Description
Product Overview
The AIVWUMOT Coolant Filter is a premium replacement part designed specifically for heavy‑duty trucks equipped with Cummins L8.9, G8.3, ISC and CM850 engines. Constructed from a combination of high‑grade paper filtration media and a brushed steel housing, the filter provides superior durability and resistance to corrosion while maintaining optimal flow rates. With a compact package size of 4 x 3.8 x 2.8 inches and a lightweight of just 0.27 kilograms (9.6 ounces), it fits seamlessly into the existing coolant system without requiring modifications. The OEM part number 204163‑S ensures exact compatibility, and the vehicle‑specific fit eliminates guesswork during installation.
Usage
This coolant filter is ideal for long‑haul trucking, construction fleets, and any commercial vehicle that operates under high thermal stress. It excels in environments where coolant contamination can lead to overheating, reduced engine efficiency, or costly repairs. By installing the AIVWUMOT filter during routine maintenance or coolant system overhauls, operators can extend engine life and maintain consistent performance across varied climates and load conditions. 
Why Choose Us
AIVWUMOT stands out for its commitment to quality engineering and rigorous testing. Each filter undergoes a multi‑stage validation process to meet OEM standards, guaranteeing a leak‑free seal and consistent filtration efficiency. The brushed steel exterior not only resists rust but also adds a professional aesthetic to the engine bay. Our after‑sales support includes a responsive service team ready to address any concerns, reinforcing confidence in the product’s reliability and our brand’s reputation.
Key Features
- Brushed steel housing provides corrosion resistance and a durable fit.
- High‑efficiency paper media captures fine particles, protecting engine components.
- Exact OEM match – part number 204163‑S ensures vehicle‑specific compatibility.
- Lightweight design (0.27 kg) simplifies handling and installation.
- Rated for Cummins L8.9, G8.3, ISC and CM850 engines, covering a broad truck segment.
FAQ
What engines are compatible with this filter?
The AIVWUMOT coolant filter is compatible with Cummins L8.9, G8.3, ISC and CM850 engine families commonly found in heavy‑duty trucks.
How often should the coolant filter be replaced?
We recommend replacing the filter every 30,000 miles or at each major coolant service interval, whichever comes first, to maintain optimal filtration performance.
Is any special tool required for installation?
No special tools are needed. The filter uses the standard OEM mounting hardware, allowing a straightforward bolt‑on replacement.
Can this filter be used with aftermarket coolant additives?
Yes, the filter works with most standard coolant formulations and compatible additives, but always verify additive compatibility with your engine manufacturer.
What is the warranty coverage?
AIVWUMOT offers a one‑year limited warranty covering manufacturing defects, ensuring peace of mind for fleet managers and individual owners alike.






Cordmitpro 50A to 30A RV Dogbone Power Adapter with Overload
RV Power Adapter Cord Rophor 10AWG Copper
RVGUARD 30A to 50A RV Power Adapter
Cummins ISX15 Oil Change Kit Aluminum Performance Part
Baldwin Filters Lube Spin-on Filter for Trucks
Coolant Filter AIVWUMOT Brushed Steel Replacement
FLTRUCKTOP Metal Coolant Filter for Trucks
RV Power Adapter Cord Suplevel 125V 30A Welder
Reviews
There are no reviews yet.