Outfront Motorsports EJ AN Engine and Valve Cover Breather Fitting Set Baffles These bearings are specifically engineered

These bearings are specifically engineered to solve premature bearing failure caused by low oil pressure or oil starvation that has plagued the high output Subaru EJ series boxer engines

and improved power potential

Read this article to help match the correct pickup to your oil pan: Know Your Oil Pan

Bore/Hone to the next bore diameter is required after the process

and increased probability of something leaking)

Outfront Motorsports EJ AN Engine and Valve Cover Breather Fitting Set Baffles These bearings are specifically engineeredThese AN fittings replace the factory press in tube fittings both in the block and in the valve covers. They are machined from stainless and a perfect fit. The set comes complete with caps for installing them. Each set comes with the main breather fitting, all 4 valve cover fittings, and the center case breather fitting. The main case breather is 12 and the others are all 8 AN.