Fitment Information: This drain kit is specifically designed for 2004 - 2021 Subaru STI models with 2.5L EJ engines. Please note that this kit works with the Verus Air Oil Separator, which can be purchased separately.Features: The Verus AOS Drain Kit is an excellent add - on for the Verus Air Oil Separator. It allows you to enjoy a hassle - free driving experience for years. With this kit, you don't need to drain, open, or perform any maintenance on the AOS. Just drive your car! It automatically drains the oil caught in the AOS back into the engine, providing maintenance - free oil separation. The fittings are precision CNC machined from aluminum and anodized for durability, and it comes with a 1/2 - inch rubber hose.What's Included: The kit includes a pre - cut 1/2' hose (38'), a 3/4'x1/2'x1/2' T adapter fitting, a 6AN ORB to 1/2' hose barb, an AOS drain fitting, a #014 Buna O - ring, and 4 zip ties.

Using this Verus AOS Drain Kit is a breeze. First, make sure you have the Verus Air Oil Separator as this kit works with it. Install all the included parts as described in the instructions. The pre - cut hose, adapter fittings, and other components are easy to assemble. Once installed, the kit will automatically drain the oil caught in the AOS back into the engine, so you don't have to worry about manual draining.Important Note: This kit only works with Subaru 2.5L EJ engines and 2004 - 2021 Subaru STI models. Also, the Verus Air Oil Separator needs to be purchased separately.Maintenance: Since this is a maintenance - free oil separation kit, you don't have to do much. However, it's a good idea to check the fittings and hose periodically for any signs of wear or damage. If you notice any issues, replace the parts as needed. Enjoy a long - lasting, hassle - free driving experience with this Verus AOS Drain Kit.