GCL Fuel Systems

Additives / OEM Approvals

OEM Approvals

Vehicle and Engine Manufacturer Approvals for Stanadyne Diesel Fuel Additives

Stanadyne Diesel Fuel Additives have been tested and approved by several engine and vehicle/equipment OEMs since 1993. The most recent is Ford’s recommendation for Performance Formula for use in the 1999 Powerstroke Diesel (Ford “Oasis” message 12370).

This page lists some of these major manufacturers, and the specific Stanadyne Additive that they have approved, together with the Service/Technical bulletin that references the approval.

OEM	Approval Reference	Stanadyne Additive

Ford	94-5-11; ‘M’ letter 98-M-10; “Oasis” Special Service Msg. 12370.	Performance Formula Performance Formula Performance Formula

GM	376302	Performance Formula

Navistar	011223300, Dec. 1993.	Performance Formula

Deere	93-4-45-6; DTAC # K1034; Service letter 275	Performance Formula

Caterpillar	“Component Code 1250”, Feb. 1994.	Performance Formula

VW	Service bulletin recommendation. VW p/n ZVW 340 001 is SAC 32938	Lubricity Formula

AM General	“Adventures” Magazine. Fall ‘97.	Performance Formula

Volvo Penta	Canadian Dealer Letter	Performance Formula

Stanadyne is the ONLY independent diesel fuel additive brand that is:

Approved by engine and vehicle original equipment manufacturers.
The brand recommended most by Fuel Injection Service Dealers.

As well, Stanadyne additives are shown by independent testing to perform best in the three most important performance criteria of:

cold weather protection to stop gelling and filter plugging.
increased lubricity to protect parts & reduce wear.
cetane improvement for easier starting, less smoke, & more power.