Essential Guide of Gas Caps – July 2021 Edition

Looking to find the best Gas Caps?

We researched 30 Gas Caps, tested 27, and we have done 21 hours of research. The best Gas Caps doesn’t have to be complicated to be great. Our first pick is exactly that. No more, no less. It also costs less than any other products we tested.

The best

No. 1
Gates 31838 Fuel Tank Cap
  • Package Weight: 0.091 kilograms
  • Package Dimensions: 9.525 H x 7.874 L x 9.144 W (centimetres)
  • Country of Origin : China
  • Shell Diameter 2.78 in Neck Diameter: 1.78 inches. Cap Depth: 2.41 inches

Intro

Here’s your guide to choosing the best Gas Caps. As there is a great number of models with varying prices, you may find it difficult to figure out which one is right for you. For this reason, we decided to make a top 10 of the Gas Caps of different brands and prices based on the best value for money. This ranking was created to help you find the best Gas Caps depending on your needs and budgets. Our selection criteria are provided to give you a complete picture of the items offered. Get ready to find the Gas Caps that’s right for you!

Our picks

No. 1
Gates 31838 Fuel Tank Cap
  • Package Weight: 0.091 kilograms
  • Package Dimensions: 9.525 H x 7.874 L x 9.144 W (centimetres)
  • Country of Origin : China
  • Shell Diameter 2.78 in Neck Diameter: 1.78 inches. Cap Depth: 2.41 inches
No. 2
X AUTOHAUX Car Gas Cap Fuel Filler Door Cover with Keys for Jeep Wrangler JK Unlimited 2007-2017
  • 【FITMENT】This is a non-OEM product. Fit for Jeep Wrangler JK Unlimited 2007-2017
  • 【INSTALLATION】Easy to install, direct replacement, no drilling required or cutting required. The base construction that help no moves around and loose.
  • 【High Quality】Made of high quality material. Durable materials for long time service.Give your car a sporty look by adding a unique gas cap.
  • 【FEATURES】The original door fuel filler cap looks drab, with this stylish black cover, not only make your car fuel filler cap looks special, but also effective to prevent scraping, it plays a very good protective effect.
  • 【Package Include】1 x Fuel Tank Cap
No. 3
Gas Cap Replacement Fuel Filler Cap Compatible with 2003-2018 Jeep Wrangler JK, 2003-2006 Wrangler TJ - Replaces 52100552AG, 5210 0552AG, 52030387AB, 52030387AA
  • REPLACEMENT FUEL TANK GAS CAP - Your gas cap and seal are responsible for sealing off your fuel tank and keeping the vapors within. A faulty fuel cap can cause a CEL (Check engine light) as well as unwelcome gas fumes to escape from the fuel filling area. Your choice will support American business - Agent Motor Parts is located in Central Florida, USA
  • COMPATIBLE WITH / FITS THE FOLLOWING JEEPS - 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Wrangler JK, 2003 2004 2005 2006 Wrangler TJ
  • QUALITY FIRST - We put quality above all else, You can install this gas cap on your Wrangler with confidence, knowing your item was engineered and constructed to last. Replacement fuel cap for Wrangler JK, and TJ
  • OEM FIT, QUALITY, and FINISH – REPLACES # 52100552AG, 5210 0552AG, 52030387AB, 52030387AA - Exact replacement, perfect fit and seal. If you are having trouble with your broken fuel cap, experiencing CEL (check engine light) or vapors and fumes coming from your fuel tank filling area, a new gas cap should fix your problem.
  • LIFETIME WARRANTY - PEACE OF MIND - This gas cap comes with a lifetime warranty. You can rest assured it is built to last! If ever our gas filler cap on your Wrangler fails, or malfunctions, Contact us for immediate replacement. Save valuable time and money with our lifetime warranty.

Why you should trust us

This guide represents more than 10 years of experience in researching, testing, and writing about many subject. Our people are experts in all of their fields.
We alors spent 21 hours reading any article we could find on the internet and all the customer reviews at various retailer sites such as those of Amazon, Home Depot or Wallmart. We found many website that was a valuable resource with involved buying guides and detailed Gas Caps information.
As for me, I’m very familiar with the Gas Caps since I got it from 5 years.

Top 10

No. 1
Gates 31838 Fuel Tank Cap
  • Package Weight: 0.091 kilograms
  • Package Dimensions: 9.525 H x 7.874 L x 9.144 W (centimetres)
  • Country of Origin : China
  • Shell Diameter 2.78 in Neck Diameter: 1.78 inches. Cap Depth: 2.41 inches
No. 2
X AUTOHAUX Car Gas Cap Fuel Filler Door Cover with Keys for Jeep Wrangler JK Unlimited 2007-2017
  • 【FITMENT】This is a non-OEM product. Fit for Jeep Wrangler JK Unlimited 2007-2017
  • 【INSTALLATION】Easy to install, direct replacement, no drilling required or cutting required. The base construction that help no moves around and loose.
  • 【High Quality】Made of high quality material. Durable materials for long time service.Give your car a sporty look by adding a unique gas cap.
  • 【FEATURES】The original door fuel filler cap looks drab, with this stylish black cover, not only make your car fuel filler cap looks special, but also effective to prevent scraping, it plays a very good protective effect.
  • 【Package Include】1 x Fuel Tank Cap
No. 3
Gas Cap Replacement Fuel Filler Cap Compatible with 2003-2018 Jeep Wrangler JK, 2003-2006 Wrangler TJ - Replaces 52100552AG, 5210 0552AG, 52030387AB, 52030387AA
  • REPLACEMENT FUEL TANK GAS CAP - Your gas cap and seal are responsible for sealing off your fuel tank and keeping the vapors within. A faulty fuel cap can cause a CEL (Check engine light) as well as unwelcome gas fumes to escape from the fuel filling area. Your choice will support American business - Agent Motor Parts is located in Central Florida, USA
  • COMPATIBLE WITH / FITS THE FOLLOWING JEEPS - 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Wrangler JK, 2003 2004 2005 2006 Wrangler TJ
  • QUALITY FIRST - We put quality above all else, You can install this gas cap on your Wrangler with confidence, knowing your item was engineered and constructed to last. Replacement fuel cap for Wrangler JK, and TJ
  • OEM FIT, QUALITY, and FINISH – REPLACES # 52100552AG, 5210 0552AG, 52030387AB, 52030387AA - Exact replacement, perfect fit and seal. If you are having trouble with your broken fuel cap, experiencing CEL (check engine light) or vapors and fumes coming from your fuel tank filling area, a new gas cap should fix your problem.
  • LIFETIME WARRANTY - PEACE OF MIND - This gas cap comes with a lifetime warranty. You can rest assured it is built to last! If ever our gas filler cap on your Wrangler fails, or malfunctions, Contact us for immediate replacement. Save valuable time and money with our lifetime warranty.
No. 4
Outlaw Racing 12072 Billet Gas Cap w/Vent Hose (Red) - Compatible with Honda TRX250 TRX400 EX 01-10,TRX450 R 04-10, TRX700 XX 08-10,XR200 XR250 XR400 XR600 XR650 86-10, CRF250 CRF450
  • Comes with a vent cap to keep airflow going
  • Large palm grip body for ease of use
  • Made of aluminum and will last you longer
  • Comes with a resistant rubber seal to prevent leaks
  • COMPATIBLE WITH HONDA MODELS: TRX250, TRX250EX SPORTRAX, TRX250R, TRX250X, TRX400EX SPORTRAX, TRX400X, TRX450R, TRX700XX, CRF250R, CRF250X, CRF450R, CRF450X, XR200R, XR250R, XR400R, XR600R, XR650R
SaleNo. 5
EZ-POUR Gas Can Cap - Solid Base Replacement Gas Tank Cap (Coarse Thread)
  • EZ-POUR Replacement Solid Base Cap Yellow Updates Your Old Cans
  • Finely Made Cap For Transportation Or Storage
  • Dependable Construction Means This Cap Won't Break
  • Yellow Cap Is Coarse Thread
  • Typicaly Fits Midwest, Scepter, EZ POUR's Chilton Adapter And EZ POUR's Jerry Can Adapter
SaleNo. 6
NewYall Fuel Tank Filler Gas Cap with Tether
  • Fits 2000-2009 Dodge Durango, 2007-2011 Dodge Nitro, 2008-2010 Dodge Viper, 1998-2019 Dodge Grand Caravan
  • Fits 2007-2009 ChrysIer Aspen, 2004-2008 Pacifica, 1998-2019 Town & Country
  • Fits 2006-2010 Jeep Commander, 2001-2010 Jeep Grand Cherokee, 2002-2012 Jeep Liberty
No. 7
keehui Mirror-Like Polished 316 SS for 1-1/2''(38MM) Marine Boat Yacht Caravan Gas Tank Deck Fill/Filler with Keyless Cap
  • Convenient, keyless design - lift built-in tab on cap and turn to open or close.
  • GAS Tank horse O.D:1-1/2"(38MM) the detail size refer to the left picture
  • Complete with stainless steel retaining chain, to avoid losing or misplacing cap
  • Cap contains a high grade O-ring seal
  • Name plate with "GAS" letter on the filler face, fasterner not include
SaleNo. 8
SpeeVech Gas Cap, Fuel Tank Cap Assembly 17670-S5A-A32 10834 Fits for Honda Civic CR-V Element Insight DX S2000
78 Reviews
SpeeVech Gas Cap, Fuel Tank Cap Assembly 17670-S5A-A32 10834 Fits for Honda Civic CR-V Element Insight DX S2000
  • ★PART NUMBER : 10834, 17670-S5A-A32, 17670 S5A A32, 17670S5AA32, Please confirm your car model and the OE of the part before purchasing to avoid buying the wrong.
  • ★FITMENT: The Fuel Filler Cap Fit for Honda Civic 2001-2005, for Honda Civic Hybrid 2003-2005,for Honda CR-V CRV 2002-2004,for Honda Element 2003-2005, for Honda Insight DX 2001-2005, for Honda S2000 2001-2005
  • ★PERFECT REPLACEMENT : High quality OE style provides a tight seal to keep your vehicle's fuel tank closed, safety your vehicle's occupants, fuel economy and reduce vapor emissions. 100% Brand New and ready to install straight out of the box. You might be able to fix your gas cap problem without visiting your local auto shop, saving both time and money.
  • ★EASY INSTALLATION. High Reliability. It could correctly replace the original part.
  • ★FRIENDLY NOTE : If you have any questions, contact with us, we will reply you in 24 hours and offer the solve way for you. This is NOT a genuine part, it's a aftermarket replacement part.
No. 9
Genuine Toyota Parts - Cap Assy, Fuel Tank (77300-07030)
  • Vehicle Specific
  • Manufacturer Warranty
  • Toyota Quality Assured
  • OEM, Not After Market
  • Vehicle Specific
No. 10
E85 Gas Cap, Fuel Cap Fit For Chrysler Dodge Jeep - 2008-2016 Town & Country, 2007-2009 Commander Grand Cherokee, 2008-2019 Grand Caravan And More,Replace 52030380AA, 52030380AB
  • 【Replacement Part Number】-52030380AA, 52030380AB . Before Ordering, Please Confirm Whether The Accessories Are Suitable For Your Vehicle To Confirm Compatibility!Most fuel caps are sealed by turning them until you hear a clicking sound!
  • 【FIT FOR】 -Compatible with Chrysler 2007-2009 Aspen ,2008-2016 Town & Country, Dodge 2013-2016 Dart,2007-2009 Durango,2008-2019 Grand Caravan,2007-2009 Commander,2007-2009 Grand Cherokee.Easy Installation And Perfect Fit!
  • 【Advantage】- As Time Goes By, The Fuel Filler Cap Of The Car Will Be Loose And Invalid,This Will Increase Fuel Vapor Emissions, May Causes Your Check Engine Light CEL Turns On.Our Fuel Filler Cap Are Designed And Manufactured According To OEM And Can Perfectly Replace Damaged Fuel Filler Cap. The Price Is Only A Small Part Of The Dealer!
  • 【High performance】-Long Service Life, Fuel Filler Cap Is Made Of Reinforced ABS Plastic And High-Quality Sealing Rubber,It's More Resistant To Cold And Heat ,Can Adapt To Harsh Weather And Environment. All Fuel Filler Cap Are Tested Before Leaving The Factory To Ensure That The Product Quality Meets The Standards.Provides A Tight Seal To Keep Your Vehicle's Fuel Tank Closed, Safety Your Vehicle's Occupants, Fuel Economy And Reduce Vapor Emissions!
  • 【After-Sales Service】- Establish Strict Quality Control Standards, 1 Year Warranty, Worry-free Return And Refund Policy, Buy With Confidence!If you have any questions about Fuel Filler Cap, please contact us, we will help you deal with it as soon as possible!

How we tested

We search all the field to find the best Gas Caps and all the type for it and get the best alternatives, priced decently, and easy to use. After that we tested all the main parameters we use : These things can separate the great Gas Caps from the good.

  • Easy To use
  • Options
  • Quality
  • Longevity

How we picked

We search for all the field to find the best Gas Caps and all the type for it and get the best alternatives, priced decently, and easy to use.
The main parameters we use : These things can separate the bad Gas Caps from the good.

  • Price
  • Easy To use
  • Customer reviews
  • Quality
  • Longevity
  • Dimensions

Current Offers

SaleNo. 1
EZ-POUR Gas Can Cap - Solid Base Replacement Gas Tank Cap (Coarse Thread)
  • EZ-POUR Replacement Solid Base Cap Yellow Updates Your Old Cans
  • Finely Made Cap For Transportation Or Storage
  • Dependable Construction Means This Cap Won't Break
  • Yellow Cap Is Coarse Thread
  • Typicaly Fits Midwest, Scepter, EZ POUR's Chilton Adapter And EZ POUR's Jerry Can Adapter
SaleNo. 2
17670-T3W-A01 Fuel Filler Cap Assembly Gas Cap Cover Compatible with 2006-2018 Honda Accord Civic Crosstour CR-V Fit HR-V Insight Odyssey Pilot
  • It is NOT a original part.
  • ✅[Replcement Fuel Filler Cap] - High-quality materials, precision processing, strict testing product achieves wear resistance and long service life.
  • ✅[Fitment]: Fit for Honda 2008 - 2017 Accord, 2006 - 2015 Civic, 2010 - 2015 Crosstour, 2007-2016 CR-V, 2009 - 2018 Fit(EXCEPT 2014), 2016 - 2018 HR-V, 2010-2014 Insight, 2011 - 2017 Odyssey, 2009 - 2015 Pilot.
  • ✅[Replaces Part Number]: 17670-T3W-A01 17670-SJA-A02, 17670-SNA-A02, 17670-TR0-A11, 17670-TR0-A01, this cap is a direct replacement for the Fuel Filler Cap on your Honda.
  • ✅[Buy with Confidence]: Order from KONDUONE, you can return or exchange within 3 months, true worry-free shopping experience. If the cap ever fails on your Honda simply contact us for a replacement.
SaleNo. 3
SpeeVech Gas Cap, Fuel Tank Cap Assembly 17670-S5A-A32 10834 Fits for Honda Civic CR-V Element Insight DX S2000
78 Reviews
SpeeVech Gas Cap, Fuel Tank Cap Assembly 17670-S5A-A32 10834 Fits for Honda Civic CR-V Element Insight DX S2000
  • ★PART NUMBER : 10834, 17670-S5A-A32, 17670 S5A A32, 17670S5AA32, Please confirm your car model and the OE of the part before purchasing to avoid buying the wrong.
  • ★FITMENT: The Fuel Filler Cap Fit for Honda Civic 2001-2005, for Honda Civic Hybrid 2003-2005,for Honda CR-V CRV 2002-2004,for Honda Element 2003-2005, for Honda Insight DX 2001-2005, for Honda S2000 2001-2005
  • ★PERFECT REPLACEMENT : High quality OE style provides a tight seal to keep your vehicle's fuel tank closed, safety your vehicle's occupants, fuel economy and reduce vapor emissions. 100% Brand New and ready to install straight out of the box. You might be able to fix your gas cap problem without visiting your local auto shop, saving both time and money.
  • ★EASY INSTALLATION. High Reliability. It could correctly replace the original part.
  • ★FRIENDLY NOTE : If you have any questions, contact with us, we will reply you in 24 hours and offer the solve way for you. This is NOT a genuine part, it's a aftermarket replacement part.
SaleNo. 4
Locking Gas Cap, Lock Fuel Cap Replace 10504 Compatible with Toyota 4Runner, FJ Cruiser, Tacoma, Tundra, Acura, Chevy Camaro, Honda CRV, Infiniti, Isuzu, Mazda, Nissan, Buick, Cadillac, GMC, More
  • REPLACEMENT LOCKING FUEL CAP / LOCK GAS CAP : LOCK : Turn gas cap clockwise 3 clicks. UNLOCK : Turn key 1/4 turn counterclockwise, don't remove key, then unscrew gas cap counterclockwise. If your check engine light comes on or if you smell of gasoline or diesel vapors around or near the fuel filler cap and your car is not smoking or making a unusual noise, please take a minute to check the gas cap. Warning : Remove slowly, tighten till clicks, or indicator light may come on.
  • COMPATIBLE WITH TOYOTA VEHICLES : 1999-2002, 2010-2017 4Runner | 1999-2004, 2007-2017 Avalon | 1999-2002, 2007-2017 Camry | 1999-2005 Celica | 1999-2017 Corolla | 2007-2014 FJ Cruiser | 2001-2003, 2006-2017 Highlander | 2003-2014 Matrix | 2001-2003, 2010-2017 Prius | 1999-2017 RAV4 | 2001-2004, 2008-2017 Sequoia | 1999-2003, 2007-2017 Sienna | 1999-2003, 2007-2008 Solara | 1999-2004, 2009-2017 Tacoma | 2000-2002, 2007-2017 Tundra | 2009-2016 Venza | 2006-2017 Yaris locking fuel gas cap.
  • REPLACES PART # : 10504 locking gas cap. The locking fuel gas cap can compatible with Acura, Honda, Infiniti, Isuzu, Mazda, Mitsubishi, Scion, Suzuki, Buick, Cadillac, GMC, Pontiac, Saab, Saturn, Audi, VW, Volvo vehicles, please check the compatible drop down bar and the detailed description to confirm the compatibility before purchase. Thank you!
  • OE FIT, FORM, FUNCTION : Professional, high quality OE style and meet or exceed all original equipment performance fuel cap. Provides a tight seal to keep your vehicle's fuel tank closed, safety your vehicle's occupants, fuel economy and reduce vapor emissions. 100% Brand New and ready to install straight out of the box. You might be able to fix your gas cap problem without visiting your local auto shop, saving both time and money.
  • FRIENDLY NOTE : If the locking gas cap fails on your vehicle, simply contact us for a replacement. Also if you have any other questions on our this locking gas cap, please contact us at the first time. This is NOT a genuine part, it's a aftermarket replacement part manufactured by Allmotorparts.
SaleNo. 5
Gates 31629 OE Equivalent Fuel Tank Cap
  • Meets or exceeds OEM specifications
  • Caps fit both shallow and deep cam filler necks - vented, non-vented and vented anti-surge
  • Fenderwell Fuel Caps are zinc-plated and dichromate dipped for superior corrosion resistance
  • Some models are made from rugged plastic
  • EEC Fuel Caps meet OEM specifications and Federal and State Emission Requirements

Conclusion

This guide is here to support you in your choice of Gas Caps and is regularly updated so that you can make an informed selection. Nowadays, it’s not that easy to know about each and every product that’s on the market. So we hope that this comparison was able to help you with choosing the best Gas Caps according to your criteria. Your comments are most welcome and they will help us improve the ranking.

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Last update on 2021-07-24 at 04:44 / Affiliate links / Images from Amazon Product Advertising API

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