having a bucking under wot

[rbsurfer]

ckp issues.hpl
ckp issues 2 did not die.hpl

Every time I smack it in first it bucks and sputters and sometimes shuts off. i have gotten a p0335 (ckp) code, i replace the sensor and checked the wiring. i have also replaced all the plugs and wires and fuel filter. i included 2 scans one it bucked and shut off the other it bucked and i let off the throttle and help would be greatly thanked..[A

[ingsteve]

What Car and mods?

[rbsurfer]

ls2 ctsv intake, ported tb, ported intake manifold, longtubes, corsa catback, tsp 228r cam ( 228/228 .588 .588 114lsa)