●[Fitment] Compatible with 1999-2014 Chevrolet V8 4.8L/5.3L/6.0L (LS-based engines). ●[Application] This fuel filter features an internal bypass that regulates fuel output pressure to 58psi. ●[Medium] Compatible with Gasoline, diesel, E85 and other fuels. ●[Function] The LS Swap fuel pressure regulator has a built-in 10 micron fuel filter element to ensure that clean fuel is delivered to your engine, thus protecting the engine and increasing engine life. ●[Installation] It is recommended to install in the engine compartment for more even fuel pressure.