

Thermostat Kit
Fits Buick, Cadillac, Chevrolet & more — 619 vehicle applications
Contact us at 1-866-461-2787 for pricing
Contact us at 1-866-461-2787 for pricing
Call for PriceSelect your vehicle to check fitment.
BFNG 4841KT Vehicle Fitment
Fits 619 vehiclesThis Thermostat Kit fits Buick, Cadillac, Chevrolet, Oldsmobile and 3 more makes vehicles.
1980-1983 Oldsmobile Cutlass Cruiser
1978-1984 Oldsmobile Cutlass Calais
1976 Oldsmobile Cutlass Tiara
1975-1987 Oldsmobile Cutlass Salon
1975-1985 Oldsmobile Toronado
1975 Oldsmobile Vista Cruiser
1971-1990 Oldsmobile Custom Cruiser
1971-1988 Oldsmobile Cutlass Supreme
1968-1984 Oldsmobile 98
1967-1968 Oldsmobile Delmont 88
1966-1985 Oldsmobile Delta 88
1966-1971 Oldsmobile 442
1965-1981 Oldsmobile Cutlass
BFNG 4841KT Specifications
- Prop 65
- WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
- Terminal Type
- N/A
- Prop 65
- ADVERTENCIA: Riesgo de cáncer y daños reproductivos - www.p65warnings.ca.gov
- Material
- Copper, Paper, Stainless Steel, Steel
- Material
- Acero, Acero inoxidable, Cobre, Papel
- Includes Sensor
- No
BFNG 4841KT Interchange Numbers
This part replaces and is compatible with the following part numbers
Interchange Numbers
BFNG 4841KT Product Description
Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable
Key Features
- Consistent and precise response to cooling system needs
- Meets or exceeds OEM standards
- 100% tested and calibrated
- Original equipment design for worry-free direct fit replacement
- High grade stainless steel and copper construction
Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable
About BFNG
Shop BFNG Engine Coolant Thermostat Housing Assembly at Autrex with vehicle fitment details, current pricing, and checkout options for the BFNG 4841KT. Eligible orders over $99 may qualify for free shipping, with some exceptions.
Ratings & Reviews
Based on 47 reviews
- 538
- 46
- 31
- 21
- 11
- Direct fit, no surprisesMarc D.Verified BuyerMay 28, 2026
Lined up perfectly with the original. Install took about an hour with the right press. Solid feel back in the steering, no more clunk over bumps.
Installed on 2016 Ram 1500
- Shipped fast across CanadaJen P.Verified BuyerMay 14, 2026
Ordered on a Monday, had it by Wednesday in Calgary. Greasable fitting is a nice touch. Quality looks on par with OEM.
Installed on 2014 Chevrolet Silverado 1500
- Good part, double-check your sideSteve R.Verified BuyerApr 30, 2026
Works great so far. Just confirm fitment for your exact trim before ordering — the fitment list on the page was accurate for mine.
Installed on 2017 Ford F-150
- Quiet againAmrit S.Verified BuyerApr 19, 2026
Replaced both sides at the same time. The knocking noise is completely gone. Boot quality feels durable.
Installed on 2015 GMC Sierra 1500
- Would buy againDaniel L.Mar 22, 2026
Second one I've bought from Autrex. Packaging was secure and the part matched the photos exactly.
Installed on 2013 Dodge Durango
Frequently Asked Questions — BFNG 4841KT
What vehicles does the BFNG 4841KT fit?
The BFNG 4841KT fits 46 vehicle applications including 1977-1990 Buick LeSabre, 1990 Cadillac Brougham, 1981-1990 Chevrolet Caprice, 1971-1990 Oldsmobile Custom Cruiser, 1977-1989 Buick Electra and 41 more. Check the full fitment list above to confirm your vehicle.
What parts does the BFNG 4841KT replace?
The BFNG 4841KT is a direct replacement for 4841KT, 4841KT, 4841KT, 4841KT, 94841KT and 4 other part numbers. See the full interchange list for all compatible replacements.
What are the shipping options for the BFNG 4841KT?
Shipping options for the BFNG 4841KT 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 4841KT?
For current pricing on the BFNG 4841KT, please call us at 1-866-461-2787. Availability and final order details are confirmed before checkout is completed.
Is the Thermostat Kit a direct fit replacement?
Yes, the Thermostat Kit by BFNG is designed as a direct fit replacement. Use our vehicle selector to confirm compatibility with your specific vehicle.
What warranty does the Thermostat Kit come with?
The Thermostat Kit comes with the standard BFNG manufacturer warranty. Please check the product specifications for exact warranty terms.


