Control your fuel system with the Grams Performance fuel pressure regulator. These regulators feature a black anodized top and high quality 6061 hard anodized aluminum bottom. At the heart of the regulator is a durable custom diaphragm, a stainless steel internal orifice, and a high pressure spring that allows for pressure adjustment ranging from 30 - 118 psi (2 8 bar). Each regulator features two AN -10 ORB inlets, one AN -06 ORB outlet, boost/vacuum port, gauge port and provisions for a mounting bracket. Features 30 - 118 psi (2 8 bar). pressure range Two Inlets at AN -10 ORB One outlet/return at AN -06 ORB 1/8 (3.175mm) NPT boost/vacuum port 1:1 Boost/vacuum rise ratio 6061 Hard anodized aluminum Black anodized top Compatible with all fuel types Rebuildable internals M6 x 1.0 Mounting location size DID YOU KNOW? Grams Performance regulators are designed with simplicity and practicality in mind: a hard anodized aluminum bottom allows for all fuel types to flow freely through diaphragm. This item fits Universal.