If you’re getting around to finishing the last pieces of your project car, this could mean finally getting the broken studs out of those rare dual exhaust manifolds that you bought at a swap meet ...

We've all seen them at the shows or cruises-a fresh engine, sparkling in Ford Corporate Blue with every clip, hose, and wire perfectly detailed and positioned. Even the engine compartment is spotless.

As much as we like the 5.9L Cummins powerplant, the stock exhaust manifold is constrictive and contorted, interfering with the flow of gases to the turbo and downpipe. That, in turn, can produce the ...