I Have a D15z6 1.5L SINGLE CAM and SINGLE CARBY
Was THinking of geting a twin carb and Manifold Etc
off a nother D15 that came stock with it or even a D13

would i get much agains out of it or am i better of upgrading jets in my stock single carby?

and will it be a direct bolt on and plug in to the existing wiring harness? as they do run a computer aswell