Just my thoughts, I prefer the DD 4X6 over the 5.3. The 5.3 has very little in depth over the 4X6, but the 4.6 has a lot better separation than the 5.3. I liked the 4X6 so well on my XLT that I purchased one for my VX3 and the 4X6 is my #2 go to coil on both machines.