Cobb Subaru EJ TGV Shaft Seal Kit - 2015-2021 Subaru STI Oil and adding carbon fiber to

and adding carbon fiber to the door cards gives it a more complete

full stainless steel construction provides maximum power gains and resistance to rust or other damage caused by weathering

Forged 4130 Chromoly Steel

Fuel Mapping Options

Maximum Adjustment Range:

Cobb Subaru EJ TGV Shaft Seal Kit - 2015-2021 Subaru STI Oil and adding carbon fiber toThe COBB TGV Shaft Seal Kit is a simple, effective fix for one of the more annoying leaks that can develop on late model EJ powered Subarus. Over time, the Tumble Generator Valves (TGVs) can begin leaking from the end opposite the motor sensor assembly. In the past, addressing that leak could be tedious and expensive. COBBs solution makes it far easier to fix in your own garage. This kit includes two black anodized billet aluminum plates, one for each