Hamilton 103 Pound Valve Spring Set 98.5-18 Dodge Ram 5.9L / 6.7L Cummins 2009 Volkswagen 2.0L TDI This additional force helps prevent

This additional force helps prevent harsh bottom-out conditions and controls the suspension effectively when compressing at high velocity

THE AEM DIESEL WATER/METHANOL INJECTION SYSTEM ADVANTAGE - Water/methanol injection (WMI) systems reduce air inlet temps and enhance combustion efficiency on turbo Diesel applications

but still very expensive

you will feel much tighter and controlled front end

And as an added bonus

Hamilton 103 Pound Valve Spring Set 98.5-18 Dodge Ram 5.9L / 6.7L Cummins 2009 Volkswagen 2.0L TDI This additional force helps preventStock 24v springs allow the intake valve to completely blow open at 50psi on the bench, but still start to open at 35psi. This is a major problem and it is intensified as RPM increases. With high drive pressures your engine might even be experiencing reversion, when the exhaust valve blows open on the intake stroke contaminating the intake charge. Get control of your valves with a set of Hamilton springs. Stock springs have 78 82lbs of pressure seat