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Audi A4 Turbo Upgrades

  • APR 1.8T Stage III Upgrade

    APR 1.8T Stage III Upgrade
    fits: 97-01 Audi A4
    Engines: 1.8T (MT Only)
    HP Gains: 280 HP
    Boost: Custom
    Price: $4,499.00
    Price Match Guarantee
    APR Stage III is our cutting-edge turbo upgrade for your Audi A4 1.8T. We at APR have worked long and hard to bring you the finest 1.8T upgrade available. Both kits are made with the best materials and engineering available, from the exhaust manifold...

  • APR 1.8T Stage IIIplus Kit

    APR 1.8T Stage IIIplus Kit
    fits: 01-01 Audi A4
    Engines: 1.8T (MT Only)
    HP Gains: 333 HP
    Boost: Custom
    Price: $5,299.00
    Price Match Guarantee
    APR announces the Stage III+ kit, the ultimate turbo system upgrade for the 2001 A4 1.8T. This kit is capable of 333 horsepower and 322 foot-pounds of torque at the flywheel on 93 octane gas, while retaining stock-like drivability. APR now REQUIRES t...

  • APR 1.8T Stage IIIplus Upgrade

    APR 1.8T Stage IIIplus Upgrade
    fits: 01-01 Audi A4
    Engines: 1.8T (MT Only)
    HP Gains: 333 HP
    Boost: Custom
    Price: $2,399.00
    Price Match Guarantee
    APR announces the Stage III+ kit, the ultimate turbo system upgrade for the 2001 A4 1.8T. This kit is capable of 333 horsepower and 322 foot-pounds of torque at the flywheel on 93 octane gas, while retaining stock-like drivability. APR now REQUIRES t...

  • APR 2.0 TFSI Valvelift S3 K04 Conversion System

    APR 2.0 TFSI Valvelift S3 K04 Conversion System
    fits: 08-12 Audi A4, 08-12 Audi A5, 08-12 Audi Q5
    Engines: TFSI
    HP Gains: 112HP
    Price: $2,999.00
    Price Match Guarantee
    APR's S3 K04 Turbo Conversion is now available for the Audi B8 A4/A5 & Q5 2.0 TFSI Valvelift engine. APR has developed an excellent entry level turbocharger upgrade for the 2.0 TFSI VL engine by incorporating the OEM turbocharger assembly from th...

  • APR 2.0T FSI Longitudinal S3 K04 Conversion Package

    APR 2.0T FSI Longitudinal S3 K04 Conversion Package
    fits: 05-08 Audi A4
    Engines: 2.0T FSI
    HP Gains: 318 HP
    Boost: Custom
    Price: $4,599.00
    Price Match Guarantee
    APR's S3 K04 Turbo Conversion is now available for the 2005.5-2006 B7 model generation Audi A4 2.0T FSI. APR has developed an excellent entry level turbocharger upgrade for the 2.0T FSI engine by incorporating the OEM turbocharger assembly from the A...

  • APR K04 Turbo Upgrade

    APR K04 Turbo Upgrade
    fits: 02-05 Audi A4
    Engines: 1.8T
    HP Gains: 247 HP
    Boost: Custom
    Price: $2,299.00
    Price Match Guarantee
    Many said it would never happen, but 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 to downpipe studs, one manifold to turbo gasket, four Bosch fuel in...

  • APR Longitudinal 2.0T FSI Stage III Turbo Upgrade Packa...

    APR Longitudinal 2.0T FSI Stage III Turbo Upgrade Package
    fits: 05-08 Audi A4
    Engines: 2.0T FSI
    HP Gains: 375 HP
    Boost: Custom
    Price: $6,399.00
    Price Match Guarantee
    The APR 2.0T FSI Stage III delivers a powerful, refined, turnkey solution from the expertly recalibrated engine management system to the investment cast inconel exhaust manifold and upgraded FSI fuel injectors and fuel pump. Featuring the APR/Garrett...

  • ATP Turbo Kit

    ATP Turbo Kit
    fits: 05-08 Audi A4
    Engines: 2.0T FSI
    HP Gains: 400 HP
    Boost: Custom
    Price: $2,695.00
    Price Match Guarantee
    Fits front wheel drive and Quattro models of the longitudinal engine.