FUELAB's 535 and 545-series regulators are known for their small size, full E85 compatibility, broad adjustment range and use of standard -6AN union fittings. They are the perfect choice for users who need to accurately control a large fuel pump (DW300 or larger), or for users who need to adjust their base fuel pressure.
- Billet aluminum design
- 1/8" NPT external gauge port
- 25-90psi adjustment range (most others only allow 70psi)
- 1:1 boost reference port
- Fully E85 compatible
- 535-series regulators are used in returnless systems (1999-2005)
- 545-series regulators are used in return systems (1990-1997)