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Fuel Cap Tester Adapters

It’s easy to test your fuel caps for leaks with an OE-grade fuel cap tester adapter. Good thing CarParts.com has high-quality fuel cap tester adapters. Our products are competitively priced and have gone through strict tests, so you can be sure of their quality and value. Find the item you’re looking for with just a few clicks on our user-friendly website. What are you waiting for? Shop for fuel cap tester adapters now!
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12410S Fuel Cap Tester Adapter
Part Number: MRD12410S
Vehicle Info Required to Guarantee Fit
$10.49
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12406S Fuel Cap Tester Adapter
Part Number: MRD12406S
Vehicle Info Required to Guarantee Fit
$14.49
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12405S Fuel Cap Tester Adapter
Part Number: MRD12405S
Vehicle Info Required to Guarantee Fit
$16.49
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12403S Fuel Cap Tester Adapter
Part Number: MRD12403S
Vehicle Info Required to Guarantee Fit
$11.99
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12424S Fuel Cap Tester Adapter
Part Number: MRD12424S
Vehicle Info Required to Guarantee Fit
$15.49
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12404S Fuel Cap Tester Adapter
Part Number: MRD12404S
Vehicle Info Required to Guarantee Fit
$13.49
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12426S Fuel Cap Tester Adapter
Part Number: MRD12426S
Vehicle Info Required to Guarantee Fit
$14.99
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12407S Fuel Cap Tester Adapter
Part Number: MRD12407S
Vehicle Info Required to Guarantee Fit
$21.99
Vehicle Fitment
  • 1984 - 1987 Honda Civic Base 4 Cyl 1.3L
  • 1990 - 1991 Honda Prelude Si 4 Cyl 2.1L
  • 1981 - 1991 Honda Civic Base 4 Cyl 1.5L
  • 1985 - 1987 Honda Civic CRX Si 4 Cyl 1.5L
  • 1980 - 1983 Honda Civic 1300 4 Cyl 1.3L
  • 1984 - 1991 Honda Civic DX 4 Cyl 1.5L
  • 1988 - 1991 Honda Civic RT 4WD 4 Cyl 1.6L
  • 1985 - 1987 Honda Civic CRX 4 Cyl 1.5L
  • 1990 - 1991 Honda Prelude Si ALB 4 Cyl 2.1L
  • 1983 - 1985 Honda Civic 1500 S 4 Cyl 1.5L
  • 1987 Honda Civic 1500 S 4 Cyl 1.5L
  • 1985 - 1991 Honda Prelude 2.0 Si 4 Cyl 2.0L
  • 1978 Honda Accord LX 4 Cyl 1.6L
  • 1988 - 1991 Honda CRX HF 4 Cyl 1.5L
  • 1986 - 1989 Honda Accord LX 4 Cyl 2.0L
  • 1982 - 1983 Honda Civic Wagovan 4 Cyl 1.5L
  • 1988 - 1989 Honda Civic Wagovan 4 Cyl 1.5L
  • 1979 - 1985 Honda Accord LX 4 Cyl 1.8L
  • 1991 Honda Prelude SE 4 Cyl 2.0L
  • 1984 - 1987 Honda Civic DX 4 Cyl 1.3L
  • 1979 - 1987 Honda Prelude Base 4 Cyl 1.8L
  • 1988 - 1990 Honda Prelude 2.0 S 4 Cyl 2.0L
  • 1987 - 1989 Honda Accord EXI 4 Cyl 2.0L
  • 1988 - 1989 Honda Prelude 2.0 Si 4WS 4 Cyl 2.0L
  • 1979 - 1985 Honda Accord Base 4 Cyl 1.8L
  • 1989 Honda Accord SEi 4 Cyl 2.0L
  • 1980 - 1983 Honda Civic 1500 DX 4 Cyl 1.5L
  • 1988 - 1991 Honda Civic LX 4 Cyl 1.5L
  • 1989 - 1991 Honda Civic CX 4 Cyl 1.5L
  • 1989 - 1991 Honda Civic Si 4 Cyl 1.6L
  • 1985 Honda Accord SEi 4 Cyl 1.8L
  • 1989 - 1991 Honda CRX Base 4 Cyl 1.5L
  • 1980 - 1982 Honda Civic 1500 GL 4 Cyl 1.5L
  • 1990 - 1991 Honda Civic EX 4 Cyl 1.6L
  • 1981 - 1981 Honda Accord SE 4 Cyl 1.8L
  • 1983 Honda Accord SE 4 Cyl 1.8L
  • 1988 - 1989 Honda Accord S 4 Cyl 2.0L
  • 1986 - 1989 Honda Accord LXi 4 Cyl 2.0L
  • 1986 - 1987 Honda Civic Si 4 Cyl 1.5L
  • 1986 - 1989 Honda Accord DX 4 Cyl 2.0L
  • 1980 Honda Civic 1500 4 Cyl 1.5L
  • 1984 Honda Civic CRX 4 Cyl 1.3L
  • 1980 - 1981 Honda Civic 1300 DX 4 Cyl 1.3L
  • 1978 - 1978 Honda Accord Base 4 Cyl 1.6L
  • 1985 Honda Accord Base 4 Cyl 1.6L
  • 1985 - 1987 Honda Civic CRX HF 4 Cyl 1.5L
  • 1990 - 1991 Honda Prelude Si 4WS 4 Cyl 2.1L
  • 1987 Honda Accord Base 4 Cyl 2.0L
  • 1988 - 1991 Honda CRX Si 4 Cyl 1.6L
  • 1984 Honda Civic CRX 1.5 4 Cyl 1.5L
  • 1985 Honda Accord S 4 Cyl 1.8L
  • 1988 Honda CRX DX 4 Cyl 1.5L
  • 1984 - 1984 Honda Wagovan DX 4 Cyl 1.5L
  • 1986 - 1987 Honda Wagovan DX 4 Cyl 1.5L
  • 1982 - 1983 Honda Civic 1300 FE 4 Cyl 1.3L
  • 1978 - 1979 Honda Civic 1200 4 Cyl 1.2L
  • 1990 Honda Prelude SR 4 Cyl 2.0L
  • 1988 Honda Civic SE 4 Cyl 1.5L
Product Details
Notes : Screw-On Attachment TypeWarranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12421S Fuel Cap Tester Adapter
Part Number: MRD12421S
Vehicle Info Required to Guarantee Fit
$18.49
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12423S Fuel Cap Tester Adapter
Part Number: MRD12423S
Vehicle Info Required to Guarantee Fit
$23.99
Product Details
Notes : Screw-On Attachment TypeWarranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12427S Fuel Cap Tester Adapter
Part Number: MRD12427S
Vehicle Info Required to Guarantee Fit
$17.99
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

31461 Fuel Cap Tester Adapter
Part Number: GAT31461
Vehicle Info Required to Guarantee Fit
$35.99
Product Details
Warranty : 24-month or 24,000-mile limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

31463 Fuel Cap Tester Adapter
Part Number: GAT31463
Vehicle Info Required to Guarantee Fit
$38.49
Product Details
Warranty : 24-month or 24,000-mile limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

31456 Fuel Cap Tester Adapter
Part Number: GAT31456
Vehicle Info Required to Guarantee Fit
$23.49
Product Details
Warranty : 24-month or 24,000-mile limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

12404 Fuel Cap Tester Adapter
Part Number: ST12404
Vehicle Info Required to Guarantee Fit
$24.99
Product Details
Notes : 1.38 in. Neck Diameter; Deep Cam Type; Yellow ColorWarranty : 90-day Stant limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

Page 1 of 2 | Showing 1 - 15 of 20 results

Popular Products

12410S Fuel Cap Tester Adapter
Part No: MRD12410S
( Review)
$10.49
31461 Fuel Cap Tester Adapter
Part No: GAT31461
( Review)
$35.99
12404 Fuel Cap Tester Adapter
Part No: ST12404
( Review)
$24.99

Shopping for Fuel Cap Tester Adapter

Fuel Cap Tester Adapter Shopping Info

What Is a Fuel Cap Tester Adapter?

A fuel cap tester adapter, otherwise known as a gas cap tester, is a device used to check a vehicle’s fuel cap for leaks.

How Much Does a Fuel Cap Tester Adapter Cost?

A fuel cap tester adapter can cost anywhere between $25 and $40.

Shop for an Aftermarket Fuel Cap Tester Adapter on CarParts.com

Here at CarParts.com, we make it easy to find the parts you need. With our innovative search technology, you can find the right products for your ride in just a few clicks. All you have to do is enter your vehicle’s year, make, and model into our vehicle selector to narrow down the results to compatible products for your ride.

Here at CarParts.com, we want drivers like you to get back on the road without breaking the bank, which is why we provide inexpensive solutions for your repairs. All our products come with a low-price guarantee to help you get the best value for your money.

Our wide selection of fuel cap tester adapters are designed to fit various makes and models. Shop from the comfort of your own home, and check out securely in a matter of minutes.

Got a few questions about our products? Our 24/7 customer service team is always ready to give a helping hand. Order now and we’ll deliver the part you need straight to your doorstep in as fast as two business days!