diff --git a/src/constants/endpoints.js b/src/constants/endpoints.js
index 594227f7b..f99ea660d 100644
--- a/src/constants/endpoints.js
+++ b/src/constants/endpoints.js
@@ -192,6 +192,10 @@ const endpoints = {
         url: "/account/api/v1/account/bill-to-account-number",
         method: "GET",
     },
+    AddDonationPart: {
+        url: "/order/api/v1/order/add-donation-part",
+        method: "POST",
+    },
 };
 
 export { endpoints };
diff --git a/src/store/index.js b/src/store/index.js
index 36a459d80..97a31068e 100644
--- a/src/store/index.js
+++ b/src/store/index.js
@@ -1899,96 +1899,48 @@ export const actions = {
             pageNameToLog: pageNameToLog,
         });
     },
-    submitDonationPartToSV2(
+    async submitDonationPartToSV2(
         context,
         { payload: { donationAmount, submittedOrder }, pageNameToLog }
     ) {
-        donationAmount = parseInt(donationAmount);
-        /* Request contract
-            {
-                "donationAmount": 5,
-                "savedSessionId": "96b1a16e-410a-4d08-8421-fe36e82b2275",
-                "paymentInfo": {
-                    "parentAccountNumber": 167132,
-                    "billToAccountNumber": 87291,
-                    "providerNumber": "005819",
-                    "carId": "CR00069266",
-                    "make": "Acura",
-                    "model": "MDX",
-                    "year": 2020,
-                    "eon": "S1820397",
-                    "zipCode": "43015",
-                    "state": "OH",
-                    "referralNumber": "1821895",
-                    "referralDate": "2025-03-20T16:27:38.93",
-                    "referralSequenceNumber": "1821895",
-                    "serviceZipCode": "43015",
-                    "isReplacement": true,
-                    "deductible": 0,
-                    "coverageStatus": null,
-                    "coverageSubStatus": null,
-                    "serverData": "ZtCNOF1tCLQBAx2NRKHE/n/fqD8zUxRfYtDuTu7uUiPpeg7i6TmwXwggssX5KsXVQbeft+PN+vXYfBFJytLVYgbafNDR0JH3izVTIOh7KGTeB6YaPuCJmodF4SfgVVDHD9LEmEH9wNzM9j3pFjgfXehOFH11SH9dNwTkXIbsGzAeu64DRyJsDdpamM/BPOxlJj60S/R8vnUM8mjyM7B9a63NskFI6BCVIh5mxDE4cSMUgb4zFtwvDgTPxJSwXqKShtoY6ryB8n5UPNkG/Z5tjVuJ7/8RV7WrURM7PN7xLfp6pVEeipWyeFnVEK33G9JOuB6yH75jPO6vMCYRNi0p0pg6laasFDy3hmfuy2W/N0qtcJLVa5N0bUMFFuPQusyEeqsEZ/zx1Srlvsk7i0DF8pTyBcm3JTF5BOWm60wg3ntEOqfRuQqzFc5updILwLAIp39CwJG/fs5Mj3HCDcUKwYlK70fAARtJwFu7wI0vqW5bUSUvJkvm1JRPlyWJ8JNY4Oq1apYqhZS9bps5ofgiOYJbBhPEboEnVukoTkQiYjgbMtBwVGKGL2nNEd77osoEg1KXhEQS+0KD3PoUu/bZkGub6FNGE6iKeFPt9gDSs+S21s22rVSaZkgaoC6SkufPpN6aV78Jx69nMIDd4go4pj2IJX4kS1pD1NEOSWjN4bgVKAtV6/bxBvhNJwnqUE+mE8eAmULsezub4LMhPqA58y/ZlO44jt/qkAw9nuVDRPBve+TdJTotID5dIqJJd6/vkDoHTVaSrbkCBbdG6d9By8AEbKuVrQS/+VurUnYEd2TGahPbOyRdNlud8RB4+4af0ZRFmiKkr6ppa5IbHbTIZ2qtyeOSbIOkv8O7xK/GL6e6Iaaz0wDHaQZC4Ea8FczjpFOlQgixfYcYJBb/W2db+uRvZ3lftVyJ/d082CGbYplOa+aTxymVcQSjBRbXzs6GZ2ytDqRYcRe94F9x/XSVj7g+mih7VS+YH0eOEp0ViTuWP8B1dVnOV5yTkdMbr8n9Q82G4v5brtQdiMDMY3HS6mxPb1IiKiqFX6Jgju8sIMxkJFZQ3iIkAJuOqUYkG1ZW7s4uI6hT46bRqzYaQA18CFu56qaMblOBFuxlJIsYsnMePh2xAH89oay5Kc88xwT2T/4+dzYQ0CqhQ4MTBB7nXelav2rMCjaLQ/V/a5r1TnLr2n0GbvODQeNl97qzi5lDYKlnuF8nOfOqZNOsPSsrsk3UZJJYZwNxDZaweHIeeg5P2ZW5agswPx/U5DkU1MzE1VAQ+DQAenaE2SLo4dSPBHMmt2gLpgu0LaCuzTR2IL/EM+Tpdn/Pcv1E7lPJIycIIwO7QGJcVkwCx8CJ/WCo6xDMq+9zjSVbqAaL5MzySZCeFCMyZxvEk7qXig6rflB3K3Jay4qSFjBxBXhOEuT6zKXyhR41IXRtZRmtPkscypFEUXvR5nJV7AQUIbljGEcikOLmSiCEnl8dI2Ny9xCHLOro8UXqVUy8dHGmTRGTE/mS1JNZ3y4XaZSyHcABVWbZcR3KIXVxd6rtUA/pBvWpbq8nH3WWlJGqkoxUVEridtXqcBuzTKg3/i6vLs0/pHGwdM38XizKcIxykvJrur3vEQ=="
-                }
-            }
-        */
+        const state = JSON.parse(
+            window.sessionStorage.getItem(sessionStorageKeyConstants.SUBMITTED_STATE)
+        );
+        const order = state.order;
+        const payload = {
+            donationAmount: parseInt(donationAmount),
+            savedSessionId: state.applicationUser.savedSessionId,
+            paymentInfo: {
+                parentAccountNumber: order.payment.parentAccountNumber,
+                billToAccountNumber: order.payment.billToAccountNumber,
+                providerNumber: order.serviceLocation.provider.providerNumber,
+                carId: order.vehicle.carId,
+                make: order.vehicle.make,
+                model: order.vehicle.model,
+                year: order.vehicle.year,
+                eon: order.eon,
+                zipCode: order.serviceLocation.zipCode,
+                state: order.serviceLocation.state,
+                referralNumber: order.referralNumber,
+                referralDate: order.referralDate,
+                referralSequenceNumber: order.referralSequenceNumber,
+                serviceZipCode: order.serviceLocation.zipCode,
+                isReplacement: !order.damage.isRepair,
+                deductible: order.policy.currentDeductible,
+                coverageStatus: order.payment.insuranceCoverage.coverageStatus,
+                coverageSubStatus: order.payment.insuranceCoverage.coverageSubStatus,
+                serverData: order.lineItems.serverData,
+            },
+        };
 
-        /* Uncomment and use when endpoint integration is finalized
-        return globalMethods.callHttpClient({
+        const response = await globalMethods.callHttpClient({
             method: endpoints.AddDonationPart.method,
             endpoint: endpoints.AddDonationPart.url,
-            payload: {
-                donationAmount: donationAmount,
-                savedSessionId: "96b1a16e-410a-4d08-8421-fe36e82b2275",
-                paymentInfo: {
-                    parentAccountNumber: submittedSessionData.parentAccountNumber,
-                    billToAccountNumber: submittedSessionData.billToAccountNumber,
-                    providerNumber: submittedSessionData.providerNumber,
-                    carId: "CR00069266",
-                    make: "Acura",
-                    model: "MDX",
-                    year: 2020,
-                    eon: "S1820397",
-                    zipCode: "43015",
-                    state: "OH",
-                    referralNumber: "1821895",
-                    referralDate: "2025-03-20T16:27:38.93",
-                    referralSequenceNumber: "1821895",
-                    serviceZipCode: "43015",
-                    isReplacement: true,
-                    deductible: 0,
-                    coverageStatus: null,
-                    coverageSubStatus: null,
-                    serverData: "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"
-                }
-            },
+            payload: payload,
             logApiCall: true,
             pageNameToLog: pageNameToLog,
         });
-        */
-
-        /* Response contract
-        {
-            "wasSuccessful": true,
-            "wasLocked": true
-        }
-        */
-        let result;
-
-        switch (donationAmount) {
-            case 1:
-                result = { wasSuccessful: true, wasLocked: false };
-                break;
-            case 3:
-                result = { wasSuccessful: false, wasLocked: true };
-                break;
-            case 5:
-                result = { wasSuccessful: false, wasLocked: false };
-                break;
-            default:
-                result = { wasSuccessful: null, wasLocked: null }; // Default case if amount doesn't match
-        }
-
-        return result;
+        return response.data;
     },
 
     getPartFromCapabilityQuestionAnswer(context, { payload, pageNameToLog }) {
@@ -3302,38 +3254,22 @@ export const actions = {
     },
 
     addDonationToSubmittedState(context, donationAmount) {
-        console.log("running addDonationToSubmittedOrder()... donationAmount: ", donationAmount);
-
         const submittedOrder = deepClone(baseMixin.methods.getSubmittedOrder());
         const submittedApplicationUser = deepClone(baseMixin.methods.getSubmittedApplicationUser());
 
-        if (donationAmount > 0) {
-            console.log(
-                "running addDonationToSubmittedOrder()... adding donation to supportingItems in session storage "
-            );
-            submittedOrder.lineItems.supportingItems.push({
-                partNumber: `DONATION_${donationAmount}`,
-                description: `DONATION $${donationAmount}`,
-                partType: partTypeStrings.DONATION,
-                isInsurable: false,
-                isChildPart: false,
-                laborAmount: 0,
-                sellingPrice: donationAmount,
-                kitPrice: 0,
-                salesTax: 0,
-                id: `donation-${donationAmount}`,
-            });
-        } else {
-            // filter out all donations
-            console.log(
-                "running addDonationToSubmittedOrder()... removing all donation items in supportingItems in session storage "
-            );
+        submittedOrder.lineItems.supportingItems.push({
+            partNumber: `DONATION_${donationAmount}`,
+            description: `DONATION $${donationAmount}`,
+            partType: partTypeStrings.DONATION,
+            isInsurable: false,
+            isChildPart: false,
+            laborAmount: 0,
+            sellingPrice: donationAmount,
+            kitPrice: 0,
+            salesTax: 0,
+        });
 
-            const nonDonationItems = submittedOrder.lineItems.supportingItems.filter((item) => {
-                return item.partType !== "DONATION";
-            });
-            submittedOrder.lineItems.supportingItems = nonDonationItems;
-        }
+        addGuidToLineItemsIfNotAlreadyThere(submittedOrder.lineItems.supportingItems);
 
         const submittedState = {
             order: submittedOrder,