diff --git a/src/Composer/Downloader/TransportException.php b/src/Composer/Downloader/TransportException.php
index c682df080..68c73542f 100644
--- a/src/Composer/Downloader/TransportException.php
+++ b/src/Composer/Downloader/TransportException.php
@@ -20,6 +20,7 @@ class TransportException extends \RuntimeException
     protected $headers;
     protected $response;
     protected $statusCode;
+    protected $responseInfo = array();
 
     public function setHeaders($headers)
     {
@@ -50,4 +51,20 @@ class TransportException extends \RuntimeException
     {
         return $this->statusCode;
     }
+
+    /**
+     * @return array
+     */
+    public function getResponseInfo()
+    {
+        return $this->responseInfo;
+    }
+
+    /**
+     * @param array $responseInfo
+     */
+    public function setResponseInfo(array $responseInfo)
+    {
+        $this->responseInfo = $responseInfo;
+    }
 }
diff --git a/src/Composer/Util/Http/CurlDownloader.php b/src/Composer/Util/Http/CurlDownloader.php
index 5345f5ce3..6f6d69352 100644
--- a/src/Composer/Util/Http/CurlDownloader.php
+++ b/src/Composer/Util/Http/CurlDownloader.php
@@ -303,7 +303,9 @@ class CurlDownloader
                     if (!$error && function_exists('curl_strerror')) {
                         $error = curl_strerror($errno);
                     }
-                    throw new TransportException('curl error '.$errno.' while downloading '.Url::sanitize($progress['url']).': '.$error);
+                    $exception = new TransportException('curl error '.$errno.' while downloading '.Url::sanitize($progress['url']).': '.$error);
+                    $exception->setResponseInfo($progress);
+                    throw $exception;
                 }
                 $statusCode = $progress['http_code'];
                 rewind($job['headerHandle']);
@@ -321,12 +323,12 @@ class CurlDownloader
                         rewind($job['bodyHandle']);
                         $contents = stream_get_contents($job['bodyHandle']);
                     }
-                    $response = new Response(array('url' => $progress['url']), $statusCode, $headers, $contents);
+                    $response = new CurlResponse(array('url' => $progress['url']), $statusCode, $headers, $contents, $progress);
                     $this->io->writeError('['.$statusCode.'] '.Url::sanitize($progress['url']), true, IOInterface::DEBUG);
                 } else {
                     rewind($job['bodyHandle']);
                     $contents = stream_get_contents($job['bodyHandle']);
-                    $response = new Response(array('url' => $progress['url']), $statusCode, $headers, $contents);
+                    $response = new CurlResponse(array('url' => $progress['url']), $statusCode, $headers, $contents, $progress);
                     $this->io->writeError('['.$statusCode.'] '.Url::sanitize($progress['url']), true, IOInterface::DEBUG);
                 }
                 fclose($job['bodyHandle']);
diff --git a/src/Composer/Util/Http/CurlResponse.php b/src/Composer/Util/Http/CurlResponse.php
new file mode 100644
index 000000000..82f725266
--- /dev/null
+++ b/src/Composer/Util/Http/CurlResponse.php
@@ -0,0 +1,32 @@
+<?php
+
+/*
+ * This file is part of Composer.
+ *
+ * (c) Nils Adermann <naderman@naderman.de>
+ *     Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Composer\Util\Http;
+
+class CurlResponse extends Response
+{
+    private $curlInfo;
+
+    public function __construct(array $request, $code, array $headers, $body, array $curlInfo)
+    {
+        parent::__construct($request, $code, $headers, $body);
+        $this->curlInfo = $curlInfo;
+    }
+
+    /**
+     * @return array
+     */
+    public function getCurlInfo()
+    {
+        return $this->curlInfo;
+    }
+}