JLT Air Filter Pre Filter Fits 4x12 Inch 4.5x12 Inch filters 7.3 The XDP Rocker Arm Trunnions

The XDP Rocker Arm Trunnions are designed for enhance oil flow to eliminate these issues

feature improved oiling to the valve stems

main studs

all critical wear parts such as seals

6L Duramax LML back on the road

JLT Air Filter Pre Filter Fits 4x12 Inch 4.5x12 Inch filters 7.3 The XDP Rocker Arm TrunnionsThis pre filter specifically Fits our Round 4 x 12 Inch and Round 4. 5 x 12 Inch Air Filters, this prefilter is only available in black. JLT Performance pre filters are a great way to add style and protection to your JLT cold air Intake system. Custom made for us by Outerwears. Outerwears Pre filters are Designed to enhance the efficiency of any performance or exposed Air Filter. The Pre filter is constructed with a proprietary polyester mesh with