HPS 27-569P Polish Shortram Post MAF Air Intake Pipe (Cool Short Ram SRI) Deliver dyno proven performance gains +14.5 Whp horsepower, +12.6 Ft/lbs torque and improve throttle response; Does NOT require tuning after the install. The dyno result is based on the OEM panel air filter. Using other aftermarket panel filter might have impact on the performance gains. Polish 3.5" Mandrel-bent aluminum tube increases overall air intake volume, optimizes air flow and improves throttle response. Fine tune the air intake sound by retaining Lexus signature sound generator. No cutting on the engine cover. The included installation instruction has clear pictures and description to guide the installer throughout the whole process. The kit features HPS signature race proven reinforced silicone hoses and industrial grade 100% stainless steel T-bolt clamps. Fits 2013-2017 Lexus GS350 3.5L V6 F-Sport / 2014-2017 Lexus IS350 3.5L V6 F-Sport / 2015-2017 Lexus RC350 3.5L V6 F-Sport. No modification is required. Works with OEM or any aftermarket panel air filter. CARB Exempt: No.