This is a high flow Billet nitrous filter that comes with a 4AN input and has an 1/8" npt outlet that screws right into your solenoid. Will flow in excess of 175HP. Note: Some NX solenoids have larger inlet ports (1/4"NPT). Will not work with ZEX kits.
Filters for use with DynoTune Motorcycle Nitrous systems use a 1/8" inlet and 1/8" outlet.
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