For the 2023 Infiniti QX50, AMSOIL offers a comprehensive range of lubricants designed to match or exceed factory specifications while offering extended service intervals and superior performance. The following products are the top recommendations for owners of this vehicle.
- AMSOIL Signature Series 0W-20 100% Synthetic Motor Oil – The ultimate choice for maximum engine protection, offering up to 25,000 miles of coverage and superior defense against wear and horsepower loss in the QX50’s turbocharged engine.
- AMSOIL Extended-Life 0W-20 100% Synthetic Motor Oil – Provides a balance of performance and value with up to 20,000 miles of guaranteed protection, offering enhanced cleaning power to keep the engine running smoother for longer.
- AMSOIL OE 0W-20 100% Synthetic Motor Oil – A budget-friendly option that is trusted by professional engine builders and specifically formulated to protect turbochargers and fight sludge effectively.
- AMSOIL 0W-20 100% Synthetic High-Mileage Motor Oil – Designed specifically for vehicles with over 75,000 miles, this oil helps reduce oil consumption and sludge buildup to extend the life of older engines.
- AMSOIL Oil Filter – Engineered for superior filtration efficiency, this filter removes more contaminants than competing filters to ensure clean oil reaches all critical engine components.
- WIX Oil Filter – A high-quality alternative that offers premium media with improvements over original equipment manufacturer branded filters for reliable engine protection.
- AMSOIL Passenger Car & Light Truck Antifreeze & Coolant – A pre-mixed, phosphate-free formulation that protects all cooling system metals and hoses for up to 150,000 miles or 5 years.
- AMSOIL Propylene Glycol Antifreeze and Engine Coolant – A concentrated, safer alternative that can be mixed with water, offering exceptional protection against corrosion and erosion for both passenger cars and light trucks.
- AMSOIL 100% Synthetic CVT Fluid – Specifically formulated for the QX50’s transmission, this fluid provides exceptional metal-to-metal frictional properties and extends the service life of the transmission.
- AMSOIL SEVERE GEAR® 80W-90 100% Synthetic Gear Lube – Ideal for the transfer case and differentials, this gear lube resists thermal runaway and controls operating temperatures in demanding driving conditions.
- AMSOIL SEVERE GEAR® 75W-90 100% Synthetic Gear Lube – A versatile synthetic gear lube that offers advanced protection against wear and rust, suitable for various differential applications in this SUV.
- AMSOIL SEVERE GEAR® 75W-110 100% Synthetic Gear Lube – Provides heavy-duty protection for demanding gear applications, ensuring long oil, seal, and equipment life even under extreme loads.
- AMSOIL DOT 3 and DOT 4 100% Synthetic Brake Fluid – Ensures excellent ABS and traction-control responsiveness with a stable viscosity over a wide temperature range for safer stopping power.
The engine oil capacity for the 2023 Infiniti QX50 with the 2.0L KR20DDET engine is 5.0 quarts when changing the oil and filter. It is crucial to remember that synthetic oil is required for this vehicle, and after refilling, the oil level must be checked. The drain plug torque specification is between 22 and 29 ft/lbs, and a new washer should always be installed on the drain bolt. When it comes to the cooling system, the QX50 requires 8.1 quarts of antifreeze. For the transmission, specifically the CVT (Continuously Variable Transmission), the total fill capacity is 9.3 quarts. The transfer case requires 0.6 pints, and the rear differential holds 1.2 pints. These fluid levels must be respected to ensure proper lubrication and avoid damage to sensitive components.
Maintenance does not stop at just oil and transmission fluid. The 2023 Infiniti QX50 benefits from a complete fluid system check. Using AMSOIL’s brake fluid ensures that the hydraulic braking system maintains a stable viscosity, even in extreme cold or heat, providing consistent pedal feel and shorter stopping distances. For those who engage in towing, off-road excursions, or severe driving conditions, the gear lubricants play a vital role. The transfer case and rear differential of the QX50 operate under significant load, and AMSOIL SEVERE GEAR synthetic lubricants help control thermal runaway and rust, significantly extending the life of the gears and seals. Additionally, the inclusion of a high-quality oil filter is non-negotiable. Whether you choose the AMSOIL Oil Filter or the WIX Oil Filter, these filters are designed to trap microscopic contaminants that can cause premature engine wear, ensuring that the oil stays clean and effective for its entire service interval.
Seasonal maintenance and fuel system care are also important aspects of owner responsibility. The AMSOIL P.i. Performance Improver gasoline additive can help restore fuel injectors to 100% flow rate, which is particularly beneficial for direct injection engines like the QX50’s turbocharged unit. This additive can help improve fuel economy and reduce the need for higher-octane fuel. For vehicles that may be stored during winter months or periods of low use, the AMSOIL Gasoline Stabilizer helps keep fuel fresh for up to 12 months, preventing varnish and gum buildup. Similarly, the AMSOIL Engine Fogging Oil offers protection for internal components during storage, ensuring that the engine is ready to run smoothly when you need it again. These additives and protectants are cost-effective ways to maintain the vehicle’s performance and reliability over the long term.
Vehicle Background
The 2023 Infiniti QX50 is a midsize luxury crossover SUV that has consistently been praised for its blend of sporty handling and refined comfort. Built on a platform that Infiniti calls the “Intelligent Architecture,” the vehicle is designed to offer a driving experience that feels more like a sports sedan than a typical bulky SUV. The QX50 stands out in its class primarily due to its powertrain: the 2.0-liter VC-Turbo variable compression ratio engine. This innovative engine technology allows the compression ratio to adjust dynamically between 8:1 and 14:1, providing the efficiency of a naturally aspirated engine during cruising and the power of a smaller turbocharged engine under load. This engineering feat not only boosts fuel economy but also delivers a robust 268 horsepower and 280 lb-ft of torque, making the QX50 one of the more powerful vehicles in its segment.
Infiniti’s design philosophy is evident in the QX50’s exterior and interior, characterized by a bold, futuristic aesthetic known as “Essence of Power.” The interior is a sanctuary of luxury, featuring premium materials such as semi-aniline leather and real wood trim, along with the brand’s signature dual-screen dashboard display. The QX50 targets drivers who want the performance of a sports car without sacrificing the practicality and space of an SUV. It is suitable for a wide range of use cases, from daily commuting in urban environments to family road trips, thanks to its comfortable ride quality and advanced safety technologies. The vehicle’s all-wheel-drive system, known as ALL-SEASON MODE, further enhances its versatility, providing confidence in various weather conditions. As a product of Nissan’s premium division, the QX50 inherits a legacy of reliability while pushing the boundaries of what luxury crossovers can achieve in terms of performance and technology.
Proper maintenance is the key to unlocking the full potential of the 2023 Infiniti QX50. By adhering to the recommended fluid capacities and using the correct synthetic lubricants, owners can ensure that the sophisticated VC-Turbo engine remains in peak condition. The integration of AMSOIL products into the maintenance schedule provides a layer of protection that goes beyond standard factory recommendations. Whether it is the superior wear protection of the Signature Series motor oil or the extended service life of the transmission fluid, these products are designed to handle the specific demands of this modern vehicle. For Infiniti owners, the investment in high-performance lubricants is an investment in the longevity and performance of their vehicle, ensuring that the QX50 continues to deliver its signature driving dynamics for years to come.