Golden 4 Synthetic blend is our super premium blended lubricant. Exceeds all known motorcycle manufacturer’s warranty requirements, plus API SL/JASO MA/MA2. Smoother shifting, highest shear stability, exceptional endurance for the price.
Heavy Duty Golden Synthetic Blend is the ultimate blended engine lubricant designed specifically for use in Harley® V-Twin engines. Our proprietary combination of world class Group IV synthetic lubricants, superior base stocks and advanced anti-wear additives provides lower consumption rates, extends component life, reduces wear. API SF/SG – CD/CG-4.
Heavy Duty Platinum Full Synthetic is engineered specifically for Harley® high-performance engines and other high-output V-Twin motors. Spectro Heavy Duty Platinum Full Synthetic provides smoother shifting, reduces friction, offers tremendous lubrication and provides superior protection in extreme heat conditions. API SF/SG – Diesel-rated.