HPS 27-510P Polish Short Ram Air Intake Kit with Heat Shield (Non-CARB Compliant) Fine-tuned by HPS to deliver performance gains, increase horsepower, torque and improve throttle response; Does NOT require tuning after the install. Polish light weight mandrel-bent aluminum alloy piping replaces the stock restrictive air box and optimize the air flow Features HPS signature race proven reinforced silicone hoses and industrial grade 100% stainless steel T-bolt clamps. The included world's best K&N High-Flow, Washable/Reusable Air Filter is backed by Million Mile Limited Warranty. The included installation instruction has clear pictures and description to guide the installer throughout the whole process. Fits 2009-2016 Toyota Corolla 1.8L (Except Eco Models). No modification is required. CARB Exempt: No.