Originally Posted by DarkObsession
This is exactly what I was thinking... anyone who wants to seriously mod their V6 better hope that the integrated exhaust manifolds are "maxed out" from the factory because otherwise... you'll just have to dive into the heads immediately.
Speaking of heads, if anyone makes aftermarket heads for those, they are going to cost a small fortune.
They won't be maxed out on a car that sells for under $25,000. They did it to save weight and save cost, not improve performance.