Gates Engine Oil Filler Cap P/N:31109
The Gates 31118 oil & lubrication components for the 2011-2022 Ram 1500 and other vehicles is an engine oil filler cap, the cover that closes the engine's oil filler opening.
A cracked or warped cap, a cap that no longer seats snugly, or oil residue around the filler opening can mean the oil filler cap needs replacing. A leaking valve cover gasket or a PCV problem can also leave oil around the opening, so find the source before you buy a cap.
Fitment includes the 1994-2021 Jeep Grand Cherokee and the 2011-2019 Ram 2500, plus many other Chrysler, Dodge and Jeep models. If your car isn't named here, open the Buyer's Guide tab and look up your exact model and engine before ordering.
Does the Gates 31118 oil filler cap fit a 2011-2019 Ram 2500?
Yes. Gates 31118 fits the 2011-2019 Ram 2500, as well as the 2011-2022 Ram 1500 and the 1994-2021 Jeep Grand Cherokee.
What is the Gates oil filler cap made of?
Gates builds its oil caps from impact-resistant plastic or heavy-gauge metal, chosen for long service life.
Will this oil filler cap hold up to under-hood heat and rust?
Its special finish resists corrosion and provides protection from high under-hood temperatures.
Does the Gates 31118 cap meet OEM specifications?
Yes. The fit, form and performance of Gates 31118 meet or exceed OEM specifications.
How can I tell my oil filler cap is worn out?
Look for a cracked or warped cap, a loose fit, or oil residue around the filler opening. Inspect it only with the engine off and cool.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.