K&N Premium Oil Filter: Designed to Protect your Engine: Fits Select INFINITI/MAZDA/NISSAN/SUBARU Vehicle Models (See Product Description for Full List of Compatible Vehicles), HP-1008 - Walmart.com
Subaru EX40 404cc 14HP Electric Start OHC Horizontal Engine, 1" x 2.84" Crankshaft, 1/4" Keyway Tapped 3/8-24 | Subaru EX400DSM520
IAG Performance / Crest CNC Stage X 2.5L Subaru Billet Aluminum Short Block For WRX, STI, Legacy GT and Forester XT. Built power output rating 1000+BHP.