I just was under the impression they go when tuned do to higher fuel pressure? My hpfp went early and I don’t remember but I’m pretty sure the follower was ok.
Right, I haven't heard of the TSI's roller CF being an issue. Our FSI solid B4$t4rD$ have cost me an additional $400 to date replacing them every 10k miles. Now, with the switch in oil I can go 20k miles :thumbsup: