Male To Male Reducer -6 AN To -4 AN, Performance Fittings - 2156

The Performance Fittings Male to Male Reducer -6 AN to -4 AN (Part 2156) is engineered for reliability in high-performance automotive plumbing. This reducer fitting features a male -6 AN thread on one end and a male -4 AN thread on the other, making it perfect for adapting different hose sizes in custom fuel, oil, or coolant systems. Manufactured from quality materials for strength and corrosion resistance, it is suitable for a variety of racing and street applications. Easy installation and precise machining ensure a secure, leak-free connection every time.