It is important to have the best oil fill cap. We are here to help you choose the best one for your needs from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Ford Oil Fill Cap READ REVIEW

Best For Lost Gm Oil Cap: Buy: Acdelco Oil Fill Cap READ REVIEW

Best For Value: Buy: Stant Oil Fill Cap READ REVIEW

Best For Easy Fit: Buy: Dorman Oil Fill Cap READ REVIEW

Best For Direct Replacement: Buy: Dorman Engine Oil Filter Cap READ REVIEW

Best For Good Fit: Buy: Acdelco Old Cap READ REVIEW

Best For Country Of Origin: Buy: Proform Oil Fill Cap READ REVIEW

Best With Fast Shipping: Buy: Gates Oil Fill Cap READ REVIEW

Best With Nice Chrome: Buy: Spectre Performance Oil Fill Cap READ REVIEW

Best Overall: Ford Oil Fill Cap

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The Ford Oil Fill Cap is long-lasting, rigid and fits well with your daily purpose like a dream. The ford oil fill cap fits well and it is best for good fit. Make sure this fits by entering your model number. Further, the oil would be perfect with factory fit, comes in with direct fit and it would be perfect with excellent quality.

The cap is good for fast delivery, is made for perfect fitment and it is designed for perfect match. Most importantly, the ford oil fill cap is fitment, is compatible with part number and it is great for good quality.

Almost all customers quickly discovered that the cap fits the 2000 mustang 3.8 liter. And, they say that the cap is a perfect fit for the 1999 f-250 SD diesel. Moreover, they strongly agree that the oil will fit a 3.0 exc sohc. Overall, for almost all customers, Ford product was what they were looking for.

• This fits like it belongs and also it is time for a new one.
• Package dimensions: 6.2 l x 13.9 h x 10 w (centimeters).
• This oil filler cap fits great and looks stock ... very happy.
• This is made with fast shipping and it is perfect for exact fit.

Best For Lost Gm Oil Cap: Acdelco Oil Fill Cap

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The Acdelco oil fill cap's material feels more premium than its price would suggest. The Acdelco Oil Fill Cap has a rubber sealing ring that keeps the engine oil and crankcase vapors in, while keeping water and dirt out. Make sure this fits by entering your model number. And, oil is the true general motor original equipment parts brand, infusing a century of experience, innovation and quality into more than 90, 000 gm oe and other parts.

The cap comes as advertised, is good for fast delivery and it looks factory. Also, it works great and it looks great. Lastly, the Acdelco oil fill cap makes for a great replacement item and it is highly recommend.

Almost all customers agree that the oil is perfect and is identical to the factory cap. In addition, they strongly agree that the cap fits 1992 cadillac deville, though it costs 10w-30. And, they also found that this oil fill cap fit perfectly right out of the package.

• This is a good replacement for the lost gm oil cap.
• Seals and helps keep oil from leaking out of your engine oil filler opening.
• This cap and amazon prime made the fix so much easier.
• This is made for exact fit and it works perfectly.

Best For Value: Stant Oil Fill Cap

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We would, of course, be remiss if we didn't mention Stant Oil Fill Cap for regular usage. The stant oil fill cap is made of quality material. Make sure this fits by entering your model number. Moreover, the oil needed a replacement, works fine, it is yellow and works as designed.

The cap fits well it works well and has a different design. Furthermore, this does the trick and it is highly recommend. Most importantly, the stant oilfill cap is made from premium materials.

Most buyers quickly discovered that the oil fits many cars and comes with an o ring as well. In addition, they say that the oil is easy to turn not like factory one. In addition, they say that the oil fits as well as the stock cap and is easy to grip. To sum up, the tone of buyers is very positive and we believe that oil suits the purpose.

• This is made out of rugged plastic.
• This is an excellent value if priced between $6 to $7.00.
• This is obviously not an oe match, but it does the job fine.
• This is a good aftermarket replacement for problematic dodge ram oil caps.

Best For Easy Fit: Dorman Oil Fill Cap

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The Dorman Oil Fill Cap's material feels more premium than its price would suggest. The dorman oil fillcap is best for good fit and it works well. Make sure this fits by entering your model number. This engine oil filter cap is designed to match the fit and function of the original cap on specified vehicles.

The oil is built with durable construction, works as intended and it is good for direct replacement. Moreover, it is constructed of durable rubber to provide a tight, heat-resistant seal for the valve cover. Finally, the dorman oil fill cap is made from quality materials to ensure reliable performance and long service life.

Almost all buyers found that the cap fits certain chrysler/jeep/dodge vehicles. In addition, they say that the oil is compatible with various chrysler models from 1993. Moreover, they say that the oil fits early six cylinder jeeps.

• The perfect fit for replacing the original motor oil cap in a PT cruiser.
• This is a perfect fit for the 1998 jeep cherokee.
• This allows for an easy fit and it allows for a good seal.

Best For Direct Replacement: Dorman Engine Oil Filter Cap

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If you often find yourself confused about convenient and suitable cap, Dorman engine oil filter cap should be your first option for buying. The Dorman engine oil filter cap price is reasonable, does its job, It is highly recommended and has a different design. To make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool. This engine oil filter cap is designed to match the fit and function of the original cap on specified vehicles, and is engineered for durability and reliable performance.

The cap is made from quality materials to ensure reliable performance and long service life. Lastly, the Dorman Engine Oil Filter Cap is great for direct replacement and has a product design.

Almost all customers agree that the cap is a two - part component, this new one is a one piece design. And, a few also found that the cap is a perfect fit for a 2006 jeep grand cherokee 5.7l. In addition, they strongly agree that the picture is accurate and the cap is an identical oem replacement, including the printing on the top in regards to oil weight.

• This does fit a 2011 jeep wrangler.
• This is built with durable construction and it is designed for exact replacement.
• This fits a 2007 jeep 3.8l.

Best For Good Fit: Acdelco Old Cap

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The Acdelco old cap is capable of outshining several other oil featured in this list in overall features in its price range. The Acdelco old cap is best for good fit, is easy to install and it works perfectly. Manufacturer says: Acdelco professional, premium aftermarket thermostats and caps give you our legendary quality at a competitive price. In addition, the oil is manufactured to meet expectations for fit, form and function, offering high quality and great value.

The oil has a rubber sealing ring that keeps the engine oil and crankcase vapors in, while keeping water and dirt out. Further, it is good for exact replacement and it is designed for a great price. Lastly, the Acdelco old cap looks good and it allows for a great fit.

Most buyers agree that the cap fits Chevy Caprice 1991 and it is a perfect fit on Tbi 350. And, they strongly agree that the cap is perfect and screwed into the valve cover well. In conclusion, most buyers agree that the cap is functionally comfortable and no one questions it.

• Offering the quality, reliability, and durability of gm oe.
• This fits directly onto the valve cover, eliminating the extension.
• Recommended replacement part for your gm vehicle’s original factory component.
• Manufactured to gm oe specification for fit, form, and function.

Best For Country Of Origin: Proform Oil Fill Cap

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Proform makes beautiful and great caps with classic and smartly chosen materials. Make sure this fits by entering your model number. Further, the cap is made with nice parts and it is good for country of origin. To sum up, with a 4.5 rating and more than 1824 buyers, the Proform Oil Fill Cap stands as the best choice.

Almost all buyers quickly discovered that the oil is good for chevy van tube, but doesn't work straight on the valve cove350 engine v8. In addition, they strongly agree that the cap fits nice and snug and also fits well in the SBC valve cover.

• Package dimensions: 2.794 h x 8.128 l x 8.128 w (centimetres).
• This is a perfect fit.....and looks damn good doing what it does.
• One of the newcomers and featured product.

Best With Fast Shipping: Gates Oil Fill Cap

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Gates offers a variety of caps for personal choice and yet maintains quality in all the variants. The gate oilfill cap provides excellent protection against underwear heat. Gates oil caps feature a top quality construction of impact-resistant plastic or heavy gauge metal to assure long service life. Further, this is manufactured to meet or exceed oem specifications in fit, form and performance.

Finally, the gate oil fillcap is built with durable construction, is great for a great price and it is good for fuel filter.

Most buyers agree that the cap is a perfect fit (snug but not too tight) on the original stamped steel valve cover on a 1979 jeep cj with a 258 engine. And, a few say that the cap fits the car well. To add to that, it looks pretty good. Moreover, they also found that the cap fits well tight and also is a perfect fit on a 1986 chevy 350 5.7l engine. Overall, most customers found the oil suits best, and no one questions it.

• This provides excellent protection from high under-hood temperatures.
• This works great, allows for great fit and it seeks to fit well.
• The special finish resists rust and provides excellent protection against underwear heat.
• The manufacturer says: if it runs, we can help it run better.

Best With Nice Chrome: Spectre Performance Oil Fill Cap

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Compared with other oil in this category, the Spectre Performance Oil Fill Cap has a convenient design. The spectre performance oil fill cap looks sharp and it comes with nice chrome. Make sure this fits by entering your model number. Moreover, it fits snuggly and it is too loose.

The oil is good for good quality, looks good and it allows for a great fit. Above all, the spectre performance oil fill cap works great and it makes for very nice chrome.

Almost all buyers opine that the cap is perfect for a 1 1/4 hole. Moreover, they strongly agree that the cap fits well in the valve cover and will not fall out. Further, a few say that the oil looks like the picture and also fits 99 chevy k1500 burb. In short, for almost all buyers, Spectre Performance product was the most suitable.

• For all, the 1-1/4 inch valve is covered with oil filler-breather holes.
• This is made of a triple chrome plated cap.
• This is fitment and it falls right out.