The Nitrous Express SAFE (Stand Alone Fuel Enrichment) system improves the performance of any nitrous system. The SAFE system includes a one-gallon, high strength, composite fuel cell that can be mounted in most factory battery trays without modification. This adjustable version comes pre-assembled with an internally mounted E-85 compatible fuel pump and a 4-65psi adjustable external regulator mounted to the tank making installation quick and simple. The regulator is also boost referencing which makes it compatible with supercharged and turbocharged applications. When used with Gasoline, this system will support up to 700 nitrous horsepower. When used with E-85, this pump will support up to 550 nitrous horsepower. When used with race gas or E-85, the need to retard timing is significantly reduced. The SAFE system reduces the need to upgrade OEM fuel pumps, and will completely eliminate pressure drop at the fuel rail in EFI vehicles. The SAFE System includes all mounting hardware for a no-hassle installation! One gallon, high strength, composite fuel cell that can be mounted in most factory battery trays without modification. Pump will support 700 nitrous horsepower at 5psi and up to 500 horsepower at 45psi on gasoline or race fuel Comes pre-assembled with a high output internally mounted fuel pump and an adjustable external regulator The regulator is boost referencing at the rate of 1: 1 for boosted applications Fuel pressure can be adjusted from 3 to 60 psi (no special jetting is required). Tank dimensions are 13Lx 6Wx 8H Instructions PDF