01-04 Duramax LB7 4" RPI Diesel Stage 2 Intake Intake power and efficiency of your

power and efficiency of your Powerstroke

Considering all the features contained within the GT it is amazing that installation is as easy as plugging the unit into the OBDII port and performing a simple download to the vehicles ECU

They are equally proficient at daily driving and towing heavy loads

It is a great accessory to add to your Cummins whether it's your first Fleece Performance part

composite construction is incredibly durable and looks great

01-04 Duramax LB7 4" RPI Diesel Stage 2 Intake Intake power and efficiency of yourThis system is made for Stock MAF (Mass Air Flow Sensor) calibration. Meaning this system DOES NOT require Custom tuning to calibrate the MAF sensor. This is our full metal 4" Cold Air Intake system for 01 04. 5 LB7 Duramax, this system is full aluminum tubing from filter to turbo horn, comes with 4" to 3. 5" silicone coupler to attach the intake tube to turbo horn. **Click here to view available powder coating colors.** You will have faster spool up,