Men's Clothing

The Best Automotive Replacement Caps

1 min read WeKompare Editorial Team Products verified: July 9, 2026 10 products compared

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When your vehicle's fluids need topping up or maintenance, having the correct replacement caps is essential for preventing leaks and contamination. These small but vital components ensure the integrity of your engine and its systems. Choosing the right ones means peace of mind and a healthier car.

No. 1
Gas Cap, Fuel Cap For Honda Civic Accord Pilot CRV CR-V Odyssey Crosstour Fit Insight HRV HR-V, Includ...
Gas Cap, Fuel Cap For Honda Civic Accord Pilot CRV CR-V Odyssey Crosstour Fit Insight HRV HR-V, Includ...
  • 【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...
  • 【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...
$9.87
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No. 2
Gas Cap, Fuel Cap For Kia soul,sedona,Forte,Sportage,Sorento,Spectra,Optima,Amanti,Cadenza,Rio & Hyundai...
Gas Cap, Fuel Cap For Kia soul,sedona,Forte,Sportage,Sorento,Spectra,Optima,Amanti,Cadenza,Rio & Hyundai...
  • 【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...
  • 【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...
  • 【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...
  • 【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...
  • 【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
$7.98
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SaleNo. 3
Gas Cap,Fuel Cap For 2000-2019 Dodge Ram 1500 2500 3500 Charger Challenger Durango Journey Nitro Grand Caravan...
Gas Cap,Fuel Cap For 2000-2019 Dodge Ram 1500 2500 3500 Charger Challenger Durango Journey Nitro Grand Caravan...
  • 【FUEL CAP / GAS CAP COMPATIBLE WITH】52030377AB, 5278632AG, 52030377AA, Fuel Tank Filler Cap Is 100% Rigorously Tested Before Shipping. Gas Cap Compatible With Ram,Dodge,Chrysler,JEEP And More vehicles, Not All Of The Vehicles Are Listed, PLESE CHECK...
  • 【COMPATIBLE WITH RAM & CHRYSLER】Gas Cap Compatible With 2000-2020 Ram 1500 2500 3500 | 2014-2020 Ram 4500 5500 | 2014-2021 Promaster 1500 2500 3500 | 2016-2020 Promaster City | 2011-2012 Ram Dakota | 2012,2015 Ram C/V, Compatible With...
  • 【COMPATIBLE WITH DODGE】Fuel Cap Compatible With 2008-2014 Avenger | 2008-2012 Caliber | 2008-2013 Challenger | 2006-2010 Charger | 2000-2010 Dakota | 2013-2016 Dart | 2011-2018 Durango | 2000-2004 Intrepid | 2009-2020 Journey | 2005-2008 Magnum...
  • 【COMPATIBLE WITH JEEP】Compatible With 2003-2020 JEEP Wrangler JK, 2003-2006 Wrangler TJ, 2002-2012 Liberty, 2008-2018 Compass, 2001-2019 Grand Cherokee, 2006-2010 Commander, 2000-2017 Cherokee, 2008-2017 Patriot, Gas Cap Compatible With...
  • 【EXCELLENT FUNCTION】Gas Cap Must Take Inspected And Tested Multiple Times Before The Shipment, Fuel Tank Filler Cap Is Constructed Of Premium Material For Long Lasting Durability And Reliability. Direct Replacement, Easy Installation.
−14% $6.80
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No. 4
Genuine Honda 17670-T3W-A01 Fuel Filler Cap
Genuine Honda 17670-T3W-A01 Fuel Filler Cap
  • genuine oem factory part
  • exact fit
  • durable
  • best in quality
  • this is not an aftermarket part
  • OEM
$45.88
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No. 5
GM Genuine Parts GT261 (19207873) Fuel Tank Filler Cap
GM Genuine Parts GT261 (19207873) Fuel Tank Filler Cap
  • Helps provide a tight seal to keep your vehicle's fuel tank from releasing fumes
  • Helps prevent elements from entering the fuel tank
  • GM-recommended replacement part for your GM vehicle's original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
  • Meticulously tested to be free of manufacturing defects in materials and craftsmanship
$25.95 Amazon Prime
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SaleNo. 6
Gas Cap, Fuel Cap For BMW Mini Cooper, 3 4 5 6 7 Series X1 X2 X3 X4 X5 X6 M3 M4 M5 M6 Z4 128i 135i 228i 320i...
Gas Cap, Fuel Cap For BMW Mini Cooper, 3 4 5 6 7 Series X1 X2 X3 X4 X5 X6 M3 M4 M5 M6 Z4 128i 135i 228i 320i...
  • 【Gas Cap Fuel Cap Replacement】16117222391, 10844, 31848, Check The Part Number Before Your Order, It saves you the time of buying back and forth, and also helps you save money.
  • 【High Quality】Made of high quality material, the fuel tank cap must be 100% inspected and tested many times before out of factory, durable and reliable. Direct replacement, easy to install.
  • 【COMPATIBLE WITH BWM128I-430I】Gas Cap Compatible With BWM, 128I 2008-2013, 135I 2008-2013, 228I 2014-2015, 230I 2017-2018, 320I 2013-2015, 323I 1999-2000, 325CI 2001-2006, 325I 2001-2006, 325XI 2001-2006, 328I 1999-2015, 328XI 2007-2008, 330CI...
  • 【COMPATIBLE WITH BWM525I-760I】Gas Cap Compatible With BWM, 525I 2001-2007, 525XI 2006-2007, 528I 1999-2014, 530I 2001-2018, 530XI 2006-2007, 535I 2008-2014, 535I GT 2010-2013, 540I 1999-2018, 545I 2004-2005, 550I 2006-2014, 550I GT 2010-2013, 640I...
  • 【COMPATIBLE WITH BWM X Z Activehybrid Alpina】Gas Cap Compatible With BWM, Activehybrid 3 2013-2014, Activehybrid 5 2012-2014, Activehybrid 7 2013-2014, Alpina B7 2011-2014, Alpina B7L 2011-2013, M3 2001-2013, M4 2017-2018, M5 2001-2014, M...
  • 【COMPATIBLE WITH Mini Cooper】Gas Cap Compatible With Mini Cooper, Fit for Mini Cooper, Mini Cooper 2002-2018, Mini Cooper Clubman 2016-2018, Mini Cooper Countryman 2011-2018, Mini Cooper Paceman 2013-2014.
  • REPLACEMENT or REFUND when gas cap fails, cracks, stops working or any other problems. 12 months Worry-Free & 12-Hour response friendly customer service.
−30% $6.99
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No. 7
Gas Cap, Fuel Cap for 2012-2020 Nissan Infiniti Altima Frontier Murano Pathfinder Versa Note Infiniti QX...
Gas Cap, Fuel Cap for 2012-2020 Nissan Infiniti Altima Frontier Murano Pathfinder Versa Note Infiniti QX...
  • 【Gas Cap Fuel Cap Replacement】17251-3JA0A, 17251-9BD0E, 17251-1VZ0D, Check The Part Number Before Your Order, It saves you the time of buying back and forth, and also helps you save money.
  • 【High Quality】Made of high quality material, the fuel tank cap must be 100% inspected and tested many times before out of factory, durable and reliable. Direct replacement, easy to install.
  • 【COMPATIBLE WITH Nissan】Gas Cap Compatible With Nissan, 2013-2018 Altima 2.5L 3.5L, 2012-2019 Frontier 2.5L 4.0L, 2015-2020 Murano 2.5L 3.5L, 2013-2019 Pathfinder 2.5L 3.5L, 2012-2019 Versa 1.6L, 2014-2019 Versa Note 1.6L.
  • 【COMPATIBLE WITH Infiniti】Gas Cap Compatible With Infiniti, 2013 JX35 3.5L, 2014-2020 QX60 2.5L 3.5L.
  • REPLACEMENT or REFUND when gas cap fails, cracks, stops working or any other problems. 12 months Worry-Free & 12-Hour response friendly customer service.
$9.99
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No. 8
Gas Cap Fuel Cap For Audi Volkswagen, 2009-2016 A4, 2010-2014 A5,2009-2016 A4/A5 Quattro, 2009-2017 Q...
Gas Cap Fuel Cap For Audi Volkswagen, 2009-2016 A4, 2010-2014 A5,2009-2016 A4/A5 Quattro, 2009-2017 Q...
  • 【Gas Cap Fuel Cap Replacement】5C0-201-550-T, 5Q0-201-550 L, 3C0201550N, 3C8-201-550-E 8K0201550C, 8K0201550F, 8T0201550B, 8K0201550N, Check The Part Number Before Your Order, It saves you the time of buying back and forth, and also helps you save...
  • 【Anleecap High Quality】Made of high quality material, the fuel tank cap must be 100% inspected and tested many times before out of factory, durable and reliable. Direct replacement, easy to install.
  • 【Super-fit For Volkswagen】Anleecap Gas Cap Super-fit for Volkswagen, 2011-2020 VW Jetta, 2015-2020 VW GTI, 2015-2020 VW Golf, 2017-2019 VW Golf Alltrack, 2015-2019 VW Golf R, Golf SportWagen, 2018-2020 VW Tiguan.
  • 【Super-fit For Audi】Anleecap Gas Cap Super-fit for Audi, 2009-2016 A4, 2009-2016 A4 Quattro, 2010-2014 A5, 2008-2017 A5 Quattro, 2011-2018 A8 Quattro, 2009-2017 Q5, 2013-2015 RS5, 2010-2016 S4, 2008-2017 S5, 2013-2018 S8, 2014-2017 SQ...
  • REPLACEMENT or REFUND when gas cap fails, cracks, stops working or any other problems. 12 months Worry-Free & 12-Hour response friendly customer service.
$9.99
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No. 9
Gas Cap, Fuel Cap for 2004-2020 Kia Soul, Optima, Sorento, Spectra, Forte, Sportage, Sedona, Rio...
Gas Cap, Fuel Cap for 2004-2020 Kia Soul, Optima, Sorento, Spectra, Forte, Sportage, Sedona, Rio...
  • 【Gas Cap Fuel Cap Replacement】31010-3L600U, 31010-3L600, Check The Part Number Before Your Order, It saves you the time of buying back and forth, and also helps you save money.
  • 【High Quality】Made of high quality material, the fuel tank cap must be 100% inspected and tested many times before out of factory, durable and reliable. Direct replacement, easy to install.
  • 【COMPATIBLE WITH Hyundai】Gas Cap Compatible With Hyundai, 2006-2020 Hyundai Accent, 2006-2017 Hyundai Azera, 2006-2020 Hyundai Elantra, 2013-2014 Hyundai Elantra Coupe, 2013-2020 Hyundai Elantra GT, 2007-2010 Hyundai Entourage, 2011-2016 Hyundai...
  • 【COMPATIBLE WITH Hyundai】Gas Cap Compatible With Hyundai, 2014-2016 Hyundai Genesis, 2010-2016 Hyundai Genesis Coupe, 2017-2020 Hyundai Ioniq, 2018-2020 Hyundai Kona, 2019-2020 Hyundai Kona Electric, 2007-2020 Hyundai Santa Fe, 2013-2018 Hyundai Santa...
  • 【COMPATIBLE WITH Kia】Gas Cap Compatible With Kia, 2007-2009 Kia Amanti, 2009-2011 Kia Borrego, 2014-2019 Kia Cadenza, 2010-2020 Kia Forte, 2010-2017 Kia Forte Koup, 2013-2018 Kia Forte5, 2015-2017 2019-2020 Kia K900, 2017-2020 Kia Niro, 2005-2020 Kia...
  • REPLACEMENT or REFUND when gas cap fails, cracks, stops working or any other problems. 12 months Worry-Free & 12-Hour response friendly customer service.
$9.78
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No. 10
GM Genuine Parts GT330 (20915842) Fuel Tank Filler Cap
GM Genuine Parts GT330 (20915842) Fuel Tank Filler Cap
  • Provides a tight seal to keep your vehicle's fuel tank closed
  • A sealed fuel tank reduces vapor emissions which helps the environment
  • Prevents lost fuel in order to help reduce your trips to the gas station
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to meet or exceed strict quality requirements
$29.78 Amazon Prime
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Last update on 2026-07-09 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Automotive Replacement Caps

Comparison Tips for Replacement Caps

To make an informed decision when purchasing replacement caps:
  • Consult Your Owner's Manual: This is the most reliable source for identifying the correct specifications, including pressure ratings and part numbers, for your vehicle.
  • Match OEM Part Numbers: If possible, find the original equipment manufacturer (OEM) part number of your current cap and search for an exact or equivalent replacement.
  • Check Vehicle Compatibility Lists: Reputable retailers and manufacturers provide compatibility guides that allow you to filter by your vehicle's make, model, and year.
  • Read Product Reviews: User reviews can offer insights into the durability, fit, and performance of a particular cap in real-world conditions.

Frequently Asked Questions

How do I know if I need a new radiator cap?
Signs you might need a new radiator cap include coolant leaks around the cap, visible damage to the seal, or if your engine is consistently overheating despite having sufficient coolant. A faulty cap can't maintain the necessary pressure in the cooling system.
What happens if I use the wrong pressure rated cap?
Using a cap with a lower pressure rating than recommended can cause your cooling system to boil over prematurely, leading to overheating. A cap with too high a rating could potentially over-pressurize the system, risking damage to hoses or the radiator.
Are all coolant reservoir caps the same?
No, coolant reservoir caps can vary. While some may look similar, they can have different sealing mechanisms and pressure tolerances. Always verify compatibility with your specific vehicle model.
Can I use a generic cap for my vehicle?
While generic caps might fit physically, they may not meet the specific pressure requirements or material standards for your vehicle's cooling system. It's always best to use a cap designed for your make and model for optimal performance and safety.
How often should I replace my automotive caps?
There isn't a fixed replacement interval for most automotive caps. However, they should be inspected regularly during maintenance and replaced if they show signs of wear, cracking, or damage to the seal. A visual inspection can often indicate if a replacement is needed.
What is the difference between a radiator cap and a coolant reservoir cap?
A radiator cap is designed to seal the radiator itself and maintain a specific pressure within the cooling system to raise the coolant's boiling point. A coolant reservoir cap seals the overflow tank, which holds excess coolant and allows it to expand and contract.