GM Gen III / Gen IV LS Katech High Capacity Oil Pump (KAT-A6390)GM Gen III Gen IV LS Katech High Capacity Oil Pump (KAT A6390) This new pump has 23% more capacity than the KAT A2390 pump. Like the previous pump, it is also blueprinted and CNC ported.

confirm there’s sufficient clearance between the retainer and cover

7 Powerstroke (2011-2014)

Steel Construction: Delivers excellent wear resistance and extended service life compared to stock components

Expect MPG increase over stock injectors with good smoke control

but is capable of 650-700hp with larger injectors and supporting mods

9L Economy Series Injector Set (DDPISB-ECO)

Oils with low-zinc

In the case of the 2004

Quicker spool up

Part Type: Piston Rings

and they're widely acclaimed by professional engine builders

reducing seal quality and allowing dirty oil to blow past the filter media