diff --git a/CHANGELOG-WIP.md b/CHANGELOG-WIP.md
index cd6c262b92..90f6838d32 100644
--- a/CHANGELOG-WIP.md
+++ b/CHANGELOG-WIP.md
@@ -11,4 +11,5 @@
 
 - Added `craft\commerce\base\InventoryItemTrait`.
 - Added `craft\commerce\base\InventoryLocationTrait`.
-- Added `craft\commerce\base\Purchasable::setStockLevel()`.
\ No newline at end of file
+- Added `craft\commerce\base\Purchasable::setStockLevel()`.
+- Added `craft\commerce\services\Inventory::updateInventoryLevel()`.
\ No newline at end of file
diff --git a/src/base/Purchasable.php b/src/base/Purchasable.php
index 3c88c51113..2c094b4c77 100644
--- a/src/base/Purchasable.php
+++ b/src/base/Purchasable.php
@@ -956,28 +956,15 @@ public function getStock(): int
 
     /**
      * @param int $quantity
-     * @param array $updateAttributes
+     * @param array $updateInventoryLevelAttributes
      * @return void
      * @throws InvalidConfigException
      * @throws Exception
      * @since 5.3.0
      */
-    public function setStockLevel(int $quantity, array $updateAttributes = []): void
+    public function setStockLevel(int $quantity, array $updateInventoryLevelAttributes = []): void
     {
-        $updateAttributes += [
-            'quantity' => $quantity,
-            'updateAction' => InventoryUpdateQuantityType::SET,
-            'inventoryLocationId' => $this->getStore()->getInventoryLocations()->first()->id,
-            'type' => InventoryTransactionType::AVAILABLE->value,
-        ];
-
-        $updateInventoryLevel = new UpdateInventoryLevel($updateAttributes);
-        $updateInventoryLevel->inventoryItemId = $this->inventoryItemId;
-
-        $updateInventoryLevels = UpdateInventoryLevelCollection::make();
-        $updateInventoryLevels->push($updateInventoryLevel);
-
-        Plugin::getInstance()->getInventory()->executeUpdateInventoryLevels($updateInventoryLevels);
+        Plugin::getInstance()->getInventory()->updateInventoryLevel($this->inventoryItemId, $quantity, $updateInventoryLevelAttributes);
 
         $this->_stock = null;
     }
diff --git a/src/services/Inventory.php b/src/services/Inventory.php
index a3324876a0..0dc088b619 100644
--- a/src/services/Inventory.php
+++ b/src/services/Inventory.php
@@ -325,6 +325,32 @@ public function executeUpdateInventoryLevels(UpdateInventoryLevelCollection $upd
         }
     }
 
+    /**
+     * @param int $inventoryItemId
+     * @param int $quantity
+     * @param array $updateInventoryLevelAttributes
+     * @return void
+     * @throws Exception
+     * @throws InvalidConfigException
+     */
+    public function updateInventoryLevel(int $inventoryItemId, int $quantity, array $updateInventoryLevelAttributes = [])
+    {
+        $updateInventoryLevelAttributes += [
+            'quantity' => $quantity,
+            'updateAction' => InventoryUpdateQuantityType::SET,
+            'inventoryLocationId' => $this->getStore()->getInventoryLocations()->first()->id,
+            'type' => InventoryTransactionType::AVAILABLE->value,
+        ];
+
+        $updateInventoryLevel = new UpdateInventoryLevel($updateInventoryLevelAttributes);
+        $updateInventoryLevel->inventoryItemId = $inventoryItemId;
+
+        $updateInventoryLevels = UpdateInventoryLevelCollection::make();
+        $updateInventoryLevels->push($updateInventoryLevel);
+
+        Plugin::getInstance()->getInventory()->executeUpdateInventoryLevels($updateInventoryLevels);
+    }
+
     /**
      * @param UpdateInventoryLevel|UpdateInventoryLevelInTransfer $updateInventoryLevel
      * @return bool