diff --git a/sdk/src/Services/S3/Custom/Transfer/Internal/BufferedMultipartStream.cs b/sdk/src/Services/S3/Custom/Transfer/Internal/BufferedMultipartStream.cs
index f7ea5a65979b..47482ca799af 100644
--- a/sdk/src/Services/S3/Custom/Transfer/Internal/BufferedMultipartStream.cs
+++ b/sdk/src/Services/S3/Custom/Transfer/Internal/BufferedMultipartStream.cs
@@ -39,7 +39,6 @@ internal class BufferedMultipartStream : Stream
     {
         private readonly IDownloadManager _downloadCoordinator;
         private readonly IPartBufferManager _partBufferManager;
-        private readonly BufferedDownloadConfiguration _config;
         
         private bool _initialized = false;
         private bool _disposed = false;
@@ -59,12 +58,10 @@ internal class BufferedMultipartStream : Stream
         /// </summary>
         /// <param name="downloadCoordinator"><see cref="IDownloadManager"/> that coordinates download discovery and orchestration.</param>
         /// <param name="partBufferManager"><see cref="IPartBufferManager"/> that manages part buffer lifecycle and synchronization.</param>
-        /// <param name="config"><see cref="BufferedDownloadConfiguration"/> with settings for the stream.</param>
-        public BufferedMultipartStream(IDownloadManager downloadCoordinator, IPartBufferManager partBufferManager, BufferedDownloadConfiguration config)
+        public BufferedMultipartStream(IDownloadManager downloadCoordinator, IPartBufferManager partBufferManager)
         {
             _downloadCoordinator = downloadCoordinator ?? throw new ArgumentNullException(nameof(downloadCoordinator));
             _partBufferManager = partBufferManager ?? throw new ArgumentNullException(nameof(partBufferManager));
-            _config = config ?? throw new ArgumentNullException(nameof(config));
         }
 
         /// <summary>
@@ -97,7 +94,7 @@ public static BufferedMultipartStream Create(IAmazonS3 s3Client, TransferUtility
             var dataHandler = new BufferedPartDataHandler(partBufferManager, config);
             var downloadCoordinator = new MultipartDownloadManager(s3Client, request, config, dataHandler, requestEventHandler);
             
-            return new BufferedMultipartStream(downloadCoordinator, partBufferManager, config);
+            return new BufferedMultipartStream(downloadCoordinator, partBufferManager);
         }
 
         /// <summary>
diff --git a/sdk/test/Services/S3/UnitTests/Custom/BufferedMultipartStreamTests.cs b/sdk/test/Services/S3/UnitTests/Custom/BufferedMultipartStreamTests.cs
index 29f966f34569..b6945f93b977 100644
--- a/sdk/test/Services/S3/UnitTests/Custom/BufferedMultipartStreamTests.cs
+++ b/sdk/test/Services/S3/UnitTests/Custom/BufferedMultipartStreamTests.cs
@@ -53,7 +53,7 @@ public void Setup()
 
         private BufferedMultipartStream CreateStream()
         {
-            return new BufferedMultipartStream(_mockCoordinator.Object, _mockBufferManager.Object, _config);
+            return new BufferedMultipartStream(_mockCoordinator.Object, _mockBufferManager.Object);
         }
 
         private async Task<BufferedMultipartStream> CreateInitializedStreamAsync(
@@ -98,20 +98,18 @@ public void Constructor_WithValidDependencies_CreatesStream()
         }
 
         [DataTestMethod]
-        [DataRow(null, "bufferManager", "config", DisplayName = "Null Coordinator")]
-        [DataRow("coordinator", null, "config", DisplayName = "Null Buffer Manager")]
-        [DataRow("coordinator", "bufferManager", null, DisplayName = "Null Config")]
+        [DataRow(null, "bufferManager", DisplayName = "Null Coordinator")]
+        [DataRow("coordinator", null, DisplayName = "Null Buffer Manager")]
         [ExpectedException(typeof(ArgumentNullException))]
         public void Constructor_WithNullParameter_ThrowsArgumentNullException(
-            string coordinatorKey, string bufferManagerKey, string configKey)
+            string coordinatorKey, string bufferManagerKey)
         {
             // Arrange
             var coordinator = coordinatorKey != null ? _mockCoordinator.Object : null;
             var bufferManager = bufferManagerKey != null ? _mockBufferManager.Object : null;
-            var config = configKey != null ? _config : null;
 
             // Act
-            var stream = new BufferedMultipartStream(coordinator, bufferManager, config);
+            var stream = new BufferedMultipartStream(coordinator, bufferManager);
         }
 
         #endregion
@@ -173,8 +171,7 @@ public async Task InitializeAsync_SinglePart_SetsCorrectDiscoveryResult()
                 .ReturnsAsync(discoveryResult);
 
             var mockBufferManager = new Mock<IPartBufferManager>();
-            var config = MultipartDownloadTestHelpers.CreateBufferedDownloadConfiguration();
-            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object, config);
+            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object);
 
             // Act
             await stream.InitializeAsync(CancellationToken.None);
@@ -185,6 +182,9 @@ public async Task InitializeAsync_SinglePart_SetsCorrectDiscoveryResult()
             Assert.AreEqual(1024, stream.DiscoveryResult.ObjectSize);
         }
 
+        #endregion
+
+        #region InitializeAsync Tests - Multipart
 
         [TestMethod]
         public async Task InitializeAsync_Multipart_UsesMultipartHandler()
@@ -203,8 +203,7 @@ public async Task InitializeAsync_Multipart_UsesMultipartHandler()
                 .ReturnsAsync(discoveryResult);
 
             var mockBufferManager = new Mock<IPartBufferManager>();
-            var config = MultipartDownloadTestHelpers.CreateBufferedDownloadConfiguration();
-            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object, config);
+            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object);
 
             // Act
             await stream.InitializeAsync(CancellationToken.None);
@@ -231,8 +230,7 @@ public async Task InitializeAsync_SinglePart_CallsStartDownloads()
                 .ReturnsAsync(discoveryResult);
 
             var mockBufferManager = new Mock<IPartBufferManager>();
-            var config = MultipartDownloadTestHelpers.CreateBufferedDownloadConfiguration();
-            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object, config);
+            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object);
 
             // Act
             await stream.InitializeAsync(CancellationToken.None);
@@ -265,8 +263,7 @@ public async Task InitializeAsync_Multipart_StartsDownloads()
                 .ReturnsAsync(discoveryResult);
 
             var mockBufferManager = new Mock<IPartBufferManager>();
-            var config = MultipartDownloadTestHelpers.CreateBufferedDownloadConfiguration();
-            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object, config);
+            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object);
 
             // Act
             await stream.InitializeAsync(CancellationToken.None);
@@ -299,8 +296,7 @@ public async Task InitializeAsync_SetsDiscoveryResult()
                 .ReturnsAsync(discoveryResult);
 
             var mockBufferManager = new Mock<IPartBufferManager>();
-            var config = MultipartDownloadTestHelpers.CreateBufferedDownloadConfiguration();
-            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object, config);
+            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object);
 
             // Act
             await stream.InitializeAsync(CancellationToken.None);
@@ -329,8 +325,7 @@ public async Task InitializeAsync_CalledTwice_ThrowsInvalidOperationException()
                 .ReturnsAsync(discoveryResult);
 
             var mockBufferManager = new Mock<IPartBufferManager>();
-            var config = MultipartDownloadTestHelpers.CreateBufferedDownloadConfiguration();
-            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object, config);
+            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object);
 
             // Act
             await stream.InitializeAsync(CancellationToken.None);
@@ -348,8 +343,7 @@ public async Task ReadAsync_BeforeInitialize_ThrowsInvalidOperationException()
             // Arrange
             var mockCoordinator = new Mock<IDownloadManager>();
             var mockBufferManager = new Mock<IPartBufferManager>();
-            var config = MultipartDownloadTestHelpers.CreateBufferedDownloadConfiguration();
-            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object, config);
+            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object);
 
             var buffer = new byte[1024];
 
@@ -364,8 +358,7 @@ public async Task ReadAsync_AfterDispose_ThrowsObjectDisposedException()
             // Arrange
             var mockCoordinator = new Mock<IDownloadManager>();
             var mockBufferManager = new Mock<IPartBufferManager>();
-            var config = MultipartDownloadTestHelpers.CreateBufferedDownloadConfiguration();
-            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object, config);
+            var stream = new BufferedMultipartStream(mockCoordinator.Object, mockBufferManager.Object);
 
             stream.Dispose();
             var buffer = new byte[1024];