The Case IH STX380 tractor primary air filter part number is B8E16496. The inner safety filter is 187472A1.
Case IH STX380 Air Filter Details
| Primary air filter part number | B8E16496 |
|---|---|
| Inner safety air filter part number | 187472A1 |
| Outer air filter part number | Same as primary air filter |
| Air filter dimensions | Outside diameter: 9.9 in | Inside diameter: 6 in | Height: 16.4 in |
| Cross-reference part numbers | STX380 |
Air Filter Service Interval Guide
Air Filter Service Interval Guide
Listed Filter Size Check
These are practical inspection/replacement guide ranges for the large ag tractor category. Dusty work can shorten the interval heavily, so use the restriction indicator and operator manual first.
Case IH STX380 Extra Air Filter Notes
| Engine horsepower | 380 hp | 283.4 kW |
|---|---|
| Primary filter note | For the Case IH STX380, the listed primary air filter part number is B8E16496. Match the number before buying because air cleaner setups can vary by engine, serial range and market. |
| Outer filter note | The outer air filter for the Case IH STX380 appears to be the same listed item as the primary filter. |
| Safety filter note | The listed inner safety air filter is 187472A1. Do not remove the safety element for normal cleaning; replace it if dirty, damaged or oil-soaked. |
| Fitment note | Listed dimensions: Outside diameter: 9.9 in | Inside diameter: 6 in | Height: 16.4 in. Use dimensions as a second check, not as the only buying method. |
| Filter size note | The listed dimensions point to a long element length at 16.4 in and large outside diameter at 9.9 in. Use that as a fitment sanity check against the old filter. |
| Power range note | Use the power class to decide urgency. Higher airflow demand means less patience for questionable media, bad seals or packed pleats. |
| Cross-reference note | Possible cross-reference numbers found for the Case IH STX380: STX380. Treat these as secondary checks after the primary filter number. |
| Service note | Clean loose dust from the air cleaner housing before pulling the filter. Never run the tractor with the filter removed, even for a quick test. |
Case IH STX380 Air Filter FAQs
Does the Case IH STX380 filter size look right for its horsepower?
The useful read is not the raw size by itself. Compared with the 380 hp engine class, the horsepower is high compared with the listed element size, so restriction checks matter more. Use that to decide how cautious to be in dusty work.
How do I avoid mixing up the Case IH STX380 air-filter elements?
For normal service, the primary/outer element is the one that does the dirty work. The inner safety element is backup protection, so replace it less often and keep it seated while cleaning the housing.
What makes the Case IH STX380 air-filter number risky to order blindly?
Do not buy from the title alone. Match B8E16496 against the removed filter, then check gasket shape, end-cap depth and cover fit before starting the tractor.
Can I match a Case IH STX380 air filter by size?
This looks like a large and deep element. Use the dimensions to reject obvious bad cross-references, especially if the inner diameter or seal lip does not match the removed element.
Would I be strict with the Case IH STX380 air filter condition?
Yes. The power-to-filter-size relationship makes restriction and seal condition worth taking seriously. Replace a questionable element before heavy dusty work.
How do I sanity-check a Case IH STX380 aftermarket air filter?
The cross-ref is helpful for aftermarket shopping, but the primary number and old element should still carry more weight.
Should I buy separate outer and primary filters for a Case IH STX380?
Do not read the primary and outer rows as two separate filters here. They point to the same service element, with the safety element handled separately.
Mistakes do happen. Air filter specs can change by year, engine, serial range, market and air cleaner housing. Check the old filter, operator manual, parts book and official caseih.com website before ordering or installing an air filter.
