'lolman? did you test your code?'

no i did not ms. kevinz

code/datums/components/plumbing/splitter.dm

@@ -0,0 +1,45 @@
+/datum/component/plumbing/splitter
+	demand_connects = NORTH
+	supply_connects = SOUTH | EAST
+
+/datum/component/plumbing/splitter/Initialize()
+	. = ..()
+	if(. && !istype(parent, /obj/machinery/plumbing/splitter))
+		return FALSE
+
+/datum/component/plumbing/splitter/can_give(amount, reagent, datum/ductnet/net)
+	. = ..()
+	if(!.)
+		return
+	. = FALSE
+	var/direction
+	for(var/A in ducts)
+		if(ducts[A] == net)
+			direction = get_original_direction(text2num(A))
+			break
+	var/obj/machinery/plumbing/splitter/S = parent
+	switch(direction)
+		if(SOUTH)
+			if(S.turn_straight && S.transfer_straight <= amount)
+				S.turn_straight = FALSE
+				return TRUE
+		if(EAST)
+			if(!S.turn_straight && S.transfer_side <= amount)
+				S.turn_straight = TRUE
+				return TRUE
+
+/datum/component/plumbing/splitter/transfer_to(datum/component/plumbing/target, amount, reagent, datum/ductnet/net)
+	var/direction
+	for(var/A in ducts)
+		if(ducts[A] == net)
+			direction = get_original_direction(text2num(A))
+			break
+	var/obj/machinery/plumbing/splitter/S = parent
+	switch(direction)
+		if(SOUTH)
+			if(amount >= S.transfer_straight)
+				amount = S.transfer_straight
+		if(EAST)
+			if(amount >= S.transfer_side)
+				amount = S.transfer_side
+	. = ..()