一応参考です。

helper/SC_Helper_CSV.php

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function lfGetProductsCSV($where, $option, $arrval,　$arrOutputCols) {
$objDb = new SC_Helper_DB_Ex();

$from = "vw_product_class AS prdcls";
$cols = SC_Utils_Ex::sfGetCommaList($arrOutputCols, true, array('category_id'));

vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv 追加ここから
$max = count($arrOutputCols);
for ($i = 0; $i < $max; $i ++) {
$pos = strpos($arrOutputCols[$i], "AS");
if ($pos > 0) {
$d = trim(substr($arrOutputCols[$i], $pos+2));
$arrOutputCols[$i] = $d;
}
}
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 追加ここまで
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