Subaru OEM Trunk Torsion Bar - Left Hand 15-21 WRX / STI | 57529VA011 vendor_Precision Works (1) Pressure plate

(1) Pressure plate

* Applications - Street Driving

maintaining factory-like Noise

With each model change from Subaru engineers the improved engine design from the GC8 to GDB and A models had the increased the rib of the outer bore diameter which improved the gas sealing characteristics

Subaru OEM Trunk Torsion Bar - Left Hand 15-21 WRX / STI | 57529VA011 vendor_Precision Works (1) Pressure plateProduct Fitment: 2015 2021 WRX 2015 2021 STI 57529VA011 THSN Bar A LH is Part Code 57521A in the diagram Warranty Disclaimer: Subaru of America will only warranty parts installed by a CERTIFIED Subaru Dealership. The part being installed must also match the vehicle VIN. IE If you install an STi block in a WRX at your friends shop, do not expect a warranty claim to come through if it explodes! Please use your best judgement.