The Competition package for the Audi TTRS 8J consists of the intercooler upgrade kit EVO2 and the downpipe kit.

Intercooler Upgrade Kit 200001024

The Wagner Tuning Intercooler TTRS 8J EVO 2 is made for Audi TT RS and includes an integrated crossmember.
Our engineers have increased the intercooler core size and efficiency, as well as improved the end tank design to remove any OEM bottlenecks, resulting in increased flow rating and charge cooling properties.
Constructed of the highest quality Tube Fin intercooler cores combined with cast aluminium and then CNC end tanks for reliable high performance air to air charge cooling.

OEM Intercooler: Cooling Surface 856cm ² / Charge-Air-Volume 6,8L
WT EVO 1 Performance: Cooling Surface 856cm ² / Charge-Air-Volume 9,4L
WT EVO 2 Competition: Cooling Surface 1391cm ² / Charge-Air-Volume 13,2L
WT EVO 3 Competition: Cooling Surface 1890cm ² / Charge-Air-Volume 16,5L

Packing List:
1 Intercooler including crossmember
1 Mounting material
1 Set licenceplate holder
1 Installation instruction

Comment:
only for racing

Downpipe Kit 500001003

Downpipe-Kit for Audi TTRS 8J / RS3 8P with Race Catalyst Converter

Diameter of 90mm to 2x 70mm
High-quality stainless steel 1.4301 (SS304)
CAD-Designed and optimized
1 Oxygen Sensor Connection
2 Racing Catalyst Converter (100 Cells / inch)
100% oem fit, easy to replace factory part
No Precat so less thermal load for the turbocharger
Better performance by reducing back pressure
Significantly higher torque
Suitable for Audi TTRS 8J and 8P Audi RS3

May not be approved for road use in your region.