View Single Post
      12-01-2012, 08:38 AM   #4

Drives: E92 335i
Join Date: Sep 2012
Location: USA

Posts: 443
iTrader: (0)

Why was the upgrade needed on Shivs car? Are you running higher than 72psi to help augment the HPFP at those power levels? We've seen results showing the HPFP failing to stay on target on cars with just RB turbos, I can't imagine Shiv's HPFP is meeting demand without some form of upgrade