diff --git a/src/constants/part-number-strings.js b/src/constants/part-number-strings.js
index 55905408..d894da05 100644
--- a/src/constants/part-number-strings.js
+++ b/src/constants/part-number-strings.js
@@ -4,7 +4,8 @@ const partNumberStrings = Object.freeze({
     RECAL_MOBILE: 'RECAL MOBILE',
     RECAL_MOBILEDUAL: 'RECAL MOBILEDUAL',
     REPAIR: 'WSREPAIR',
-    SUPPLIES_REPAIR: 'SUPPLIES-REPAIR'
+    SUPPLIES_REPAIR: 'SUPPLIES-REPAIR',
+    TESLA_THS_SRVCE: 'TESLA THS SRVCE'
 });
 
 export default partNumberStrings;
diff --git a/src/store/index.js b/src/store/index.js
index b53885e0..72b44782 100644
--- a/src/store/index.js
+++ b/src/store/index.js
@@ -1942,6 +1942,8 @@ export const useMainStore = defineStore({
                 } else if (fee.partNumber === partNumberStrings.LABOR2) {
                     // Do not add Labor2 to feeItems since it's already been added to supportingItems
                     this.addPartNumberFeeItem(null, partNumberStrings.LABOR2);
+                }else if (fee.partNumber === partNumberStrings.TESLA_THS_SRVCE) {
+                    // Do not add Tesla THS Service Fee to feeItems, it is a child part already
                 } else {
                     this.addPartNumberFeeItem(fee, fee.partNumber);
                 }