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Tuning-Guide for the 2.7 V6 Biturbo
The ideal guide to more power in the Audi S4
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Black nitrided intake valves from Supertech for all Audi 2.7T 30V Biturbo engines.
The VAG standard valves have the big disadvantage that they can break on engines with significant power increase or long mileage.
The stock valves are hollow inside and sodium cooled. With the very thin valve stem of only 6mm there is not much material left to protect the valve!
Supertech valves offer the following advantages:
Available in the following sizes:
For 1mm oversize valves, the valve seat must be adjusted.
The kit includes 18 valves without valve cotters.Matching Supertech wedges are required. You can find them below under accessories.
Engine | Engine code |
---|---|
2.7 Biturbo | AZB | 265 hp (195 kW) |
2.7 Biturbo | AGB | 265 hp (195 kW) |
2.7 Biturbo | AZR | 380 hp (280 kW) |
2.7 Biturbo | ASJ | 380 hp (280 kW) |
Engine | Engine code |
---|---|
2.7 Biturbo | AZA | 230 hp (169 kW) |
2.7 Biturbo | AJK | 230 hp (169 kW) |
2.7 Biturbo | BES | 250 hp (184 kW) |
2.7 Biturbo | ARE | 250 hp (184 kW) |
The ideal guide to more power in the Audi S4
Accessories
Black nitrided intake valves from Supertech for all Audi 2.7T 30V Biturbo engines.
The VAG standard valves have the big disadvantage that they can break on engines with significant power increase or long mileage.
The stock valves are hollow inside and sodium cooled. With the very thin valve stem of only 6mm there is not much material left to protect the valve!
Supertech valves offer the following advantages:
Available in the following sizes:
For 1mm oversize valves, the valve seat must be adjusted.
The kit includes 18 valves without valve cotters.Matching Supertech wedges are required. You can find them below under accessories.
Engine | Engine code |
---|---|
2.7 Biturbo | AZB | 265 hp (195 kW) |
2.7 Biturbo | AGB | 265 hp (195 kW) |
2.7 Biturbo | AZR | 380 hp (280 kW) |
2.7 Biturbo | ASJ | 380 hp (280 kW) |
Engine | Engine code |
---|---|
2.7 Biturbo | AZA | 230 hp (169 kW) |
2.7 Biturbo | AJK | 230 hp (169 kW) |
2.7 Biturbo | BES | 250 hp (184 kW) |
2.7 Biturbo | ARE | 250 hp (184 kW) |
The ideal guide to more power in the Audi S4
Accessories