APR is now proud to release our K04 upgrade kit for the B6 Audi A4 1.8T. Our kit includes the K04 turbo, the compressor inlet O-ring, three turbo outlet studs, one manifold to turbo gasket, four Bosch fuel injectors, and one turbo to cat gasket. This kit is a straight forward turbo swap that makes a big difference in the power output of the car. This kit makes solid gains in both horsepower and torque. With no other mods than an exhaust, the kit made 247hp/286lb-ft on 93 octane gas. The exhaust is not required. This kit includes software. Injectors sold separately.
Installation Instructions
- High quality materials and components throughout
- ECU software included (See tech notes)
- Big power and torque gains
- OEM K04 drop-in turbo
This Part Fits:
| Year |
Make |
Model |
Submodel |
| 2002-2005 |
Audi |
A4 |
Base |
| 2003-2006 |
Audi |
A4 |
Cabriolet |
| 2002-2005 |
Audi |
A4 Quattro |
Avant |
| 2002-2005 |
Audi |
A4 Quattro |
Base |
