SKU: 38368 | UPC: 084663383687
Moroso Subaru EJ20/EJ22/EJ25 Oil Pan Stud Kit 38368 1990-2021
The Moroso Oil Pan Stud Kit replaces factory oil pan bolts with durable studs on Subaru EJ20 EJ22 EJ25 engines. This kit secures the oil pan on Impreza WRX STI Forester Legacy Outback models for reliable sealing during high boost and high rpm operation. Engineered for performance builds it eliminates thread stripping and oil leaks common in stock setups.
Key Features
- 16 Chromoly Steel Studs: M6 x 1.0 x 40mm studs deliver thread strength to hold oil pan firmly under extreme stress
- Complete Hardware Set: Includes 16 precision washers and 16 nuts for direct bolt-on replacement without custom fabrication
- Leak Prevention Design: Studs distribute clamping force evenly across gasket surface resisting pan distortion in boosted applications
- Corrosion-Resistant Finish: Zinc plating protects against rust in harsh engine bay environments for long-term reliability
- Performance Proven: Tested in racing environments to maintain oil pressure integrity at sustained high speeds
Product Notes
- Confirm EJ series engine code prior to installation
- Clean oil pan threads completely before assembly
- Packaged in protective box for damage-free delivery
Installation Notes
- Professional installation recommended.
- Torque studs to 8-10 ft-lbs in crisscross pattern using thread locker
- Direct fit with OEM or aftermarket oil pans no modifications needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1993-2021 | Subaru | Impreza | EJ20 EJ22 EJ25 |
| 2002-2021 | Subaru | Impreza WRX | All |
| 2004-2021 | Subaru | Impreza STI | All |
| 1998-2013 | Subaru | Forester | EJ20 EJ25 |
| 1990-2014 | Subaru | Legacy | EJ20 EJ22 EJ25 |
| 1996-2009 | Subaru | Outback | EJ25 |
Why Choose Moroso?
- 60+ years developing oil control components for motorsports
- Manufactured with exact tolerances for Subaru EJ engines
- Backed by real-world drag and road racing results
Frequently Asked Questions
- Q: Will this kit fit my 2006 Subaru STI EJ257 engine?
A: Yes it fits all EJ25 variants including turbocharged STI WRX models from 2004-2021 - Q: What material are the studs made from?
A: High-strength chromoly steel with zinc plating for durability and corrosion resistance - Q: Is a warranty included and what about installation?
A: Moroso offers manufacturer defect coverage torque to spec with quality gasket for best results
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure box 6 x 4 x 1 inches
- Weight: 0.50 lbs
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