diff --git a/code/modules/vehicles/hardpoints/holder/tank_turret.dm b/code/modules/vehicles/hardpoints/holder/tank_turret.dm
index e25ba4119e..6e5140be5f 100644
--- a/code/modules/vehicles/hardpoints/holder/tank_turret.dm
+++ b/code/modules/vehicles/hardpoints/holder/tank_turret.dm
@@ -67,6 +67,12 @@
 	burst_delay = 1.0 SECONDS
 	extra_delay = 5.0 SECONDS
 
+/obj/item/hardpoint/holder/tank_turret/set_bullet_traits()
+	..()
+	LAZYADD(traits_to_give, list(
+		BULLET_TRAIT_ENTRY(/datum/element/bullet_trait_iff)
+	))
+
 /obj/item/hardpoint/holder/tank_turret/update_icon()
 	var/broken = (health <= 0)
 	icon_state = "tank_turret_[broken]"
diff --git a/code/modules/vehicles/hardpoints/primary/autocannon.dm b/code/modules/vehicles/hardpoints/primary/autocannon.dm
index e4412597c9..aa4ec68128 100644
--- a/code/modules/vehicles/hardpoints/primary/autocannon.dm
+++ b/code/modules/vehicles/hardpoints/primary/autocannon.dm
@@ -28,3 +28,9 @@
 		GUN_FIREMODE_AUTOMATIC,
 	)
 	fire_delay = 0.7 SECONDS
+
+/obj/item/hardpoint/primary/autocannon/set_bullet_traits()
+	..()
+	LAZYADD(traits_to_give, list(
+		BULLET_TRAIT_ENTRY(/datum/element/bullet_trait_iff)
+	))
diff --git a/code/modules/vehicles/hardpoints/primary/ltb.dm b/code/modules/vehicles/hardpoints/primary/ltb.dm
index 195dac44f3..83e8c1ba96 100644
--- a/code/modules/vehicles/hardpoints/primary/ltb.dm
+++ b/code/modules/vehicles/hardpoints/primary/ltb.dm
@@ -31,3 +31,9 @@
 
 	scatter = 0
 	fire_delay = 10.0 SECONDS
+
+/obj/item/hardpoint/primary/cannon/set_bullet_traits()
+	..()
+	LAZYADD(traits_to_give, list(
+		BULLET_TRAIT_ENTRY(/datum/element/bullet_trait_iff)
+	))
diff --git a/code/modules/vehicles/hardpoints/primary/minigun.dm b/code/modules/vehicles/hardpoints/primary/minigun.dm
index 60a1d8ca90..0aee9ae5f7 100644
--- a/code/modules/vehicles/hardpoints/primary/minigun.dm
+++ b/code/modules/vehicles/hardpoints/primary/minigun.dm
@@ -52,6 +52,12 @@
 	/// When it was last fired, related to world.time.
 	var/last_fired = 0
 
+/obj/item/hardpoint/primary/minigun/set_bullet_traits()
+	..()
+	LAZYADD(traits_to_give, list(
+		BULLET_TRAIT_ENTRY(/datum/element/bullet_trait_iff)
+	))
+
 /obj/item/hardpoint/primary/minigun/set_fire_delay(value)
 	fire_delay = value
 	SEND_SIGNAL(src, COMSIG_GUN_AUTOFIREDELAY_MODIFIED, fire_delay * stage_delay_mult)
diff --git a/code/modules/vehicles/hardpoints/secondary/tow.dm b/code/modules/vehicles/hardpoints/secondary/tow.dm
index ac4c29778b..868bd96117 100644
--- a/code/modules/vehicles/hardpoints/secondary/tow.dm
+++ b/code/modules/vehicles/hardpoints/secondary/tow.dm
@@ -31,3 +31,9 @@
 	scatter = 2
 	fire_delay = 7.0 SECONDS
 
+/obj/item/hardpoint/secondary/towlauncher/set_bullet_traits()
+	..()
+	LAZYADD(traits_to_give, list(
+		BULLET_TRAIT_ENTRY(/datum/element/bullet_trait_iff)
+	))
+