THE ULTIMATE GUIDE TO 4AGE 20V

Stage one cam for mildy modified N/A engine with primary ingestion and exhaust upgrade. Fantastic rise in mid-array power in comparison to OEM cams.About the 4AGZ ingestion manifold- the #one runner, which is Pet dog-legged, have to be filled and recontoured. This is a straightforward treatment that needs to be finished. Make sure to regularly Test