If you’ve ever dropped a bike on its side or laid it down on the ground while trying to make a quick repair, you’ve probably noticed a fuel leak. If you’ve ever tried to start a bike that was out of gas, you know how frustrating it is when fuel seeps out of the tank even when the cap is in place. To help prevent the spread of pollutants and the ignition of fuel if there is a leak, all fuel tanks must have caps on them.
So which fuel tank caps are best? We decided to find out by putting a wide range of caps to the test.
Read on to learn which fuel tank caps are best for your bike.
Our Editor’s Best Fuel Tank Caps Reviews
Bestseller No. 1
Gas Cap, Fuel Cap For Honda Civic Accord Pilot CRV CR-V Odyssey Crosstour Fit Insight HRV HR-V, Includ 2013 2014 2015 2016 2017 2018 2019 2020, 2007 2008 2009 2010 2011 2012, 17670-T3W-A01
- 【GAS CAP / FUEL CAP COMPATIBLE WITH】17670-T3W-A01, 17670T3WA01, Gas Cap Is 100% Rigorously Tested Before Shipping. Check The Part Number To Confirm The Compatibility Before Purchase, ( Includ 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Models)
- 【COMPATIBLE WITH HONDA】Gas Cap Compatible With HONDA 2008-2017 Accord (Excludes Hybrid) | 2010-2015 Accord Crosstour | 2006-2015 Civic | 2007-2016 CR-V CRV
- 【COMPATIBLE WITH HONDA】Fuel Cap Compatible With HONDA 2009-2020 Fit (EXCEPT 2014) | 2016-2020 HR-V HRV | 2010-2014 Insight | 2011-2017 Odyssey | 2009-2015 Pilot
- 【EXCELLENT FUNCTION】High Quality Materials, Fuel Tank Cap Must Take 100% Inspected And Tested Multiple Times Before The Shipment, Gas Cap Is Constructed Of Premium Material For Long Lasting Durability And Reliability. Direct Replacement, Easy Installation.
Bestseller No. 2
Gas Cap, Fuel Cap Tether For Mini Cooper & BMW 325i 328i 330i 525i 528i 530i 535i X1 X2 X3 X4 X5 X6 128i 135i 228i 320i 323i xi 335i 428i gt 645ci 650i 740i 745i 750i E39 E46 E60 E90 F01 M3 M4 M5 Z4
- 【FUEL CAP / GAS CAP TETHER COMPATIBLE WITH】16117222391, 10844, 31848, Fuel Tank Filler Cap Is 100% Rigorously Tested Before Shipping. Check The Part Number To Confirm The Compatibility Before Purchase. GAS CAP For Wide Range of BMW Series (Includ 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Years Series), Not All Of The Vehicles Are Listed, PLESE CHECK THE DROP DOWN BAR TO CHECK THE COMPATIBLE.
- 【COMPATIBLE WITH BMW 128 ~ 440I/IS/XI Series】Gas Cap/ Fuel Cap Compatible with BMW 2008-2013 128i | 2008-2013 135i | 2013 135is | 2014-2016 228i | 2017-2018 230i | 2001-2018 320i | 2000 323ci | 2000-2011 323i | 2001-2006 325ci | 2001-2006 325i | 2001-2006 325xi | 2000 328ci | 2000-2016 328i | 2007-2008 328xi | 2001-2006 330ci | 2001-2018 330i | 2001-2006 330xi | 2007-2016 335i | 2011-2013 335is | 2007-2008 335xi | 2016-2018 340i | 2014-2016 428i | 2017-2018 430i | 2014-2016 435i | 2017-2018 440i
- 【COMPATIBLE WITH BMW 525 ~ 760I/IS/XI Series】Gas Cap/ Fuel Cap Compatible with BMW 2001-2007 525i | 2006-2007 525xi | 1999-2016 528i | 2008 528xi | 2001-2018 530i | 2006-2007 530xi | 2008-2016 535i | 2010-2017 535i Gt | 2008 535xi | 1999-2018 540i | 2004-2005 545i | 2006-2016 550i | 2010-2017 550i Gt | 2012-2018 640i | 2004-2005 645ci | 2006-2018 650i | 2011-2018 740i | 2011-2015 740li | 2002-2005 745i | 2002-2005 745li | 2006-2018 750i | 2006-2015 750li | 2004-2006 760i | 2003-2015 760li
- 【COMPATIBLE WITH BMW M/X/Z Series & MINI COOPER】Gas Cap/ Fuel Cap Compatible with 2016-2018 M2 | 2014-2016 M235i | 2017-2018 M240i | 2001-2018 M3 | 2015-2018 M4 | 2000-2018 M5 | 2018 M550i | 2006-2018 M6 | 2017-2018 M760i | 2018 M760li | 2012-2018 X1 | 2018 X2 | 2004-2017 X3 | 2015-2018 X4 | 2007-2018 X5 | 2008-2018 X6 | 2009-2016 Z4 | 2002-2018 Mini Cooper | 2016-2018 Mini Cooper Clubman | 2011-2018 Mini Cooper Countryman | 2013-2016 Mini Cooper Paceman
- 【COMPATIBLE WITH 2001 - 2020 GAS CAP】E39,E46,E60,E61,E63,E64,E65,E66,E70,E71,E82,E83,E88,E90,E91,E92,E93,F01,F02,F07,F10,F12,F13,F22,F23,F25,F30,F31,F32,F33,F34,F36(Includ 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Models)
Bestseller No. 3
Gas Cap,Fuel Cap For 2003-2018 Jeep Wrangler JK TJ Liberty Patriot Cherokee Compass Commander Grand Cherokee,Dodge Ram 1500 2500 Journey Dakota Dart Durango Caravan,Chrysler 200 300 Town and Country
- 【FUEL CAP / GAS CAP COMPATIBLE WITH】52100552AG, 52030387AB, 52030387AA, Fuel Tank Filler Cap Compatible With Jeep Wrangler Is 100% Rigorously Tested Before Shipping. Check The Part Number To Confirm The Compatibility Before Purchase.
- 【COMPATIBLE WITH JEEP MODELS】Gas Cap/ Fuel Cap Compatible With 2003-2018 Jeep Wrangler JK, Compatible With 2003-2006 Jeep Wrangler TJ, 2002-2012 Liberty, 2008-2017 Patriot., 2000-2017 Cherokee, 2008-2018 Compass, 2001-2019 Grand Cherokee, 2006-2010 Commander (Includ 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Models)
- 【COMPATIBLE WITH DODGE & CHRYSLER】Gas Cap/ Fuel Cap Compatible With Dodge Ram 1500 2500 3500 | 2008-2014 Avenger | 1998-2021 Grand Caravan | 2009-2021 Journey | 2001-2007 Caravan | 2008-2012 Caliber | 2006-2010 Charger | 08-13 Challenger | 2000-2010 Dakota | 13-16 Dart | 01-18 Durango | 2000-2004 Intrepid | 2005-2008 Magnum | 2000-2005 Neon | 2007-2011 Nitro & Compatible With Chrysler 200 300 | 2007-2009 Aspen | 1998-2017 Town And Country | 2004-2008 Pacifica | 2001-2008 Sebring And More.
- 【Superiority】Gas Cap Compatible With Jeep Wrangler is easy Installation. High Reliability. It Could Correctly Replace The Original Part.Please Check The Detailed Description And Oe Part Number To Confirm The Compatibility Before Purchase.Thank You!
- 【Replace Vehicles Year】Can Fit Vehicles Included Year 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021,Please Check The Year/Make/Model Carefully
Bestseller No. 4
ZONFANT Locking Gas Cap W/2 Keys, Lock Fuel Cap Compatible With Chevy Honda Nissan Acura Mazda Cadillac GMC Vehicle 4Runner FJ Cruiser Silverado Camaro And More, Replace#10504 77300-47020
- 【Replacement Part Number】 - #10504, 31780, 77300-47020. Before Ordering, Please Confirm Compatibility And Wether Are Suitable For Your Vehicle!
- 【Compatible Vehicle】 - This locking gas cap compatible with 1999-2002, 2010-2019 4Runner | 1999-2004, 2007-2014, 2016 Avalon | 1999-2002, 2007-2016 Camry | 1999-2016 Corolla | 2007-2015 FJ Cruiser | 2001-2003, 2006-2016 Highlander | 2003-2013 Matrix | 1999-2016 RAV4 | 2001-2004, 2008-2016 Sequoia | 1999-2003, 2007-2016 Sienna | 1999-2004 Tacoma And More.
- 【Advantage】 - Our locking fuel tank cap has gasoline resistance, chemical resistance, low fuel permeability and high sealing. This makes the locked fuel tank cap have a long service life and can reduce replacement. Direct Installation and convenient replacement.
- 【High Performance】 - Professional, high quality locking gas cap with 2 keys that meets or exceeds all original equipment performance gas caps. Provides a tight seal to keep a vehicle's fuel tank closed, protecting vehicle occupants, saving fuel and reducing vapor emissions.
- 【Support】 - If you have any questions about our product, please contact us, we will help you as soon as possible!
Bestseller No. 5
Gates 31748 OE Equivalent Fuel Tank Cap
- genuine gates oe equivalent fuel cap
- Fit type: Vehicle Specific
- Fenderwell Fuel Caps are zinc-plated and dichromate dipped for superior corrosion resistance
- Model Number: 31748
Bestseller No. 6
Transfer Tank Vented Fuel Cap w/Threaded Neck,Diesel Tank Cap with 2 Inch Base,Fuel Venting Pressure Gas Fill Lid for Diesel Transfer/Auxiliary/Storage Truck Tool Box
- Fitment: Transfer tank vented cap replace for Dee Zee Fill-Rite transfer tank cap and fit for standard 2" NPT threaded tank bung base. Diesel tank cap works well for ground, farm, commercial and distillate tanks, such as transfer tank, fuel tank, gas tank, diesel tank, auxiliary fuel tank, mobile fuel tank and weather guard tank.
- Both Directions Vent: When loosing the diesel tank cap, the venting pressure tank cap vent pressure inside the fuel tank to outside and release dangerous vapor build up to prevent over-expansion of the diesel fuel tank. And vented fuel cap allow air into the diesel transfer tank to prevent vacuum forming and collapse the tank when you draw out fuel.
- Added Security for Diesel Tanks Fuel: Lockable diesel fuel tank cap fit for 1/4" - 5/16" diameter shackle padlock (not included), which secure your fuel tanks and prevent costly oil fuel from theft,tampering, siphoning and vandalism. Just put a padlock in lock hole that is right on one of the tabs on the base and the tabs will hold the lock.
- Prevent Leaking: Transfer tank fuel cap with spring loading and inside gasket is seal when tightly closing to prevent leaking and excess gas vapor venting even drive in road.
- Easy to Use: Align the vented gas cap with the notch, push down and clockwise twisting to tighten the diesel tank cap all the way. To remove transfer tank cap, counter-clockwise twist slowly to the notch to vent pressure. Push down and twist to lift pressure vent fuel cap and remove.
Bestseller No. 7
Zosgrew 1 PC Fuel Cap, Leakproof Tight Fit Gas Tank Cap, ABS Sfuel Cap Replacement OEM 17251-1VZ0D 17251-3JA0A, Compatible with Nissan Infiniti (Black)
- Compatibility Information: This gas cap is Nissan Infiniti. Replacement OE: 17251-1VZ0D, 17251-3JA0A. Please check your vehicle model before purchase to avoid incompatibility.
- Premium Material: It is made of high quality ABS material with smooth surface and lightweight hard texture. It has good sealing, anti-leakage, waterproof and impact resistance, high and low temperature resistance, not easy to aging and loose off, can be used for a long time.
- Leak-proof Design: This fuel tank cap effectively ensures the sealing of the fuel tank, preventing fuel leakage and external impurities from entering the fuel tank, avoiding leading to engine failure. It is also equipped with a hook structure, which can fix the fuel tank cap when refueling, preventing it from shaking or falling off, avoiding scratches on the body or contamination of the car paint.
- Easy to Use: It is very easy and fast to install. You just need to use a flat screwdriver to remove the old gas cap, then replace it with a new one, and finally check whether the car gas tank opens and closes smoothly and seals tightly.
- Package: You will get 1 x gas cap. It not only safeguards the fuel system, but also improves driving convenience in details and effectively reduces the risk of car breakdown.
Bestseller No. 8
Gas Cap,Fuel Cap For Mini Cooper& BMW X1 X2 X3 X4 X5 X6 128i 135i 228i 320i 323i 325i xi 328i 330i 335i 428i 525i 528i 530i 535i gt 645ci 650i 740i 745i 750i E39 E46 E60 E90 Z4 F01 F02 F07 M3 M4 M5 M6
- 【FUEL CAP / GAS CAP COMPATIBLE WITH】16117222391,31848, 10844, Fuel Tank Filler Cap Is 100% Rigorously Tested Before Shipping. Check The Part Number To Confirm The Compatibility Before Purchase. GAS CAP For Wide Range of BMW Series (Includ 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Years Series)
- 【FITS FOR BMW 128 ~ 440I/IS/XI Series】Gas Cap/ Fuel Cap For BMW 2008-2013 128I & 2008-2013 135I & 2013 135IS & 2014-2016 228I & 2017-2018 230I & 2001-2018 320I & 2000 323CI & 2000-2011 323I & 2001-2006 325CI & 2001-2006 325I & 2001-2006 325XI & 2000 328CI & 2000-2016 328I & 2007-2008 328XI & 2001-2006 330CI & 2001-2018 330I & 2001-2006 330XI & 2007-2016 335I & 2011-2013 335IS & 2007-2008 335XI & 2016-2018 340I & 2014-2016 428I & 2017-2018 430I & 2014-2016 435I & 2017-2018 440I
- 【FITS FOR BMW 525 ~ 760I/IS/XI Series】Gas Cap/ Fuel Cap For BMW 2001-2007 525I & 2006-2007 525XI & 1999-2016 528I & 2008 528XI & 2001-2018 530I & 2006-2007 530XI & 2008-2016 535I & 2010-2017 535I GT & 2008 535XI & 1999-2018 540I & 2004-2005 545I & 2006-2016 550I & 2010-2017 550I GT & 2012-2018 640I & 2004-2005 645CI & 2006-2018 650I & 2011-2018 740I & 2011-2015 740LI & 2002-2005 745I & 2002-2005 745LI & 2006-2018 750I & 2006-2015 750LI & 2004-2006 760I & 2003-2015 760LI
- 【FITS FOR BMW M/X/Z Series & MINI COOPER】2016-2018 BMW M2 & 2014-2016 BMW M235I & 2017-2018 BMW M240I & 2001-2018 BMW M3 & 2015-2018 BMW M4 & 2000-2018 BMW M5 & 2018 BMW M550I & 2006-2018 BMW M6 & 2017-2018 BMW M760I & 2018 BMW M760LI & 2012-2018 BMW X1 & 2018 BMW X2 & 2004-2017 BMW X3 & 2015-2018 BMW X4 & 2007-2018 BMW X5 & 2008-2018 BMW X6 & 2009-2016 BMW Z4 & 2002-2018 MINI COOPER & 2016-2018 MINI COOPER CLUBMAN & 2011-2018 MINI COOPER COUNTRYMAN & 2013-2016 MINI COOPER PACEMAN
- 【CUSTOMER SERVICE】If For Any Reason At All, You'Re Not 100% Satisfied With The Fuel Tank Filler Cap, Simply Return It.
Bestseller No. 9
Gas Cap, Fuel Cap For Kia soul,sedona,Forte,Sportage,Sorento,Spectra,Optima,Amanti,Cadenza,Rio & Hyundai Sonata,Elantra,Santa,Accent,Tucson,Azera,Entourage,Equus,Genesis,Genesis Coupe, Veloster
- 【FUEL CAP / GAS CAP TETHER COMPATIBLE WITH】31010-3L600U, 31010-3L600, Fuel Tank Filler Cap Is 100% Rigorously Tested Before Shipping. Check The Part Number To Confirm The Compatibility Before Purchase. GAS CAP For Kia & Hyundai Vehicles (Includ 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Years Series), Not All Of The Vehicles Are Listed, PLESE CHECK THE DROP DOWN BAR TO CHECK THE COMPATIBLE.
- 【COMPATIBLE WITH KIA】Gas Cap/ Fuel Cap Compatible with 2007-2009 Kia Amanti | 2009 Kia Borrego | 2014-2020 Kia Cadenza | 2010-2024 Kia Forte | 2010-2016 Kia Forte Koup | 2014-2018 Kia Forte5 | 2021-2025 Kia k5 | 2015-2020 Kia K900 | 2017-2022 Kia Niro | 2005-2020 Kia Optima | 2004-2006, 2012-2023 Kia Rio | 2006 Kia Rio5 | 2007-2010 Kia Rondo | 2005-2012, 2014-2021 Kia Sedona | 2021-2025 Kia Seltos | 2005-2009, 2011-2019 Kia Sorento | 2010-2025 Kia Soul | 2015-2019 Kia Soul EV | 2004-2009 Kia Spectra | 2005-2009 Kia Spectra5 | 2006-2022 Kia Sportage | 2018-2023 Kia Stinger | 2020-2022 Kia Telluride
- 【COMPATIBLE WITH HYUNDAI】Gas Cap Compatible with 2006-2022 Hyundai Accent | 2006-2017 Hyundai Azera | 2004-2020 Hyundai Elantra | 2013-2014 Hyundai Elantra Coupe | 2013-2020 Hyundai Elantra GT | 2007-2008 Hyundai Entourage | 2011-2016 Hyundai Equus | 2009-2016 Hyundai Genesis | 2010-2016 Hyundai Genesis Coupe | 2017-2022 Hyundai Ioniq | 2020-2025 Hyundai Palisade | 2005-2020 Hyundai Santa Fe | 2013-2018 Hyundai Santa Fe Sport | 2019 Hyundai Santa Fe XL | 2006-2023 Hyundai Sonata | 2005-2008 Hyundai Tiburon | 2005-2021 Hyundai Tucson | 2012-2017, 2019-2021 Hyundai Veloster | 2019-2022 Hyundai Veloster N | 2007-2012 Veracruz | 2020-2025 Venue
- 【EXCELLENT FUNCTION】High Quality Materials, Gas Cap, Fuel Cap Must Take 100% Inspected And Tested Multiple Times Before The Shipment, The Product Is Constructed Of Premium Material For Long Lasting Durability And Reliability. Direct Replacement, Easy Installation.
- 【REPLACE VEHICLES YEAR】Can Fit Vehicles Included Year 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020, Please Check The Year/Make/Model Carefully
Best Fuel Tank Caps Buying Guide
Before choosing the best fuel tank caps you should consider following options:
1. Fuel Tank Cap Types: Fuel tank caps are available in two types: rubber and plastic. The most common caps are made from plastic.
Plastic caps are more affordable, lighter and easier to maintain. Rubber caps, on the other hand, last longer and can resist damage from ultraviolet rays.
2. Size: Fuel tank caps come in standard sizes, which makes it easy to find replacements. Note the tank cap size before buying new caps.
3. Durability: Fuel tank caps are exposed to harsh conditions, so you need to get something that can withstand abuse.
Look for caps made from durable materials, such as stainless steel. Caps with rubber gaskets are also a good choice because they won’t break down as quickly as plastic ones.
4. Ease of Use: Tank caps are required to contain fuel, so they have to be easy to open and close.
Consider fuel tank caps that have easy-to-use locking mechanisms. Caps with rubber gaskets are also easier to close because they create a tight seal.
5. Cost: Fuel tank caps are available in different price ranges, so you can get something that suits your budget.
What else you should know about fuel tank caps
1. What is the purpose of a fuel tank cap?
The purpose of a fuel tank cap is to seal the opening of the fuel tank. This helps to prevent fuel leakage and evaporation, and keeps dirt and water out of the tank.
2. How does a fuel tank cap work?
A fuel tank cap works by sealing the fuel tank and preventing fuel vapors from escaping.
3. What are the benefits of using a fuel tank cap?
There are several benefits to using a fuel tank cap:
1. It helps to prevent fuel evaporation, which can lead to loss of fuel and decreased gas mileage.
2. It helps keep water and other contaminants out of the fuel tank, which can clog fuel filters and lead to engine problems.
3. It helps prevent fuel leaks, which can be dangerous and costly.
4. What are the drawbacks of using a fuel tank cap?
Some drawbacks of using a fuel tank cap include the potential for the cap to leak, the cap not sealing properly, and the cap not fitting snugly on the fuel tank.
5. What are the different types of fuel tank caps available?
Some common types of fuel tank caps are vented, non-vented, locking, and threaded.
Conclusion
On the market, there are numerous best fuel tank caps. Hopefully, the list of the top ten best fuel tank caps will save you time researching and deciding on the best one for you.