Subaru OEM Cylinder Head to Turbo Coolant Pipe WRX 10-14 / STI 10-21 | 14421AA170 Outback_2015-2019 and get your custom protune

and get your custom protune while you're at it

Stock E/G+ GTIII-RS : 251kw(342ps)/6600rpm

It does allow light to pass through while still giving you dark honeycomb pattern

requiring zero modifications to your vehicle

Subaru OEM Cylinder Head to Turbo Coolant Pipe WRX 10-14 / STI 10-21 | 14421AA170 Outback_2015-2019 and get your custom protuneProduct Fitment: 2010 2021 Subaru STI 2010 2014 Subaru WRX 14421AA170 Stay Turbo is Part Code 14421 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.