FLO~PRO 3" Turbo Direct Pipe
2001-2004 6.6L GM Duramax LB7
If you want to make your "turbo back" exhaust kit a TRUE turbo back
exhaust, then you will need an upgraded turbo direct pipe, such as this
unit from FLO~PRO. The FLO~PRO TDP is a 3" mandrel bent pipe with a
welded flange SPECIFICALLY designed for the LB7's.