Keeping your 2022 Chrysler 300 running smoothly starts with choosing the right lubricants for its 5.7L Hemi V8 engine. Proper fluid maintenance is essential not just for extending the life of your vehicle, but for ensuring optimal performance, fuel efficiency, and safety. The 5.7L engine, while renowned for its power, requires specific oil viscosities and fluid types to handle the thermal and mechanical stresses of modern driving conditions. By using high-performance synthetic lubricants designed to exceed factory standards, owners can achieve superior protection against wear, reduce oil consumption, and maintain the vehicle’s renowned driving character for years to come.
Recommended AMSOIL Products
- AMSOIL Signature Series 0W-20 100% Synthetic Motor Oil – The premium choice for maximum protection, offering up to 25,000 miles of performance and superior protection against horsepower loss and wear in the 5.7L Hemi engine.
- AMSOIL Extended-Life 0W-20 100% Synthetic Motor Oil – A robust option providing 20,000 miles of guaranteed protection with enhanced cleaning power to keep the engine running smoother and longer.
- AMSOIL OE 0W-20 100% Synthetic Motor Oil – An excellent value option that effectively fights sludge and deposits while outperforming conventional oils in protecting critical engine components.
- AMSOIL 0W-20 100% Synthetic High-Mileage Motor Oil – Specifically formulated for vehicles with over 75,000 miles, featuring boosted detergents to reduce sludge and seal conditioners to help prevent leaks.
- AMSOIL Oil Filter (EA15K50) – Engineered for high-flow protection with 99% filtration efficiency at 20 microns, offering greater capacity for contaminants than many competing filters to reduce engine wear.
- WIX Oil Filter (57060) – A premium aftermarket alternative featuring high-quality media that offers improvements over standard OEM-branded filters for reliable filtration.
- AMSOIL Signature Series Fuel-Efficient 100% Synthetic Automatic Transmission Fluid – Designed to withstand the rigors of the 8HP70 transmission, ensuring smooth shifts and protection against elevated temperatures during heavy towing or challenging terrain.
- AMSOIL Passenger Car & Light Truck Antifreeze & Coolant – A unique OAT formulation that provides up to 150,000 miles of protection, safeguarding all cooling system metals, gaskets, and hoses from corrosion and rust.
- AMSOIL SEVERE GEAR® 75W-90 100% Synthetic Gear Lube – Ideal for the front differential, this lube offers advanced protection against wear, controls thermal runaway, and includes friction modifiers for limited-slip applications.
- AMSOIL SEVERE GEAR® 75W-85 100% Synthetic Gear Lube – Specifically recommended for the rear axles (195 and 230 types), providing excellent extreme pressure protection and long oil, seal, and equipment life.
- AMSOIL DOT 3 and DOT 4 100% Synthetic Brake Fluid – Delivers excellent ABS and traction-control responsiveness with a stable viscosity over a wide temperature range, ensuring safer stopping power.
Understanding the specific requirements of your 2022 Chrysler 300 helps in selecting the correct lubricants for a complete service. The vehicle’s powertrain is designed to deliver a balance of power and efficiency, but this requires fluids that can handle the unique demands of the 5.7L Hemi and the ZF 8HP70 automatic transmission. By strictly following the manufacturer’s viscosity guidelines and opting for synthetics, you ensure that every component, from the oil pump to the final drive gears, operates with minimal friction and maximum longevity.
Engine Oil and Filtration
The heart of the 2022 Chrysler 300 is the 5.7-liter 8-cylinder engine, designated by engine code T (EZH). This powerful V8 is known for its deep V-shape and responsive performance, but it also generates significant heat and requires a fluid that maintains its viscosity under stress. The manufacturer specifies a 0W-20 viscosity grade for all temperatures. The oil capacity for a standard oil change, including the filter, is 7.0 quarts. It is crucial to torque the oil drain plug to 20 ft/lbs after the refill to prevent leaks or damage to the pan threads. After adding the oil, always check the dipstick to ensure the level is correct.
For engine protection, AMSOIL offers four distinct 0W-20 formulations to suit the specific needs of your vehicle. The Signature Series is the ultimate choice, offering unsurpassed protection for up to 25,000 miles or one year. It is rigorously tested to provide 75% more engine protection against horsepower loss and wear compared to industry standards. If you prefer a slightly longer interval but slightly less premium performance, the Extended-Life formula provides 20,000 miles of guaranteed protection with 37% more cleaning power to combat sludge and LSPI (Low-Speed Pre-Ignition).
For those looking for an OEM-equivalent synthetic that fights deposits and costs less, the AMSOIL OE oil is an excellent choice. It is API licensed and features a unique chemistry designed to clean and protect engines efficiently. If your Chrysler 300 has accumulated significant mileage, specifically over 75,000 miles, the High-Mileage variant is engineered with a boosted detergent package and enhanced anti-wear additives to reduce sludge by 67% and help condition seals to prevent leaks.
Filtration is just as critical as the oil itself. A filter that restricts flow or has poor efficiency can undermine the benefits of premium oil. The AMSOIL Oil Filter is designed to work in tandem with AMSOIL oils, offering a greater capacity for small, wear-causing contaminants and lower restriction to keep engine parts lubricated. It provides 99% filtering efficiency at 20 microns. For owners who prefer a trusted brand name, the WIX Oil Filter is also a recommended option, featuring premium media that improves upon original equipment manufacturer specifications.
Transmission and Coolant Systems
The 2022 Chrysler 300 5.7L is equipped with an 8HP70 automatic transmission, a robust 8-speed unit that relies on specific fluid properties to operate smoothly. The total fill capacity for this transmission is 9 quarts, though a standard fluid change may vary. The transmission fluid must remain fluid in sub-zero temperatures while withstanding the high heat generated during heavy towing or spirited driving. AMSOIL Signature Series Fuel-Efficient Automatic Transmission Fluid is formulated to resist wear and maintain stability in the harshest conditions, providing reserve protection during heavy use. The OE Fuel-Efficient version offers similar protection at a competitive price point.
The cooling system is another critical area where synthetic fluids outperform conventional glycols. The 5.7L engine requires a specific volume of coolant, with capacities reaching up to 15.1 quarts depending on the specific radiator configuration. Using a high-quality antifreeze prevents overheating, corrosion, and freezing. The AMSOIL Passenger Car & Light Truck Antifreeze is an ethylene glycol pre-mix that is phosphate, nitrate, and silicate-free, making it safe for all cooling system metals and compatible with other coolant colors. For those who prefer mixing their own solution, the Propylene Glycol Antifreeze is a concentrated option offering extended service intervals up to 150,000 miles or 5 years.
Differential and Brake Fluids
Rear axle lubrication is vital for the handling and reliability of the Chrysler 300. Different rear axle models, such as the 195 and 230 types, require specific capacities and viscosities. For the front differential, which typically takes 1.3 pints, AMSOIL SEVERE GEAR® 75W-90 is the recommended choice. This synthetic lube controls thermal runaway and protects against rust and corrosion while helping to reduce operating temperatures. The rear axles, such as the 195 and 230 models, generally require 1.5 to 2.3 pints of AMSOIL SEVERE GEAR® 75W-85. This fluid is specifically noted for its extreme pressure protection and is ideal for limited-slip differentials found in many AWD or high-performance versions of the 300.
Finally, braking safety should never be compromised. The brake fluid should be replaced regularly to maintain a high boiling point and ensure crisp pedal feel. AMSOIL DOT 3 and DOT 4 100% Synthetic Brake Fluid provides a stable viscosity over a wide temperature range, which is essential for consistent stopping power in stop-and-go traffic or on the track. It enhances ABS and traction-control responsiveness, making it a superior choice over standard DOT 3 fluids found in conventional service intervals.
About the Vehicle
The 2022 Chrysler 300 represents the culmination of a legacy that dates back to the early 2000s when the modern iteration of this full-size sedan first captured the market. Known for its distinctive “flying buttress” pillar design and bold grille, the Chrysler 300 has always stood out in a sea of generic sedans. It bridges the gap between a traditional luxury sedan and a sporty cruiser, offering a driving experience that feels substantial and powerful without the stiffness often associated with high-performance European rivals. The vehicle is built on the LC platform, a rear-wheel-drive architecture that was later adapted for four-wheel drive configurations, providing excellent handling dynamics and a balanced weight distribution.
At the heart of the 2022 model is the 5.7-liter Hemi V8 engine. This engine is an evolution of the legendary Hemi design, featuring Variable Valve Timing (VVT) and Multi-Displacement System (MDS) technology. The MDS system allows the engine to deactivate four cylinders during light cruising to save fuel, then seamlessly re-engage all eight cylinders for instant power when the accelerator is pressed. This transition is a hallmark of the Hemi experience, offering a blend of V8 rumble and surprising efficiency. For the 2022 model year, the 5.7L Hemi is tuned to deliver a robust horsepower rating, providing ample torque for overtaking and merging, making the 300 a confident performer on highways and open roads alike. The interior typically features high-quality materials, including available premium leather and wood trim, creating a comfortable and refined environment for drivers and passengers.
Despite its reputation for reliability and durability, the 5.7L Hemi engine in the 2022 Chrysler 300 can face specific challenges over time, particularly related to its complex valve train and oil consumption characteristics. One common issue observed in Hemi engines, including this generation, is increased oil consumption. Over time, the piston rings and valve stem seals can harden or wear, leading to excessive oil usage. Using a high-quality synthetic oil like AMSOIL High-Mileage Motor Oil, which contains seal conditioners, can help mitigate this issue by rejuvenating aging seals and maintaining better oil pressure.
Another potential concern for the 5.7L Hemi is the buildup of carbon deposits in the intake ports and combustion chambers, which can lead to reduced fuel economy and, in extreme cases, Low-Speed Pre-Ignition (LSPI). This phenomenon can cause damaging engine knocking even at low RPMs. AMSOIL’s formulations, such as the Extended-Life Motor Oil and the use of fuel additives like AMSOIL P.i., are designed to combat these deposits, keeping fuel injectors clean and restoring engine performance.
A third area of attention for owners of this vehicle is the cooling system. The 5.7L Hemi runs at a relatively high operating temperature, and while the factory coolant is effective, synthetic coolants offer superior protection against corrosion and boiling over. The AMSOIL Antifreeze & Coolant provides a stable environment for the cooling system, reducing the risk of overheating and extending the life of the water pump and radiator hoses.
Lastly, the front suspension and steering components on the Chrysler 300 can experience wear over time, especially if the vehicle is driven aggressively or on rough roads. The heavy front end can place stress on the power steering system, though the 2022 model has largely moved away from hydraulic systems to electric power steering. However, for those who perform their own maintenance on older chassis or components, ensuring that any remaining hydraulic systems are lubricated with appropriate fluids and that suspension bushings are kept healthy with protectants is key. Regular maintenance with the recommended AMSOIL products ensures that the vehicle’s inherent quality is preserved, allowing the 2022 Chrysler 300 to continue delivering its signature blend of power, comfort, and style for thousands of miles to come.
By adhering to these fluid recommendations and addressing the specific maintenance needs of the 5.7L Hemi engine, owners can enjoy a reliable and powerful driving experience. The combination of high-performance oils, transmission fluids, and additives creates a comprehensive protection strategy that goes beyond factory standards, ensuring your Chrysler 300 remains a standout vehicle in the luxury sedan segment.