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9LSU wideband UEGO sensor
Made 100% in the U
Premium Suction kits use a Super Hybrid Filter combined with vehicle specific intake pipe to improve efficiency and prove subtle accenting to the engine bay
and handling dynamics
ARP Fasteners Case Bolt Kit - Subaru EJ Models (inc. 2002-2014 WRX / 2004-2021 STI) PDM_rod-bearings 9LSU wideband UEGO sensorThe Case Bolt Kit will hold the engine case together when rebuilding the engine in the Subaru WRX STI. ARP Case Bolt Kit Case Bolt Specs: Forged from premium INCONEL 718 All bolts undergo a generous under head radius and heat treating for reliability Threads are rolled after heat treating to make them 1000% stronger than most other main bolts Bolts are rated at 200,000 psi Application specific Includes parallel ground, hardened washers ARP Case Bolt