Upgraded throttle body for Audi 4G 4.0L TFSI engines. Increases air flow to help increase power when paired with upgraded turbos.
- Enlarged air intake bores from 39.8mm to 48.6mm.
- 20-30HP improvement.
- Fits with original silicon hoses
Compatible with Audi S6, RS6, S7, RS7, A8, S8 4.0l TFSI engines.
Note! These products are upgraded with used throttle body bases, scratches and wear marks may appear.