diff --git a/bom_replace_alphax_4ch-g.csv b/bom_replace_alphax_4ch-g.csv
index 41c72c0d9..458428df6 100644
--- a/bom_replace_alphax_4ch-g.csv
+++ b/bom_replace_alphax_4ch-g.csv
@@ -8,72 +8,37 @@ R131,
 
 #CAN WAKEUP (disable O2S input)
 R143, 
-
 ############# MM SETUP ###############
 
+# STM32 whatever is cheapest would go, right?
+U105,"STM32F407ZGT7","LQFP144","C19156"
 
 # DC-DC Inductor
-#L421,"MWSA0503S-100MT","MWSA0503","C408412"
-#L420,"LBC3225T2R2MR","L1210","C223413"
+L421,"MWSA0503S-100MT","MWSA0503","C408412"
 
-# LMR14020->LMR14030 (more power, no problem)
-#U420,"LMR14030","SOP8","C182078"
-
-#fuses
-#F101,"nSMD035-16V","SMD1206","C70072"
-#F410,"nSMD050-24V","SMD1206","C70076"
-#F300,"nSMD050-24V","SMD1206","C70076"
-#F5,"Fuse-5A-1206","SMD1206","C553924"
-#F6,"Fuse-5A-1206","SMD1206","C553924"
-
-#power distribution
-#U103,"AP2331W-7","SOT-23","C460346"
-#U480,"AP2331W-7","SOT-23","C460346"
-
-# JLC-BOM stock shortages...
-#U420,"LMR14020SDDAR","SOP8","C187824"
-#S1,"TS-1088R-02026","SMD-2_2.9x3.9x1.7","C455280"
-#S2,"TS-1088R-02026","SMD-2_2.9x3.9x1.7","C455280"
-#L420,"NLV32T-2R2J-PF","L1210","C89016"
-#"R4,R49","4D03WGF1001T5E","R0603-4","C425239"
-# trigger schmidt buffer
-#"U2,U5","74LVC2G17GW","SOT-363","C80500"
-# analog switches for VR-discrete
-#"U755, U756, U755_2, U756_2","WAS3157B-6","SOT-363","C213161"
-#"U754, U754_2","TLV3202AIDR","SO8","C129325"
 # smart MOSFETs
-#Q6,"VND10N06TR-E","DPAK","C2149912"
-#Q7,"VND10N06TR-E","DPAK","C2149912"
-#Q8,"VND10N06TR-E","DPAK","C2149912"
-#Q9,"VND10N06TR-E","DPAK","C2149912"
-#Q22,"VND10N06TR-E","DPAK","C2149912"
-#Q23,"VND10N06TR-E","DPAK","C2149912"
-#Q26,"VND10N06TR-E","DPAK","C2149912"
-#Q28,"VND10N06TR-E","DPAK","C2149912"
-#Q29,"VND10N06TR-E","DPAK","C2149912"
-#Q30,"VND10N06TR-E","DPAK","C2149912"
+"Q6,Q7,Q26,Q30,Q41,Q42,Q43,Q44,Q45,Q46,Q47,Q48","VND10N06TR-E","DPAK","C2149912"
 
-# no TLE9201SG
-#U6,"IFX9201SG","Infineon_PG-DSO-12-11","C112633"
+#SD Card
+J100,"TF-014-H16","SMD","C2874208"
 
-# use cheaper components
-#"Q1, Q2, Q10, Q11, Q12, Q15, Q19, Q20, Q21, Q24, Q25, Q27, Q33, Q34, Q35, Q36","AO3400A","SOT-23","C700953"
-#"Q3, Q4, Q5, Q13, Q14, Q16, Q17, Q18, Q31, Q32","AO3401A","SOT-23","C700954"
+# fuses
+F410,"nSMD050-24V","SMD1206","C70076"
+"F5,F6","Fuse-5A-1206","SMD1206","C553924"
+"F1,F2,F8,F9,F10,F11","nSMD005","PAD-1206-PAD","C70064"
 
-#
-#"U752, U757, U752_2, U757_2","74AHC1G02","SOT23-5","C163710"
-#"F1, F2, F8, F9","nSMD005","PAD-1206-PAD","C70064"
+# TLS115
+U411,"TLS115B0EJXUMA1","PG-DSO-8","C3743696"
 
-#a bit optional
-#U103,
+# remove R40 because we'll populate TLS115
+R40,
 
 # no software for accelerometer
 U1001,
 
-# remove R40 because we'll populate TLS115
-R40,
 # no Cortex 5x2 header
 J2,"Cortex_Debug","PinHeader_2x05_P1.27mm_Vertical_SMD",""
+
 # no MAP sensor
 U3,"MPXH6400A","MPXH6400A-SSOP8",""