These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.
Peak · Cooling System
358
In stock · ships from Knoxville
Peak Final Charge 50/50 is a pre-diluted, ready-to-use extended life antifreeze and coolant for heavy-duty diesel, gasoline, and natural gas engines.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 1 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Other applications
Other applications
The manufacturer states this product is suitable for a broad range of on-road and off-road heavy-duty applications. It is a universal coolant for engines requiring an OAT-based, nitrite-free formula. No specific vehicle make or model exclusions were found at the SKU level, but always consult the operator's manual.
Part data verified against 2 catalog sources
Different year, make, or config? Get a confirmation against your truck in under a minute.
It uses Organic Acid Technology (OAT) to provide long-term protection against corrosion, cavitation, and liner pitting without the need for Supplemental Coolant Additives (SCAs). This coolant is designed to last up to 1,000,000 miles of on-road use or 8 years/20,000 hours off-road under proper maintenance. It is a common choice for fleets and owner-operators looking to simplify cooling system upkeep while ensuring excellent heat transfer for modern EGR and SCR systems.
Part Number: 358
FAF FINAL CHARGE 50/50
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more
