Skip to content
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)
CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)

CTS Turbo Throttle Body Inlet Kit for 8V.2/8S Audi RS3/TT-RS (2018)

CTS TURBO
Availability:
5+ in stock, ready to be shipped

Ships in 3–5 business days

SKU CTS-HW-373-KIT
$399.99 - $399.99
$399.99
$399.99 - $399.99
$399.99
Rewards
EARN REWARD POINTS
Purchasing this product will earn you 1995 points to redeem on future purchases. Check your points.
CTS Turbo is proud to announce our 8V.2/8S Audi RS3/TTRS Throttle Body Inlet Kit for 2018 models Our high flow throttle body inlet is designed it to be larger, but also more aerodynamic than the stock. Our inlet has a 56% internal volume increase over the stock inlet. Using the latest CAD software, the shape of the inlet tract was flow optimized for best performance. We have also included our machined throttle body spacer from solid billet with two additional ports and a high-flow throttle inlet pipe. Features:
  • CAD optimized for maximum flow
  • CNC machined in house for perfect fitment
  • 56% larger than stock
  • Cast aluminum construction for better flow than a machined part
  • Direct replacement for factory part
  • HP gain of up to 20hp on stock turbo
  • Compatible with CTS Turbo intake, factory intake and most other popular intakes.
Fitment:
  • 8V.2 Audi Rs3 (2018)
  • 8S Audi TT-RS (2018)
Does not fit 2019 models with updated Diverter Valve. Fits with factory air scoop and aftermarket intakes using factory airbox.

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 4 applications
TTRS
Make Model Engine Years
AUDI TTRS 2018–2018
AUDI TTRS (8S) 2018–2018
RS3
Make Model Engine Years
AUDI RS3 2018–2018
AUDI RS3 (8V) 2018–2018

Fitment data last updated: 2026-09-13

Fits 4 vehicle applications Check vehicle fitment before ordering View fitment

Euromotiv is an independent retailer of OEM, Genuine, and aftermarket automotive parts. We are not affiliated with, endorsed by, or authorized by Audi AG, Volkswagen AG, BMW AG, Mercedes-Benz Group AG, Dr. Ing. h.c. F. Porsche AG, MINI, or any other vehicle manufacturer. All trademarks, logos, and brand names are the property of their respective owners and are used solely for identification and compatibility purposes.