

Select your vehicle to check fitment.
Tester Adapter
Fits Chevrolet, Pontiac — 4 vehicle applications
Contact us at 1-866-461-2787 for pricing
Contact us at 1-866-461-2787 for pricing
Call for PriceCustomer reviews
- Verified
“I've been ordering from Autrex for over 2 years now. Their fitment tool is incredibly accurate, and I've never received a wrong part. The prices are competitive and shipping is always fast. Highly recommend!”
— Michael T., Toronto, ON
- Verified
“Had an issue with a brake caliper that turned out to be defective. Their warranty team handled the replacement quickly and professionally. New part arrived in 3 days. This is how customer service should be!”
— Sarah L., Vancouver, BC
BFNG 12421S Vehicle Fitment
Fits 4 vehiclesThis Tester Adapter fits Chevrolet Camaro, Pontiac Firebird vehicles.
1998 Chevrolet Camaro
BFNG 12421S Specifications
- Prop 65
- ADVERTENCIA: Riesgo de cáncer y daños reproductivos - www.p65warnings.ca.gov
- End 2 Outside Diameter
- 1.58 in
- Hose Included
- No
- End 1 Inside Diameter
- 1.58 in
- Fittings Included
- No
- Prop 65
- WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
BFNG 12421S Interchange Numbers
This part replaces and is compatible with the following part numbers
Interchange Numbers
BFNG 12421S Product Description
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.
Key Features
- Adapters meet EPA standards for recommended fleet coverage.
- Adapter check's a fuel cap's ability to hold pressure.
- BAR Certified adapters
- Check adapter application chart for specific makes and models
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.
About BFNG
Shop BFNG Fuel Cap Tester Adapter at Autrex with vehicle fitment details, current pricing, and checkout options for the BFNG 12421S. Eligible orders over $99 may qualify for free shipping, with some exceptions.
Frequently Asked Questions — BFNG 12421S
What vehicles does the BFNG 12421S fit?
The BFNG 12421S fits 2 vehicle applications including 1998 Chevrolet Camaro, 1998 Pontiac Firebird. Check the full fitment list above to confirm your vehicle.
What parts does the BFNG 12421S replace?
The BFNG 12421S is a direct replacement for 12421S, 12421S, 12421, 12421, 12421S and 1 other part numbers. See the full interchange list for all compatible replacements.
What are the shipping options for the BFNG 12421S?
Shipping options for the BFNG 12421S are shown during checkout and may vary by item, address, and availability. Eligible orders over $99 may qualify for free shipping, with some exceptions. Call 1-866-461-2787 if you need help confirming shipping or pickup before ordering.
What is the price of the BFNG 12421S?
For current pricing on the BFNG 12421S, please call us at 1-866-461-2787. Availability and final order details are confirmed before checkout is completed.
Is the Tester Adapter a direct fit replacement?
Yes, the Tester Adapter by BFNG is designed as a direct fit replacement. Use our vehicle selector to confirm compatibility with your specific vehicle.
What warranty does the Tester Adapter come with?
The Tester Adapter comes with the standard BFNG manufacturer warranty. Please check the product specifications for exact warranty terms.

