Originally Posted by Kyle@STILLEN

We have decided to stick with the -8 braided lines. The main factor for this is the engine itself. The oil ports in the VQ37 where the oil comes out into the filter assembly (where the sandwich plate is located) are pretty small. There's no real point to going with a large line after coming out of a small opening. The -8 lines we use are about the same size as the oil channels and this ensures that the oil pressures do not fluctuate too far (if at all) from factory specs. The only benefit to a -10 line is the slightly increased volume. Other than that there will be no gain in pressure or performance.