Description
PAI Industries 650621 outlet NOx sensor for Detroit Diesel DD15 engines. Aftermarket replacement for Detroit A0101532328 (with reman supersession EA0101532328). Mounts in the after-treatment downstream of the SCR / DPF. M20 x 1.5 thread, 4-pin rectangular connector, 29 in lead with a 35.63 in overall length. Core charge applies on this listing — see product page for current core deposit and return instructions.
Specifications
| Manufacturer | PAI Industries |
|---|---|
| Part Number | 650621 |
| Part Type | Outlet NOx Sensor (after-treatment, downstream) |
| Engine Compatibility | Detroit Diesel DD15 |
| Thread Size | M20 x 1.5 |
| Connector | 4-pin rectangular |
| Lead Length | 29 in |
| Overall Length | 35.63 in |
| Color / Finish | Black / silver |
Cross References
This part replaces or is equivalent to the following part numbers:
- Detroit Diesel: A0101532328, EA0101532328 (reman), A0091530728
- Also known as: 5WK96719, 5WK97103 (Continental NOx-sensor base part series)
Applications
This sensor fits the outlet (downstream-of-SCR) NOx position on:
- Detroit Diesel DD15 (14.8L) engines (EPA10 / GHG14 on-highway)
Representative vehicles using this engine: Freightliner Cascadia and Coronado, Western Star 4900 / 5700XE.
Verify the sensor position (inlet vs. outlet) and Detroit ESN before ordering — DD13 / DD15 / DD16 use multiple NOx sensor part numbers across model years.









