Upgrade your forced induction setup with this Aluminum MAP Sensor Boost Reference fitting, designed specifically for Mopar HEMI Hellcat applications. This precision-machined adapter adds a 1/16" NPT boost reference port to your factory MAP sensor, allowing easy integration of aftermarket boost gauges, fuel pressure regulators, or other vacuum/boost-referenced accessories. Made from high-quality billet aluminum, this adapter ensures a leak-free fit and long-term durability under high boost pressures. A simple, effective solution for adding boost/vacuum functionality without modifying factory components.