Outfront Motorsports Subaru Performance On-Road and Off-Road Parts Store

Use these billet valve cover breather caps to clean up your plumbing on you EJ20 or EJ25D engine. They come black anodized with stainless hardware. Each breather cap has a ¼ NPT holes for fittings. These fit the valve covers that have 6 bolts holding them to the engine. Will not fir 8 bolt valve covers.

The Outfront Motorsports press in billet aluminum main crankcase breather fitting is a great way to adapt the standard tune to a barb or AN fitting. This version adapts to 3/8 NPT for easy adaptation to the fitting style you need. 100% made in the USA.

The Outfront Motorsports press in billet aluminum main crankcase breather fitting is a great way to adapt the standard tune to a barb or AN fitting. This version adapts to ½ NPT for easy adaptation to the fitting style you need. 100% made in the USA.

These 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.

Use these billet valve cover breather caps to clean up your plumbing on you EJ205 or EJ254 engine. They come black anodized with stainless hardware. Each breather cap has two 3/8 NPT holes for fittings.