im pretty sure I still have one or two nearly new GM PS pumps off a couple newer L26's so we should be set for the PS pump (besides its easily replaced later, rack is the PITA
https://amzn.com/B00TLC4OUU
or
rockauto
filter
A-1 CARDONE 200038F {#20FLT2} CARDONE Service Plus Power Steering Filter
Acdelco rack 00regal GS SC v6 (FE3)
ACDELCO 36R0388 {#19320486} Professional; Remanufactured; Power Rack
146 with 100$ core charge,
04 regal with sport suspension uses
ACDELCO 36R0400 {#19320498}
acdelco rack for 00 GP GTP dunno the RPO
ACDELCO 36R0378 {#19320476} Professional; Remanufactured; Power Rack
https://www.rockauto.com/en/moreinfo.php?pk=4985805&cc=1359334
00 Impala and oo monte lists the 36r0400 as the FE2 RPO
00 lumina all by it self rofl ACDELCO 36R0383 {#19320481} Professional; Remanufactured; Power Rack
https://www.rockauto.com/en/moreinfo.php?pk=4985820&cc=1358052
00 Olds alero ACDELCO 36R0390 {#19320488} Professional; Remanufactured; Power Rack
00 Intrigue lists the same as the 00 regal GS
ACDELCO 36R0388 {#19320486}
I do have a rack in the core bin out back, so we can send it back asap
or you can go with the 05 GXP/compG (NV7 /NV8 RPO) unit for 155$ 100$ core
ACDELCO 36R0418 {#19320516} Professional; Remanufactured; Power Rack