Have a 2016 ZL1 with a lot of goodies on I,
1050xID injectors.
both crank and snout pulleys
full header back exhaust.
DW300c twin pumps
PROBLEM>>>>>>>>
I'm still dialing in fuel trims..... however once I got them close enough to pull WOT, I noticed my fuel pressure dropping from 59-32psi.
this car has a CTSV dual pump hanger in it. with DW twin 300c kit. came with a replacement regulator.
that kit is installed. Im a little stumped here,,,,i thought I uploaded the tune... guess not. HERE it is
zl11050x.hpt