Quote Originally Posted by y2daniel1981
Quote Originally Posted by shapinoweno
just buy a header for the d16 off ebay, the porting of the stock header is not going to give you as much of a gain as the new header will.
only problem is there are some issues for the d16
not as much as people make it seem...if you can weld, you can handle modifying it....plus why waste time modifying the small stock one and gain hardly anything when you can get a better flowing one to modify for 53 bucks shipped?