Keep Your L5P's Map Sensor Clean. The L5P's stock setup leads to a ton of soot buildup on the MAP sensor over time. This requires constant cleaning. Our MAP Sensor Spacer, once installed, significantly decreases the amount of soot buildup so you have one less thing to worry about.

Real World Results The amount of soot that builds up on the L5P MAP sensor is unreal.
Details:

• Our MAP Sensor Spacer, significantly decreases the amount of soot buildup
• Real World Results
• For 2017-2019 Duramax.