Experience the pinnacle of engine performance with Shell Helix Ultra SN 5W-40 engine oil, now available at Precision Regrinds. Renowned for offering maximum protection in both blazing hot and freezing cold climates, Shell Helix Ultra's fully synthetic formulation ensures unrivaled durability in severe driving conditions. Suitable for modern gasoline engines, diesel engines (without particulate filters), and gas engines, it's also compatible with biodiesel and gasoline/ethanol blends.
 
Trust Precision Regrinds for all your automotive needs and keep your engine running smoother, longer.