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Tomioka Racing R180 Billet Cover (08-21 STI)
$519.40
SKU
TR-TM2054
Built for heat and horsepower. The Tomioka Racing R180 billet rear diff cover increases oil capacity and features deep finned cooling for improved heat management. Engineered for hard street use, track days, and endurance sessions.
- +27% oil capacity with finned exterior for improved heat dissipation
- Hard-anodized 6061-T6 billet construction
- Magnetic M20 drain & fill ports
- Stainless hardware included; subframe/sway-bar clearance verified
- Finish: Anodized Gunmetal Blue
Applications (Fitment)
Subaru Impreza WRX STI 2008–2014 (GR/GV) and 2015–2021 (VA)
Note: Not compatible with 2004–2007 STI (GDB) — different cover pattern.
Technical Specifications
- Material 6061-T6 billet aluminum, CNC-machined
- Finish Anodized Gunmetal Blue
- Capacity Gain +27% vs. OEM cover
- Cooling Machined external fins for increased surface area
- Service Ports Magnetic M20 drain & fill
- Weight 4 lb (1.8 kg)
- Install Time ~45–60 minutes
- Hardware Stainless fasteners included
What’s in the Box
- TR R180 CNC Billet Rear Differential Cover
- 1 × OEM rear differential cover gasket
- 1 × OEM rear differential breather
- 2 × Differential mounting studs & nuts
- 1 × Magnetic M20×1.5 drain plug
- 1 × Magnetic M20×1.5 fill plug
- 8 × Cover-to-housing mounting bolts
- Install guide (digital)
| Year Fitments | Subaru STI | |
|---|---|---|
| 2008 | ✓ | |
| 2009 | ✓ | |
| 2010 | ✓ | |
| 2011 | ✓ | |
| 2012 | ✓ | |
| 2013 | ✓ | |
| 2014 | ✓ | |
| 2015 | ✓ | |
| 2016 | ✓ | |
| 2017 | ✓ | |
| 2018 | ✓ | |
| 2019 | ✓ | |
| 2020 | ✓ | |
| 2021 | ✓ |
WARNING: Operating, servicing and maintaining a passenger vehicle or off-road vehicle can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle. For more information go to P65Warnings
| SKU | TR-TM2054 |
|---|---|
| Manufacturer's Part Number | TR-TM2054 |
| Brand | Tomioka Racing |
