Originally Posted by
Sonic Boom
I want to run a 7670 next but it's rather an expensive setup with the manifold and two wastegates as well.
Rich
Work out how much you have spent. Gtx turbo external gate link pipe mapping. Now exhaust housing which is most likely just going to add lag. Labour and mapping and dyno time I think you will find you have spent more than a efr and manifold.
Mark