Index: wp-admin/export.php
===================================================================
--- wp-admin/export.php	(revision 20069)
+++ wp-admin/export.php	(working copy)
@@ -88,7 +88,9 @@
 	} else {
 		$args['content'] = $_GET['content'];
 	}
-
+	
+	$args = apply_filters( 'wp_export_args' , $args );
+	
 	export_wp( $args );
 	die();
 }
@@ -133,6 +135,8 @@
 <p><label><input type="radio" name="content" value="all" checked="checked" /> <?php _e( 'All content' ); ?></label>
 <span class="description"><?php _e( 'This will contain all of your posts, pages, comments, custom fields, terms, navigation menus and custom posts.' ); ?></span></p>
 
+<?php do_action( 'export_filters_before' ); ?>
+
 <p><label><input type="radio" name="content" value="posts" /> <?php _e( 'Posts' ); ?></label></p>
 <ul id="post-filters" class="export-filters">
 	<li>
@@ -204,6 +208,8 @@
 <p><label><input type="radio" name="content" value="<?php echo esc_attr( $post_type->name ); ?>" /> <?php echo esc_html( $post_type->label ); ?></label></p>
 <?php endforeach; ?>
 
+<?php do_action( 'export_filters_after' ); ?>
+
 <?php submit_button( __('Download Export File'), 'secondary' ); ?>
 </form>
 </div>