Cross reference › Ntk › 21550
NTK 21550 NTK OE Type Oxygen Sensor — verified interchange numbers, vehicle fitment and specifications. Free lookup, no login.
| Brand | Part number | Relation | |
|---|---|---|---|
| DELPHI | ES20139 | equivalent | |
| DENSO | 234-4616 | equivalent | |
| DENSO | 2344616 | equivalent | |
| DENSOAUTOPARTS | 234-4616 | equivalent |
Stop looking these up by hand. Orderflow reads your customers' emails & PDFs, finds the right part in your own catalogue, and drafts the quote — you just approve.
Try Orderflow free →| Make | Model | Years | Engine |
|---|---|---|---|
| Pontiac | Sunfire | 1995–2002 | |
| Pontiac | Grand Am | 1996–1998 | |
| Oldsmobile | Cutlass | 1998 | |
| Oldsmobile | Achieva | 1996–1998 | |
| Chevrolet | Cavalier | 1995–2002 | |
| Buick | Skylark | 1996–1998 |
Orderflow's verified cross-reference lists 4 equivalent part numbers for the Ntk 21550, including DELPHI ES20139. Always confirm against the manufacturer spec before ordering.
This part has 6 verified vehicle applications on record. See the fitment table on this page for makes, models and years.
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Found a wrong match? Report it. Data is a cross-reference guide — always verify against the manufacturer specification for your application.