Audi RS6, RS7,S8 upgrade throttle body
* Price is shown without VAT and shipping costs.
Upgraded throttle body for Audi 4G 4.0l TFSI engines. Enlarged air intake bores from 39.8mm to 48.6mm. Helps to increase power when upgrading turbo setup. 20-30hp improvement. Fits with original silicon hoses. Discount available when exchanging your stock throttle body with our upgraded one.