2003-2004 Chevrolet / GMC Max Air Flow Bundle M&M Orange Next Day Delivery

Featuring a mandrel-bent 4.5-inch intake tube for massive airflow gains, HSP's signature heat shield Box eliminating unwanted hot air entering the cold air intake. For every 1-degree increase in intake air temperature will result in a 3hp loss. This kit also features HSP's high flow turbo mouthpiece that outflows any ported mouthpiece on the market. It will also include HSP's hot side and cold side intercooler piping. The factory intercooler tubing on 2003-2004 Duramax trucks is very restrictive and failur