<?php
$iCnt = sizeof($arResult['ITEMS']);
for ($i=0; $i < $iCnt; $i++) { 
	$rsItem = CIBlockElement::GetByID($arResult['ITEMS'][$i]['ID']);//достаем данные элемента
	$arItem = $rsItem->GetNext();
	$rsSec = CIBlockSection::GetByID($arItem['IBLOCK_SECTION_ID']);//Достаем данные секции
	$arSec = $rsSec->GetNext();
	$arResult['ITEMS'][$i]['DETAIL_PAGE_URL'] = $arParams['DETAIL_URL'];//Параметры компонента
	$arResult['ITEMS'][$i]['DETAIL_PAGE_URL'] = str_replace('#SECTION_CODE#', $arSec['CODE'], $arResult['ITEMS'][$i]['DETAIL_PAGE_URL']);//Меняем код секциии
	$arResult['ITEMS'][$i]['DETAIL_PAGE_URL'] = str_replace('#ELEMENT_CODE#', $arItem['CODE'], $arResult['ITEMS'][$i]['DETAIL_PAGE_URL']);//Меняем код товара
}?>