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This is the flange that attaches directly to the pinion shaft of the rear differential on your WRX or STI, and bolts to your propellor shaft.

The bolt pattern is different between the WRX R160 differential and the STI R180 differential, so if you are doing a 6-speed swap, this part may be helpful.

The Subaru Part # for the WRX Flange is 38358AA000

-If you are looking for the STI Flange that Subaru Part # is 38358AA040

Please note that we can not guarantee fitment if you are not using this part for the application it was origionally designed for, and once it is installed, it is not returnable.

warning_symbolWARNING: 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 https://www.P65Warnings.ca.gov/passenger-vehicle.

More Information
SKU 38358AA000
Product Type Drivetrain
Drivetrain Gear Sets, Transmissions, Differentials
Brand Subaru OEM
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