1. BDW
- Configuration: V6, DOHC, 24-valve
- Displacement: 2.4L
- Fuel Type: Petrol
- Introduction: 2004-2008
- Features: This naturally aspirated V6 engine is part of Audi's EA837 family, known for its smooth performance and durability.
- Suitable Models: Audi A4 (B7).
2. CUFA
- Configuration: V8, DOHC, twin-turbocharged
- Displacement: 4.0L
- Fuel Type: Petrol
- Introduction: 2012-present
- Features: A high-performance twin-turbo V8 engine with direct injection, providing strong power delivery and efficiency.
- Suitable Models: Audi S6 (C7), Audi S7 (C7).
3. CSSA
- Configuration: V10, DOHC, 40-valve
- Displacement: 5.2L
- Fuel Type: Petrol
- Introduction: 2012-present
- Features: This naturally aspirated V10 engine is based on the Lamborghini Gallardo powertrain, delivering extreme performance.
- Suitable Models: Audi R8 V10.
4. BWE
- Configuration: Inline-4, DOHC, turbocharged
- Displacement: 2.0L
- Fuel Type: Petrol
- Introduction: 2005-2008
- Features: Part of the EA113 engine family, featuring a turbocharger with direct injection, balancing power and fuel economy.
- Suitable Models: Audi A4 (B7), Audi A6 (C6).
5. BBJ
- Configuration: W12, DOHC, 48-valve
- Displacement: 6.0L
- Fuel Type: Petrol
- Introduction: 2001-2004
- Features: This W12 engine offers outstanding smoothness and power, designed for top-tier luxury models.
- Suitable Models: Audi A8 (D3).
6. BGC
- Configuration: V6, DOHC, 24-valve, twin-turbocharged
- Displacement: 2.7L
- Fuel Type: Petrol
- Introduction: 2000-2004
- Features: A twin-turbo V6 engine from the EA835 family, known for high performance and responsiveness.
- Suitable Models: Audi Allroad (C5).
7. BDA
- Configuration: Inline-4, DOHC, turbocharged
- Displacement: 1.8L
- Fuel Type: Petrol
- Introduction: 1998-2005
- Features: A turbocharged 1.8L engine designed for smaller models, offering a good balance of power and efficiency.
- Suitable Models: Audi A4 (B6).
8. CDZA
- Configuration: V6, DOHC, 24-valve
- Displacement: 3.0L
- Fuel Type: Petrol
- Introduction: 2010-present
- Features: This supercharged V6 engine is part of Audi's modern powertrains, known for strong performance and smooth power delivery.
- Suitable Models: Audi A6 (C7), Audi S4 (B8).
9. BKB
- Configuration: Inline-4, SOHC, 8-valve, turbocharged
- Displacement: 2.0L
- Fuel Type: Diesel
- Introduction: 2004-2008
- Features: A turbocharged diesel engine with excellent fuel efficiency and reliability, designed for mid-size Audi models.
- Suitable Models: Audi A4 (B7).
10. BYJ
- Configuration: Inline-4, DOHC, turbocharged
- Displacement: 2.0L
- Fuel Type: Diesel
- Introduction: 2005-2008
- Features: A diesel engine featuring advanced turbocharging and common-rail fuel injection, providing strong torque and fuel efficiency.
- Suitable Models: Audi A6 (C6).
11. BBG
- Configuration: Inline-4, DOHC, turbocharged
- Displacement: 1.8L
- Fuel Type: Petrol
- Introduction: 2000-2006
- Features: Known for its solid reliability and good fuel efficiency, this turbocharged engine is part of Audi’s popular 1.8T lineup.
- Suitable Models: Audi A4 (B6), Audi TT (8N).
12. CADA
- Configuration: Inline-4, DOHC, turbocharged
- Displacement: 2.0L
- Fuel Type: Petrol
- Introduction: 2008-2013
- Features: Part of the EA888 engine family, known for fuel efficiency and performance with direct injection and turbocharging.
- Suitable Models: Audi A4 (B8), Audi A5 (B8).
13. BPJ
- Configuration: Inline-4, DOHC, turbocharged
- Displacement: 2.0L
- Fuel Type: Petrol
- Introduction: 2006-2009
- Features: A turbocharged engine from the EA113 family, offering strong performance in compact and mid-size vehicles.
- Suitable Models: Audi A4 (B7), Audi A3 (8P).
14. BAT
- Configuration: Inline-4, DOHC, turbocharged
- Displacement: 2.0L
- Fuel Type: Petrol
- Introduction: 2003-2005
- Features: Turbocharged engine with direct fuel injection, providing a good mix of power and efficiency.
- Suitable Models: Audi A3 (8P).
15. AUK
- Configuration: V8, DOHC, 32-valve
- Displacement: 4.2L
- Fuel Type: Petrol
- Introduction: 2004-2011
- Features: Naturally aspirated V8 engine with excellent power output, known for its durability and smooth operation.
- Suitable Models: Audi A8 (D3), Audi S4 (B7).
16. ATX
- Configuration: Inline-4, DOHC
- Displacement: 1.6L
- Fuel Type: Petrol
- Introduction: 1995-2003
- Features: A reliable, naturally aspirated engine known for its simplicity and longevity.
- Suitable Models: Audi A3 (8L).
17. APS
- Configuration: Inline-4, DOHC, turbocharged
- Displacement: 1.8L
- Fuel Type: Petrol
- Introduction: 1996-2003
- Features: Part of the 1.8T engine family, known for its solid performance and turbocharging capability.
- Suitable Models: Audi A3 (8L), Audi A4 (B5).
18. CCUA
- Configuration: V10, DOHC, twin-turbocharged
- Displacement: 5.0L
- Fuel Type: Diesel
- Introduction: 2008-2012
- Features: A unique V10 diesel engine with twin-turbocharging, offering immense torque and power for heavy-duty performance.
- Suitable Models: Audi Q7 (4L).
19. CUJA
- Configuration: Inline-4, DOHC, turbocharged
- Displacement: 2.0L
- Fuel Type: Petrol
- Introduction: 2012-present
- Features: A member of the EA888 family, featuring improved efficiency, turbocharging, and direct fuel injection.
- Suitable Models: Audi A3 (8V), Audi Q3 (8U).
20. CALA
- Configuration: Inline-4, DOHC, turbocharged
- Displacement: 2.0L
- Fuel Type: Petrol
- Introduction: 2008-2015
- Features: An EA888 engine with advanced turbocharging and direct fuel injection, delivering a good blend of power and efficiency.
- Suitable Models: Audi A4 (B8), Audi A5 (B8).