audi a3 1.4

Hello ive recently been looking into uprgading my A3 to stage 2 as stage 1 doesnt give much of a boost. Ive seen you need an upgraded induction system and also upgraded down pipes. Would anyone know best ones to buy at a decent price also i want to convert it from a double exhaust to a quad...

2013 1.4 Tfsi A3 SportBack. I am planning on to add Apple Car Play . Just want some advice if the below module is worth or there is a better one out there for similar price. Link Thanks

Hello, I have Audi A3 8V 2013 1.4 TFSI (122HP) for a year. When I bought it I done "small" service, oil change, all filters and service of air contidion. After 3 months / 3.000KM i got "Check oil level" warning message. I bought and put 1 liter of oil. 2 months after that i get that message...

Okay so I bought a cat S used a3 COD sport 1.4 TFSI 66plate (2017 facelift model) for 7k, pretty good bargain, it drives and runs really well. However I have some interior issues. There is a audi sd card in the MMI box but the satnav says something about not being able to authenticate I don’t...