diff --git a/code/controllers/subsystem/ambience.dm b/code/controllers/subsystem/ambience.dm
index 4aacf3802cf..4b64c1ddf82 100644
--- a/code/controllers/subsystem/ambience.dm
+++ b/code/controllers/subsystem/ambience.dm
@@ -34,7 +34,7 @@ SUBSYSTEM_DEF(ambience)
 		var/area/current_area = get_area(client_mob)
 		if(!current_area) //Something's gone horribly wrong
 			stack_trace("[key_name(client_mob)] has somehow ended up in nullspace. WTF did you do")
-			ambience_listening_clients -= client_iterator
+			remove_ambience_client(client_iterator)
 			continue
 
 		if(ambience_listening_clients[client_iterator] > world.time)
@@ -59,7 +59,8 @@ SUBSYSTEM_DEF(ambience)
 	new_sound = sound(new_sound, repeat = 0, wait = 0, volume = volume*volume_modifier, channel = CHANNEL_AMBIENCE)
 	SEND_SOUND(M, new_sound)
 
-	return rand(min_ambience_cooldown, max_ambience_cooldown)
+	var/sound_length = SSsounds.get_sound_length(new_sound.file)
+	return sound_length + rand(min_ambience_cooldown, max_ambience_cooldown)
 
 /datum/controller/subsystem/ambience/proc/remove_ambience_client(client/to_remove)
 	ambience_listening_clients -= to_remove
@@ -67,8 +68,6 @@ SUBSYSTEM_DEF(ambience)
 	currentrun -= to_remove
 
 /area/station/maintenance
-	min_ambience_cooldown = 20 SECONDS
-	max_ambience_cooldown = 35 SECONDS
 
 	///A list of rare sound effects to fuck with players. No, it does not contain actual minecraft sounds anymore.
 	var/static/list/minecraft_cave_noises = list(
diff --git a/code/controllers/subsystem/sounds.dm b/code/controllers/subsystem/sounds.dm
index 2bc253c5af7..bcc06e67f63 100644
--- a/code/controllers/subsystem/sounds.dm
+++ b/code/controllers/subsystem/sounds.dm
@@ -26,9 +26,28 @@ SUBSYSTEM_DEF(sounds)
 	/// All valid sound files in the sound directory
 	var/list/all_sounds
 
+	// || Sound caching ||
+	/// k:v list of file_path : length
+	VAR_PRIVATE/list/sound_lengths
+	/// A list of sounds to cache upon initialize.
+	VAR_PRIVATE/list/sounds_to_precache = list()
+	/// Any errors from precaching.
+	VAR_PRIVATE/list/precache_errors = list()
+
 /datum/controller/subsystem/sounds/Initialize()
 	setup_available_channels()
 	find_all_available_sounds()
+
+	if(!(RUST_G))
+		to_chat(world, span_boldnotice("Sounds subsystem: No rust_g detected."))
+		return ..()
+
+	// Precache ambience sounds
+	for(var/key in GLOB.ambience_assoc)
+		sounds_to_precache |= GLOB.ambience_assoc[key]
+
+	precache_sounds()
+
 	return SS_INIT_SUCCESS
 
 /datum/controller/subsystem/sounds/proc/setup_available_channels()
@@ -156,4 +175,54 @@ SUBSYSTEM_DEF(sounds)
 /datum/controller/subsystem/sounds/proc/available_channels_left()
 	return length(channel_list) - random_channels_min
 
+/datum/controller/subsystem/sounds/proc/precache_sounds()
+	if(!length(sounds_to_precache))
+		return
+
+	var/list/lengths = rustg_sound_length_list(sounds_to_precache)
+	precache_errors = lengths[RUSTG_SOUNDLEN_ERRORS]
+	sound_lengths = lengths[RUSTG_SOUNDLEN_SUCCESSES]
+	for(var/sound_path in sound_lengths)
+		sound_lengths[sound_path] = text2num(sound_lengths[sound_path])
+
+	sounds_to_precache = null
+
+/// Cache a list of sound lengths.
+/datum/controller/subsystem/sounds/proc/cache_sounds(list/paths)
+	var/list/reconstructed = list()
+	reconstructed.len = length(paths)
+
+	for(var/i in 1 to length(paths))
+		reconstructed[i] = "[paths[i]]"
+
+	var/list/out = rustg_sound_length_list(paths)
+	var/list/successes = out[RUSTG_SOUNDLEN_SUCCESSES]
+	for(var/sound_path in successes)
+		sound_lengths[sound_path] = text2num(successes[sound_path])
+
+/// Cache and return a single sound.
+/datum/controller/subsystem/sounds/proc/get_sound_length(file_path)
+	. = 0
+	if(!istext(file_path))
+		if(!isfile(file_path))
+			CRASH("rustg_sound_length error: Passed non-text object")
+
+		if(length("[file_path]")) // Runtime generated RSC references stringify into 0-length strings.
+			file_path = "[file_path]"
+		else
+			CRASH("rustg_sound_length does not support non-static file refs.")
+
+	var/cached_length = sound_lengths[file_path]
+	if(!isnull(cached_length))
+		return cached_length
+
+	var/ret = RUSTG_CALL(RUST_G, "sound_len")(file_path)
+	var/as_num = text2num(ret)
+	if(isnull(ret))
+		. = 0
+		CRASH("rustg_sound_length error: [ret]")
+
+	sound_lengths[file_path] = as_num
+	return as_num
+
 #undef DATUMLESS
diff --git a/code/game/area/areas.dm b/code/game/area/areas.dm
index 450a29d9cbd..1a1720b75f0 100644
--- a/code/game/area/areas.dm
+++ b/code/game/area/areas.dm
@@ -95,9 +95,9 @@
 	///The volume of the ambient buzz
 	var/ambient_buzz_vol = 35
 	///Used to decide what the minimum time between ambience is
-	var/min_ambience_cooldown = 30 SECONDS
+	var/min_ambience_cooldown = 4 SECONDS
 	///Used to decide what the maximum time between ambience is
-	var/max_ambience_cooldown = 60 SECONDS
+	var/max_ambience_cooldown = 10 SECONDS
 
 	flags_1 = CAN_BE_DIRTY_1
 
diff --git a/code/game/area/areas/centcom.dm b/code/game/area/areas/centcom.dm
index 022e0d91c17..2d6c3551ba1 100644
--- a/code/game/area/areas/centcom.dm
+++ b/code/game/area/areas/centcom.dm
@@ -278,8 +278,6 @@
 	ambience_index = AMBIENCE_MINING
 	flags_1 = CAN_BE_DIRTY_1
 	sound_environment = SOUND_AREA_ASTEROID
-	min_ambience_cooldown = 70 SECONDS
-	max_ambience_cooldown = 220 SECONDS
 
 /area/centcom/asteroid/nearstation
 	static_lighting = TRUE
diff --git a/code/game/area/areas/mining.dm b/code/game/area/areas/mining.dm
index 4254e23d62b..957956cb12d 100644
--- a/code/game/area/areas/mining.dm
+++ b/code/game/area/areas/mining.dm
@@ -146,8 +146,6 @@
 	requires_power = TRUE
 	ambience_index = AMBIENCE_MINING
 	area_flags = VALID_TERRITORY | UNIQUE_AREA
-	min_ambience_cooldown = 70 SECONDS
-	max_ambience_cooldown = 220 SECONDS
 
 /area/lavaland/underground
 	name = "Lavaland Caves"
@@ -159,8 +157,6 @@
 	power_light = FALSE
 	ambience_index = AMBIENCE_MINING
 	area_flags = VALID_TERRITORY | UNIQUE_AREA | FLORA_ALLOWED
-	min_ambience_cooldown = 70 SECONDS
-	max_ambience_cooldown = 220 SECONDS
 
 /area/lavaland/surface/outdoors
 	name = "Lavaland Wastes"
@@ -206,8 +202,6 @@
 	power_light = FALSE
 	requires_power = TRUE
 	area_flags = UNIQUE_AREA | FLORA_ALLOWED
-	min_ambience_cooldown = 70 SECONDS
-	max_ambience_cooldown = 220 SECONDS
 
 /area/icemoon/surface/outdoors // parent that defines if something is on the exterior of the station.
 	name = "Icemoon Wastes"
@@ -269,8 +263,6 @@
 	power_equip = FALSE
 	power_light = FALSE
 	area_flags = UNIQUE_AREA | FLORA_ALLOWED
-	min_ambience_cooldown = 70 SECONDS
-	max_ambience_cooldown = 220 SECONDS
 
 /area/icemoon/underground/unexplored // mobs and megafauna and ruins spawn here
 	name = "Icemoon Caves"
diff --git a/code/game/area/areas/misc.dm b/code/game/area/areas/misc.dm
index 00ce0d6f464..63290754db5 100644
--- a/code/game/area/areas/misc.dm
+++ b/code/game/area/areas/misc.dm
@@ -16,8 +16,6 @@
 	flags_1 = CAN_BE_DIRTY_1
 	sound_environment = SOUND_AREA_SPACE
 	ambient_buzz = null //Space is deafeningly quiet
-	min_ambience_cooldown = 195 SECONDS //length of ambispace.ogg
-	max_ambience_cooldown = 200 SECONDS
 
 /area/space/nearstation
 	icon_state = "space_near"
diff --git a/code/game/area/areas/station/engineering.dm b/code/game/area/areas/station/engineering.dm
index 6925aa4d096..71fe6024d88 100644
--- a/code/game/area/areas/station/engineering.dm
+++ b/code/game/area/areas/station/engineering.dm
@@ -31,8 +31,6 @@
 	sound_environment = SOUND_AREA_SPACE
 	ambience_index = AMBIENCE_SPACE
 	ambient_buzz = null //Space is deafeningly quiet
-	min_ambience_cooldown = 195 SECONDS //length of ambispace.ogg
-	max_ambience_cooldown = 200 SECONDS
 
 /area/station/engineering/atmos/project
 	name = "\improper Atmospherics Project Room"
diff --git a/code/game/area/areas/station/medical.dm b/code/game/area/areas/station/medical.dm
index 3b77a7a1a66..03bdc8eb5bf 100644
--- a/code/game/area/areas/station/medical.dm
+++ b/code/game/area/areas/station/medical.dm
@@ -4,8 +4,6 @@
 	ambience_index = AMBIENCE_MEDICAL
 	airlock_wires = /datum/wires/airlock/medbay
 	sound_environment = SOUND_AREA_STANDARD_STATION
-	min_ambience_cooldown = 90 SECONDS
-	max_ambience_cooldown = 180 SECONDS
 
 /area/station/medical/abandoned
 	name = "\improper Abandoned Medbay"
diff --git a/sound/ambience/maintenance/ambimaint.ogg b/sound/ambience/maintenance/ambimaint.ogg
index 346662ac4c9..d1c832e31d6 100644
Binary files a/sound/ambience/maintenance/ambimaint.ogg and b/sound/ambience/maintenance/ambimaint.ogg differ
diff --git a/sound/ambience/maintenance/ambimaint1.ogg b/sound/ambience/maintenance/ambimaint1.ogg
index b4ca9ffd128..2bdc0c3e9d0 100644
Binary files a/sound/ambience/maintenance/ambimaint1.ogg and b/sound/ambience/maintenance/ambimaint1.ogg differ
diff --git a/sound/ambience/maintenance/ambimaint10.ogg b/sound/ambience/maintenance/ambimaint10.ogg
index 0aee1569341..c51df1d5530 100644
Binary files a/sound/ambience/maintenance/ambimaint10.ogg and b/sound/ambience/maintenance/ambimaint10.ogg differ
diff --git a/sound/ambience/maintenance/ambimaint12.ogg b/sound/ambience/maintenance/ambimaint12.ogg
index baf0755e96c..3b7886dd8de 100644
Binary files a/sound/ambience/maintenance/ambimaint12.ogg and b/sound/ambience/maintenance/ambimaint12.ogg differ
diff --git a/sound/ambience/maintenance/ambimaint2.ogg b/sound/ambience/maintenance/ambimaint2.ogg
index fa172c61e78..458707e7728 100644
Binary files a/sound/ambience/maintenance/ambimaint2.ogg and b/sound/ambience/maintenance/ambimaint2.ogg differ
diff --git a/sound/ambience/maintenance/ambimaint3.ogg b/sound/ambience/maintenance/ambimaint3.ogg
index 184239a5de8..f99df8bd2b7 100644
Binary files a/sound/ambience/maintenance/ambimaint3.ogg and b/sound/ambience/maintenance/ambimaint3.ogg differ
diff --git a/sound/ambience/maintenance/ambimaint4.ogg b/sound/ambience/maintenance/ambimaint4.ogg
index 402681a46de..71b2b6b1853 100644
Binary files a/sound/ambience/maintenance/ambimaint4.ogg and b/sound/ambience/maintenance/ambimaint4.ogg differ
diff --git a/sound/ambience/maintenance/ambimaint5.ogg b/sound/ambience/maintenance/ambimaint5.ogg
index 5b7941f37f0..acd2d7d4015 100644
Binary files a/sound/ambience/maintenance/ambimaint5.ogg and b/sound/ambience/maintenance/ambimaint5.ogg differ
diff --git a/sound/ambience/maintenance/source_corridor2.ogg b/sound/ambience/maintenance/source_corridor2.ogg
index 35cf63555f1..fbf77382d62 100644
Binary files a/sound/ambience/maintenance/source_corridor2.ogg and b/sound/ambience/maintenance/source_corridor2.ogg differ