Originally Posted by
IARLLC
You are right. Even a fresh 2019 L86 runs noticeably smoother after the crank position is learned. It is worth it to find a 2003 V8 P59. I don't know all of the differences between 2002 and 2003 but the AC related e-fan controls are MUCH better starting in 2003.
As for the intake tube combination, it is easy to adjust the tune to work accurately with these mods. No big deal.
So for the MAP...Is your intake manifold and MAP from a 2003 or 2012?
Can you attach your tune? Just need to make sure the MAP settings are right for the MAP.