Old Part #

New Part #

Application

HP Gain

Connection

TSP0104GM

1110201

2001 - 2004 GM Duramax

0-100HP

Fuel & MAP

TSP045GM

1110202

2004.5 - 2005 GM Duramax

0-100HP

Fuel & MAP

TSP06GM

1110203

2006 - 2007 GM Duramax

0-100HP

Fuel & MAP