Stanadyne
Stanadyne | Performance Formula - Diesel Fuel Additive | 64 Ounce Bottle | 38566

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- SKU:
- CL38566
- MPN:
- 38566
- Weight:
- 4.00 LBS
Bulk discount rates
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Description
Stanadyne 38566 | Performance Formula Diesel Fuel Additive – 64 oz Bottle
Protect and optimize your diesel engine with the Stanadyne Performance Formula 38566, a premium, all-season fuel additive trusted by OEMs and professionals alike. This 64 oz bottle treats up to 250 gallons of diesel fuel, delivering superior protection against fuel system wear, injector deposits, and poor fuel quality.
Key Benefits:
- Improves fuel economy and restores engine performance
- Cleans and protects injectors to reduce maintenance costs
- Boosts cetane for smoother starts and better combustion
- Prevents gelling and improves cold weather operability
- Lubricates fuel system components to extend lifespan
OEM Approved By: GM, Ford, John Deere, Navistar, and meets Cummins L10 Superior Test for cleanliness
Versatile Use Cases:
- On-road diesel trucks
- Off-road equipment
- Marine diesel engines
- Agricultural machinery
1 Review
-
Stanadyne performance formula
We use Stanadyne in all our newer farm tractors and combines with repair bills so high it seems to help keep fuel system working great. Have not had injector issues since using.

Using and/or handling these products may expose you to chemicals that include toluene and/or benzene, which are known by the State of California to cause cancer, birth defects and/or other reproductive harm. Learn More at p65warnings.ca.gov
VERIFY FITMENT
Applications are provided as reference only. Please verify fitment by cross-referencing your original part number with the numbers provided on this page.
RETURNING USED CORES
Most remanufactured parts require a core charge. If you purchase an item from Cardinal Parts that requires a core charge, you will be eligible for core credit upon returning your old core unit within 30 days. Return the core in the box you received your new/reman product in. If the box is damaged, contact us at Support@CardinalParts.com.
Please Note:
-Drain fluids from the core, place it in a plastic bag to prevent leakage, and pack it in the box.
-Incomplete, burnt, tampered, damaged, or disassembled cores will not be accepted.
-Customers are responsible for return shipping costs. For questions, contact us at 888-314-7222.