worth the two hour round trip. I would like to use them both, so I am now looking for a set of GT40 heads. My question is, should I upgrade my MAF, injectors and fuel pump? If I upgrade my MAF, can I get one to work with my stock air box? What size MAF, injectors and pump would you recommend? I
