Before I turbocharged my XR2, I fitted twin 40s, a 4 branch manifold and full stainless system. This had a massive effect on the cars performance.
Why is it the replacement exhaust manifold has such a little effect on the Leon 1.8 20v engine? Surely is all adds to get the gasses flowing?
Why is it the replacement exhaust manifold has such a little effect on the Leon 1.8 20v engine? Surely is all adds to get the gasses flowing?