GP-1 Semi-Synthetic 15w40 1 Quart

DRIVEN RACING OIL GP-1 Semi-Synthetic 15w40 motor oil is designed for automotive enthusiasts and mechanics who seek dependable engine protection at a competitive price. This 1 quart bottle is suitable for street engines, light-duty trucks, and modified vehicles operating under various temperature conditions. Whether you're breaking in a new engine or maintaining a daily driver, this oil offers a balance between conventional and full synthetic performance.

The 15w40 viscosity rating ensures optimal flow at startup temperatures while maintaining a stable film at operating temperatures, which is essential for effective piston ring sealing and bearing clearance. The semi-synthetic blend combines Group II mineral base stock with select synthetic components, enhancing oxidation stability and allowing for extended drain intervals compared to traditional mineral oils. This formulation is engineered to resist viscosity breakdown under high heat and shear stress, protecting critical engine components during demanding driving conditions.

This motor oil is particularly favored by mechanics and builders for classic restorations, vintage street rods, and naturally aspirated engines that require improved detergency and oxidation control. Its versatility makes it an excellent choice for a wide range of applications, ensuring that your engine runs smoothly and efficiently. With DRIVEN GP-1, you can trust that your engine is well-protected, regardless of the driving conditions.