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Audi A4
Shop Audi A4 aftermarket upgrades, from suspension, carbon fiber and FRP aero, wings, bumpers and other, to exhaust systems and custom-made aftermarket forged wheels
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![ARMYTRIX Valvetronic Exhaust System with Gold Tips for B8 Audi A4 / A5 Sportback / S4 [AUBS4-QS11G]](https://bulletproofautomotive.com/wp-content/uploads/2024/06/audi-s5-b8-armytrix-exhaust-20-1-450x450.jpg)
![ARMYTRIX Valvetronic Exhaust System with Chrome Silver Tips for B8 Audi A4 / A5 Sportback / S4 / S5 Sportback [AUBS4-QS11C]](https://bulletproofautomotive.com/wp-content/uploads/2024/06/2018-audi-s4-s5-354-hp-turbocharged-v6-sedan-armytrix-exhaust-tuning-3-450x450.jpg)
![ARMYTRIX Valvetronic Exhaust System with Matte Black Tips for B8 Audi A4 / A5 Sportback / S4 / S5 Sportback [AUBS4-QS11M]](https://bulletproofautomotive.com/wp-content/uploads/2024/06/2018-audi-s4-s5-354-hp-turbocharged-v6-sedan-armytrix-exhaust-tuning-5-450x450.jpg)
![ARMYTRIX Valvetronic Exhaust System with Blue Tips for B8 Audi A4 / A5 Sportback / S4 / S5 Sportback [AUBS4-QS11B]](https://bulletproofautomotive.com/wp-content/uploads/2024/06/2018-audi-s4-s5-354-hp-turbocharged-v6-sedan-armytrix-exhaust-tuning-1-450x450.jpg)
![Aragosta 12K/8K Type E Suspension Kit for B6 & B7 Audi A4 [60AU.06.A1.000]](https://bulletproofautomotive.com/wp-content/uploads/2022/09/Type-E-450x450.png)
![2017 – 2020 Audi A4, S4, A5, S5 (B9) FWD/Quattro – Öhlins DFV Road & Track suspension Upgrade [AUS MU00S1]](https://bulletproofautomotive.com/wp-content/uploads/2021/12/2012-2016-Audi-RS4-RS5-B8-Ohlins-DFV-Road-Track-suspension-Upgrade-Featured-Image-1-450x450.jpg)
![2008 – 2016 Audi A4, S4, A5, S5 (B8) FWD/Quattro – Öhlins DFV Road & Track suspension Upgrade [AUS MS00S1]](https://bulletproofautomotive.com/wp-content/uploads/2021/12/2008-2016-Audi-A4-S4-A5-S5-B8-FWD-Quattro-Ohlins-DFV-Road-Track-suspension-Upgrade-Image-1-450x450.jpg)
