Products > SHOP AUDI > A4 > Turbo Upgrade

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Fits 97-04 Audi/Passat FREE GROUND SHIPPING
$1,495.00
Up to 300HP (octane dependent), GT2X bolt-on turbo kit utilizing stock exhaust manifold in stock location.
Was: $1,295.00
Now: $1,199.99
This kit does not include Software/ECU Modifications or any fueling methods. A front mounted intercooler kit is highly recommended. If using kit with stock mounted intercooler, minor fabrication of the short section of pipe out of the turbo compressor discharge is required.
Was: $2,399.99
Now: $2,299.99
For use with GT25/28/28R and GTRS eliminator 2.5" O.D.
$39.00

APR's S3 K04 Turbo Conversion is now available for the Audi B8 A4/A5 & Q5 2.0 TFSI Valvelift engine.

$3,574.99 - $3,604.99

The ultimate turbo system upgrade for the 1997-2001 A4 1.8T. This kit is capable of 333 horsepower and 322 foot-pounds of torque at the flywheel on 93 octane gas.

$4,999.99 - $5,299.99

The APR Stage III is the cutting-edge turbo upgrade for your A4 1.8T available from EuroCode Tuning. The APR Stage III produces 280hp.

$4,499.00 - $4,999.00

Fits all Audi and VW 1.8T Engines with Garret or KKK turbo Chargers

$239.99

Now available for the B7 A4 2.0T FSI and the most powerful longitudinal application yet at 375hp and 352 lb ft of torque, APR's Stage 3 is the ultimate performance enhancement for your A4.

$5,799.00 - $6,399.00
Fits all Audi and VW 1.8T Engines with Garret or KKK turbo Chargers
$374.99

APR Stage III+ kit, the ultimate turbo system upgrade for the 2002-2005 A4 1.8T. Capable of 340 horsepower and 332 foot-pounds of torque at the flywheel on 93 octane gas

$5,364.99 - $5,394.99
ATP cast iron manifold designed for T25 or T3, T3/T4 turbo applications.
$0.00 - $389.99
K03 to Garrett (modified stock manifold/Turbine hsg)
Was: $1,950.00
Now: $1,850.00
Fits 1997-2005 B5 & B6 Audi A4 1.8T Models Fits 1996-2005 B5 & B5.5 VW Passat 1.8T Models For K03, K04, ATP Eliminator Series Turbos
$349.00

If you are planning on upgrading to a bigger turbo, don't forget to add one of these kits for maximum fuel flow!

$379.00
Dual Ball Bearing GT25R Turbo assembly with internal wastegate assembly.
Was: $925.00
Now: $900.00
Dual Ball Bearing GT28R Turbo assembly with internal wastegate assembly
Was: $935.00
Now: $919.00
Dual Ball Bearing GT28RS turbo assembly with T25 style turbine inlet.
Was: $1,175.00
Now: $1,100.00
This turbo has a flow capacity of about 450HP.
Was: $1,350.00
Now: $1,200.00
Based upon the same turbo as the HIGH flowing, larger framed GT3071R, but conveniently packaged into the same style turbine housing as the popular GT28Rs/GT2871R turbos.
Was: $1,350.00
Now: $1,200.00