When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
No difference performance wise on a V6, however, the H pipe will make a better tone for a stock sixer. The X pipe holds better sound up top, but they tend to be a little raspy when you let off the gas, H pipes, give a little deeper tone, and aren't so raspy when you let off the gas. You may have to hit up ebay fora V6 X pipe, I did when I bought my years ago.
i would suggest the h. that is what i run and love it. i have never heard an x on the 6 but on gt's i prefer the h pipe over the x pipe because of the raspyness