diff --git a/plugins/php_code.inc b/plugins/php_code.inc
new file mode 100644
index 0000000..57bffa6
--- /dev/null
+++ b/plugins/php_code.inc
@@ -0,0 +1,49 @@
+<?php
+
+/**
+ * @file
+ * Execute PHP Code.
+ */
+
+$plugin = array(
+  'form' => 'feeds_tamper_php_code_form',
+  'callback' => 'feeds_tamper_php_code_callback',
+  'name' => 'PHP Code',
+  'multi' => 'skip',
+  'category' => 'Other',
+);
+
+function feeds_tamper_php_code_form($importer, $element_key, $settings) {
+  $form = array();
+  $mappings = $importer->processor->config['mappings'];
+
+  $replace = array();
+  foreach ($mappings as $mapping) {
+    $replace[] = '[' . $mapping['source'] . ']';
+  }
+
+  $form['text'] = array(
+    '#type' => 'textarea',
+    '#title' => t('Replacement pattern'),
+    '#default_value' => isset($settings['text']) ? $settings['text'] : '',
+    '#description' => t('Execute any PHP code. Be sure to include the &lt;?php and ?&gt; tags.'),
+  );
+  $form['help'] = array(
+    '#type' => 'fieldset',
+    '#title' => t('Available Replacement Patterns'),
+    '#collapsed' => TRUE,
+    '#collapsible' => TRUE,
+    '#value' => theme('item_list', array('items' => $replace)),
+  );
+  return $form;
+}
+
+function feeds_tamper_php_code_callback($result, $item_key, $element_key, &$field, $settings) {
+  $trans = array();
+  $item = $result->items[$item_key];
+  foreach ($item as $key => $value) {
+    $trans['[' . $key . ']'] = $value;
+  }
+  $field = php_eval(strtr($settings['text'], $trans));
+}
+