bamafeaverExplorerMay 03, 2013K&N intake air systemDoes an K&N air intake system really improve MPG and horsepower.
christopherglenExplorerMay 03, 2013At WOT near the redline - maybe. Real world - no. As far as letting grit past the filter and into the engine, that is what the EGR is for.
About Technical IssuesHaving RV issues? Connect with others who have been in your shoes.24,349 PostsLatest Activity: Jan 12, 2026
