K&N intake air system
Does an K&N air intake system really improve MPG and horsepower.
Forum Discussion
christopherglenn wrote:
........ As far as letting grit past the filter and into the engine, that is what the EGR is for.
What?:?
What?:?
christopherglenn wrote:
........ As far as letting grit past the filter and into the engine, that is what the EGR is for.
