Feature:1. Install this gasket to ensure that the oil drain plug is properly sealed on the oil pan.2. Also ensure that the drain plug is not tightened too tightly and jams, thus damaging the drain plug and the oil pan thread.3. Seals the drain plug against the oil pan, preventing oil leaking, which can damage both your engine and the environment.4. Follow the OE manufacturing standard strictly, the reference part number is 803916010.5. Adopts aluminium alloy material for corrosion resistance and long service life.Specification:Condition: Brand NewItem Type: Oil Drain Plug GasketsMaterial: Aluminium AlloyColor: As Pictures ShownPart Number: 803916010Quantity: 10pcsInner Diameter: Approx. 20mm or 0.8inOuter Diameter: Approx. 26mm or 1.0inFitment: Fits for BRZ 2013-2017Fits for Crosstrek 2013-2017Fits for Forester 2011-2017Fits for Impreza 2012-2017Fits for Legacy 2010-2017Fits for Outback 2010-2017Fits for STI 2017Fits for WRX 2015-2017.Package List:10 x Oil Drain Plug GasketsNote:Please double check the part number of your item, matching information is for reference only.If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!