Ramair Performance Foam Induction Kit for VW MK5 R32 + Audi 8P RS3 53610-TL1-G01 and can be also used

and can be also used in conjunction with aftermarket springs

and these days

Racing metal catalytic converter: Contains a high-quality racing metal catalytic converter (300 CPSI with EU6 coating) for optimum emission control and performance

or you change your feed line size

The stock air guide and under cover require small modification for pipe clearance

Ramair Performance Foam Induction Kit for VW MK5 R32 + Audi 8P RS3 53610-TL1-G01 and can be also usedThis performance intake kit is designed to fit Volkswagen R32, Audi RS3 & TTRS models from 2011 to 2013. It is suitable for both right and left hand drive vehicles. Features Improves performance and throttle response Enhanced induction and turbo sound Full fitting kit and instructions Easy to clean using our filter maintance kit CK 003 What Does It Do? This performance intake kit allows improved air flow and sound over the standard restrictive factory