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How much oil does a Acura TLX 3.5 take?

The TLX 3.5L V6 typically takes about 5.5 quarts (roughly 5.2 liters) of engine oil when performing a full drain and filter change. If you skip changing the filter, you’ll usually need around 5.0 quarts. Use 0W-20 full synthetic. Always verify the exact capacity for your model year in the owner’s manual or official Acura documentation.


Capacity and specifications


For most TLX models equipped with the 3.5-liter V6, the official capacity is 5.5 quarts (5.2 L) with the oil filter installed. This figure is widely cited in maintenance guides and service manuals. If you are only draining the oil and not replacing the filter, plan for roughly 5.0 quarts and top off to the full mark after reinstalling the filter. The standard oil grade for recent years is 0W-20 full synthetic, but you should confirm the exact specification in your manual.


Year-to-year variations


While 5.5 quarts is typical for the 3.5L TLX across many years, Acura occasionally updates recommendations by model year or production revision. Check your vehicle’s specific owner’s manual or the Acura service portal to confirm the exact capacity and oil grade for your car.


Oil type and maintenance guidelines


Acura generally recommends 0W-20 full synthetic oil for the 3.5-liter TLX V6. Oil-change intervals depend on driving conditions: normally around 7,500 miles (12,000 km) for typical use, with shorter intervals (approximately 3,750–5,000 miles) under severe service (extensive idling, city driving, towing, or extreme temperatures). Always follow the manual and the vehicle’s maintenance minder system.


Practical tips for an oil change


When performing the change, gather fresh 0W-20 oil, a new oil filter, a drain pan, a wrench for the drain plug, and a funnel. After draining, replace the drain plug, install the new filter, and fill with about 5.5 quarts. Start the engine, run it briefly, then check for leaks, and finally recheck the oil level with the dipstick to ensure it reaches the full mark.


Summary


Bottom line: The Acura TLX 3.5 takes approximately 5.5 quarts of oil with the filter installed (about 5.2 liters), using 0W-20 full synthetic oil. Always verify the exact capacity for your year and model in the owner’s manual, and check the dipstick after a refill to confirm the oil level is correct.

How much oil does a 3.5 L V6 engine take?


Capacities and Specifications - 3.5L Ecoboost

ItemCapacity
Engine oil (with oil filter)5.7 L (6.0 qt)
Engine coolant12.4 L (13.1 qt)
Brake fluidBetween MIN/MAX on brake fluid reservoir
Rear axle fluid (four-wheel drive)2.11 pt (1.0 L)



How much oil does a 2015 Acura TLX 3.5 v6 take?


Capacity: 4.5 quarts (with filter).



What kind of oil does a Acura TLX 3.5 v6 take?


fully synthetic motor oil
So, what is the recommended oil for the Acura TLX? The automaker advises using fully synthetic motor oil with a grade of 0W-20, which provides these benefits for every drive in Cedar Rapids or wherever the road takes you: Enhanced lubrication to minimize heat, friction, and wear and tear.



What kind of oil does a 2019 Acura TLX 3.5 take?


When it comes to oil, Acura TLX owners should use Premium-grade 0W-20 detergent oil with the API Certification seal and Genuine Acura Motor Oil branding for peak performance.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.