Overview
The Omix-Ada 17438.03 is an oil drain plug and washer set with metric threads. It fits 1972 to 1990 Jeep models. Both the plug and the washer are included.
The fitment covers Jeep CJ5, CJ6 and CJ7 models, Cherokee and Wagoneer SJ models, J-series trucks, the Scrambler, and the 1987-1990 Wrangler YJ. It is a direct OE replacement for the original Jeep parts.
Key features
- Drain plug and washer, as named in the product title
- Metric thread
- Direct OE replacement for Jeep vehicles
- Part number 17438.03 with UPC 804314061296
Caring for old drain plugs
Older oil pans are usually steel, and their drain holes see repeated removal over many years. Each time the plug comes out the threads take wear, and a plug that has been overtightened can strip the hole. Clean the mating face and feel for smooth threading before tightening by hand.
Washers do the sealing work on many drain plugs. A washer that has been crushed by repeated use will seep, so swapping it at each oil change is a sensible habit. Look under the vehicle for dark spots after a drive, which often point to the drain area when the cause is a worn washer rather than a cracked pan.
Vehicles that see rough trails or frequent driveway work may need a closer look at the pan and plug each season, since vibration can loosen a plug that was well seated when new.
- Replace the washer when it looks flattened
- Wipe the pan around the hole before refitting
- Check the threads for bright or bent spots
Specifications
| Brand | Omix-Ada |
|---|---|
| Part number | 17438.03 |
| UPC | 804314061296 |
| Included | Drain plug and washer |
| Thread | Metric |
| Warranty | Limited five year manufacturers warranty |
| Fitment type | Direct Fit |
Vehicle fitment
The manufacturer fitment list for this plug includes:
- 1974-1983 Jeep Cherokee (SJ)
- 1972-1983 Jeep CJ5, 1972-1975 CJ6 and 1976-1986 CJ7
- 1972 Jeep Commando and 1973-1974 Jeep DJ5
- 1972-1973 Jeep J-2500 and J-2600
- 1974-1987 Jeep J10 and 1974 and 1976 Jeep J20
- 1981-1985 Jeep Scrambler
- 1972-1973 and 1980-1983 Jeep Wagoneer (SJ)
- 1984-1986 Jeep Grand Wagoneer (SJ)
- 1987-1990 Jeep Wrangler (YJ)
Not on the list: Cherokee XJ, Comanche, and Wrangler TJ, LJ or JK models. Confirm your vehicle’s year, model and trim before ordering.
What’s included
The set includes a drain plug and a washer. Check the washer’s size and material against your original before installing.








