Caterpillar Reference No. 456-3544 / Matching No. 20R-5079
Elecdurauto
IATF 16949 / ISO 9001 / CE / RoHS
6–12 pcs
7–15 Days
12 Months
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Product Description
456-3544 is an OE-grade aftermarket diesel injector for CAT C9.3 buyers who work with both Caterpillar numbers and reman-style references. It is most useful when an inquiry includes 20R-5079 instead of only a machine or engine note.
Keeping 456-3544 and 20R-5079 connected helps importers and wholesalers compare customer records, old-unit information, and current replacement supply without confusing this injector with 456-3524 or 456-3588.
Elecdurauto supplies 456-3544 as an OE-grade aftermarket replacement, not a genuine Caterpillar injector or original OE part. It is available for B2B supply with In Stock status, MOQ 6-12 pcs, 12 Months Warranty, and Neutral / Customized Packaging.
| Item | Details |
|---|---|
| Product Name | Diesel Fuel Injector |
| Product Type | Common Rail Diesel Fuel Injector |
| Primary Category | Diesel Fuel Injectors |
| Reference No. | Caterpillar Reference No. 456-3544 |
| OE No. / Matching No. | 456-3544 / 20R-5079 |
| Application | CAT C9.3 application confirmation required |
| Application Engine | C9.3, confirmation required |
| Fuel Type | Diesel |
| Stock Status | In Stock |
| MOQ | 6-12 pcs |
| Warranty | 12 Months |
| Packaging | Neutral / Customized Packaging |
| Supply Type | OE-grade aftermarket replacement, not genuine OE |
| Reference Type | Part Number |
|---|---|
| Caterpillar Reference No. | 456-3544 |
| Caterpillar Format Without Hyphen | 4563544 |
| Reman / Matching Reference No. | 20R-5079 |
| Brand / Application | Engine / Model | Application Note |
|---|---|---|
| CAT C9.3 application confirmation required | C9.3, confirmation required | Confirm by old injector number, visible marking, connector appearance, and engine information before ordering. |
| Specification | Details |
|---|---|
| Product Type | Common Rail Diesel Fuel Injector |
| Fuel Type | Diesel |
| Application Engine | C9.3, confirmation required |
| Reference Number | 456-3544 |
| Matching Number | 20R-5079 |
| Stock Status | In Stock |
| MOQ | 6-12 pcs |
| Warranty | 12 Months |
| Packaging | Neutral / Customized Packaging |
| Positioning | OE-grade aftermarket replacement |
456-3544 should not be confirmed by the Caterpillar number alone when 20R-5079 is available. The matching number gives buyers an additional checkpoint before ordering.
This is especially useful for aftermarket purchasing teams that manage several Caterpillar injector references in the same engine family.
The main similar-number risk for 456-3544 is confusing it with references such as 456-3524, 456-3588. Buyers should check the old injector number before using engine information to approve the order.
For importers, this keeps product matching clear when customers provide incomplete Caterpillar injector data.
For B2B ordering, buyers should provide 456-3544 / 20R-5079, old injector photos, and CAT C9.3 engine information. Partial information can still start the inquiry, but final confirmation should use the visible old-unit marking.
This is important for distributor stock because similar references may appear in the same Caterpillar injector family.
Cat c9.3 engine information is useful, but it is not enough to confirm 456-3544 when fitment data is limited.
The exact old injector number and visible marking should be checked before ordering, so the product remains suitable for conservative B2B reference matching.
Yes. 456-3544 is suitable for heavy equipment parts distributors when local demand confirms the exact Caterpillar reference.
For CAT C9.3-related demand, controlled stock helps support urgent repair supply while keeping wrong-reference risk under control.
Yes. MOQ 6-12 pcs can support controlled replenishment for CAT C9.3-related demand.
For heavy equipment parts suppliers, a small batch helps check local demand and repeat order potential before holding deeper stock.
Yes. 456-3544 can support private label packaging when the buyer needs consistent product identification for repeat aftermarket supply.
This is useful for importers and wholesalers that sell by Caterpillar reference and need stable packaging presentation across repeat orders.
No. 456-3544 is supplied as an OE-grade aftermarket replacement diesel injector. Caterpillar and matching numbers such as 456-3544 / 20R-5079 are used only for reference identification and aftermarket matching.
This clarification helps importers, distributors, and private label buyers present the product correctly without claiming genuine, original, official, or factory-channel supply.