CTS Turbo Air Intake System for the 2.5T EVO MK3 TTRS & 8V.2 Audi RS3 (facelift) 2019-2021 model years The OEM air scoop works in conjunction with our airbox to seamlessly force cold air into our air intake system. Air then flows through our high flow cone air filter, which utilizes an inverted cone design and 4″ Velocity stack for maximum engine breathing. Our single-piece CNC mandrel-bent aluminum intake pipe allows for smooth entry of cold air into the engine providing peak power gains ranging from 6-11HP. All of the components included in the CTS air intake system work flawlessly together to provide increased horsepower and torque throughout the entire power band and an aggressive race-inspired sound. 4″ coupler for CTS Turbo inlet pipe is INCLUDED AT NO EXTRA CHARGE! Product Details: Includes Diverter Valve adapter for 2019+ models 4″ Mandrel-bent aluminum piping with black powder coating Massive air filter with an inverted cone design and velocity stack 4-Ply silicon connectors with stainless steel clamps Ram air style airbox with rubberized trim Bracketry to prevent rattling under engine torquing Gains ranging from 6-11HP on a stock vehicle WARRANTY: All CTS Turbo products are warrantied against manufacturing defects for a period of 12 months from the date of invoice. Warranty does not cover abuse, misuse, consequential damages, normal wear and tear, improper installation, or damages resulting from racing. Warranties only apply to the original owner. If a product is found defective the customer will receive, at the discretion of CTS Turbo, free repair or replacement. Warranty on other manufacturers will be processed under their terms.