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APR B6 S4 4.2 - Perfomance Chip ECU Upgrade thumbnail APR Perfomance "Chip" ECU Tuning for Audi B6 S4

Free installation at Achtuning!
APR Perfomance Chip ECU Upgrade for Audi B7 A4 2.0T thumbnail APR Perfomance "Chip" ECU Tuning for Audi B7 A4 2.0T

Free installation at Achtuning!
APR Perfomance APR Perfomance "Chip" ECU Tuning for Audi B7 RS4 4.2 FSI

Free installation at Achtuning!
APR Perfomance Chip ECU Upgrade for Audi B8 A4 2.0T thumbnail APR Perfomance "Chip" ECU Tuning for Audi B8 2.0T

Free installation at Achtuning!
APR Perfomance APR Perfomance "Chip" ECU Tuning for Audi C5 A6 4.2

Free installation at Achtuning!
APR TT 1.8T Perfomance Chip ECU Upgrade thumbnail APR Perfomance "Chip" ECU Tuning for Audi MkI TT 1.8t

Free installation at Achtuning!
APR Perfomance Chip ECU Tuning for Audi MkII TT 2.0T thumbnail APR Perfomance "Chip" ECU Tuning for Audi MkII TT 2.0T

Free installation at Achtuning!
APR Perfomance APR Perfomance "Chip" ECU Tuning for Audi Q5 2.0T

Free installation at Achtuning!
APR Perfomance Chip flash ECU Tuning for Volkswagen 2.5L thumbnail APR Perfomance "Chip" ECU Tuning for Volkswagen 2.5L

Free installation at Achtuning!
APR Perfomance Chip ECU Tuning for VW Golf, GTI, Jetta, EOS, and B6 Passat 2.0T thumbnail APR Perfomance "Chip" ECU Tuning for Volkswagen Golf, GTI, Jetta, EOS, and B6 Passat 2.0T

Free installation at Achtuning!
APR Perfomance Chip ECU Tuning for VW Golf, Jetta, Passat and New Beetle 1.8T thumbnail APR Perfomance "Chip" ECU Tuning for Volkswagen Golf, Jetta, Passat and New Beetle 1.8T

Free installation at Achtuning!
APR Perfomance flash ECU Tuning for Volkswagen MkV R32 thumbnail APR Perfomance "Chip" ECU Tuning for Volkswagen MkV R32

Free installation at Achtuning!
APR Perfomance Chip ECU Tuning for VW CC 2.0T thumbnail APR Perfomance "Chip" ECU Tuning for VW 2.0T TSI

Free installation at Achtuning!
APR SA000011 Motorsport Turbo Coolant Lines for 1.8T thumbnail APR SA000011 Motorsport Turbo Coolant Lines for 1.8T

FREE SHIPPING!
APR Stage III Turbo and ECU Upgrade for 00-03 Audi MkI TT 180 thumbnail APR Stage III Turbo and ECU Upgrade for 00-03 Audi MkI TT 180 FWD

The APR Stage 3 kit makes 290HP and 296Ft-Lbs of torque on 93 octane pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ kits!
APR Stage III Turbo and ECU Upgrade for 97-01 Audi B5 A4 thumbnail APR Stage III Turbo and ECU Upgrade for 97-01 Audi B5 A4

The APR Stage 3 kit makes 280HP and 302Ft-Lbs of torque on 93 octane pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR Stage III Turbo and ECU Upgrade for 98-01 VW Passat 1.8T thumbnail APR Stage III Turbo and ECU Upgrade for 98-01 VW Passat 1.8T

The APR Stage 3 kit makes 280HP and 302Ft-Lbs of torque on 93 octane pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR Stage III Turbo and ECU Upgrade for MkIV VW Golf and Jetta thumbnail APR Stage III Turbo and ECU Upgrade for MkIV VW Golf and Jetta

The APR Stage 3 kit makes 290 HP and 296 Lb-ft of torque on 93 octane Pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR T2100001 K04 Turbo upgrade for VW MkIV Golf, GTI and Jetta 1.8t thumbnail APR T2100001 K04 Turbo upgrade for Volkswagen MkIV Golf, GTI and Jetta 1.8t


Achtuning offers Free Shipping on all APR K-04 turbo kits!
APR T2100004 K04 Turbo and Software Upgrade for Audi B6 A4 1.8t thumbnail APR T2100004 K04 Turbo and Software Upgrade for Audi B6 A4 1.8t

247hp/286lb-ft on 93 octane gas!
Achtuning offers Free Shipping on all APR K-04 kits!
APR T2100007 S3 K04 Turbo Upgrade for VW MkV 2.0T thumbnail APR T2100007 Edition 30 K04 Turbo Upgrade for VW MkV 2.0T

323 HP and 335 lb-ft of Torque on 93 Octane!
Achtuning offers Free Shipping on all APR K-04 turbo kits!
APR T2100007 S3 K04 Turbo Upgrade for Audi A3 2.0T thumbnail APR T2100007 S3 K04 Turbo Upgrade for Audi A3 and TT 2.0T

323 HP and 335 lb-ft of Torque on 93 Octane!
Achtuning offers Free Shipping on all APR K-04 turbo kits!
APR T3100001 Stage III K04 kit for Audi 2.7T thumbnail APR T3100001 Stage III K04 kit for Audi 2.7T

An unbeatable combination of factory RS4 components and APR programming!
The APR Stage 3 kit makes 447HP and 467Ft-Lbs of torque on 93 octane pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR Stage III Turbo and ECU Upgrade for 00-03 Audi MkI TT 180  Quattro thumbnail APR T3100008 Stage III Turbo and ECU Upgrade for 00-03 Audi MkI TT 180 Quattro

The APR Stage 3 kit makes 290HP and 296Ft-Lbs of torque on 93 octane pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ kits!
APR T3100010 Stage III+ Turbo and ECU Upgrade for Audi B6 A4 1.8T thumbnail APR T3100010 Stage III+ Turbo and ECU Upgrade for Audi B6 A4 1.8T

The APR A4 Stage III+ kit is the ultimate turbo system upgrade for the B6 A4 1.8T.
The APR Stage 3+ kit makes 340HP and 332 Ft-Lbs of torque on 93 octane pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR Stage III+ Turbo and ECU Upgrade for 00-03 Audi MkI TT 180 FWD thumbnail APR T3100012 Stage III+ Turbo and ECU Upgrade for 00-03 Audi MkI TT 180 FWD

The APR Stage 3+ kit makes 340HP and 320Ft-Lbs of torque on 93 octane Pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR T3100012 Stage III+ Turbo and ECU Upgrade for MkIV VW Golf and Jetta thumbnail APR T3100012 Stage III+ Turbo and ECU Upgrade for MkIV VW Golf and Jetta

The APR Stage 3+ kit makes 340HP and 320 Lb-ft of torque on 93 octane Pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR Stage III+ Turbo and ECU Upgrade for 00-03 Audi MkI TT 180 thumbnail APR T3100014 Stage III+ Turbo and ECU Upgrade for 00-03 Audi MkI TT 180 Quattro

The APR Stage 3+ kit makes 340HP and 320Ft-Lbs of torque on 93 octane Pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR T3100021 Stage III+ Turbo and ECU Upgrade for 2001 Audi B5 A4 thumbnail APR T3100021 Stage III+ Turbo and ECU Upgrade for 2001 Audi B5 A4

The APR Stage 3+ kit makes 333HP and 322Ft-Lbs of torque on 93 octane pump gas!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR T3100022 Stage III Turbo Upgrade for Audi A3 2.0T FSI thumbnail APR T3100022 Stage III Turbo Upgrade for Audi 2.0T FSI

382HP and 332Lb of torque!
This kit includes the APR FSI fuel pump and APR Front Mounted Intercooler!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR T3100022 Stage III Turbo Upgrade for VW MkV 2.0T FSI thumbnail APR T3100022 Stage III Turbo Upgrade for VW MkV 2.0T FSI

382HP and 332Lb of torque!
This kit includes the APR FSI fuel pump and APR Front Mounted Intercooler!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR T3100026 Stage III Turbo Upgrade for Audi B7 A4 2.0T thumbnail APR T3100026 Stage III Turbo Upgrade for Audi B7 A4 2.0T

375HP and 352Lb of torque!
This kit includes the APR FSI fuel pump!
Achtuning offers Free Shipping on all APR Stage 3 and Stage III+ turbo kits!
APR T3100028 Stage III Turbo Upgrade for Audi 2.0T TSI thumbnail APR T3100028 Stage III Turbo Upgrade for Audi 2.0T TSI

360HP and 390Lb of torque!
APR T3100028 Stage III Turbo Upgrade for VW 2.0T TSI thumbnail APR T3100028 Stage III Turbo Upgrade for VW 2.0T TSI

360HP and 390Lb of torque!
Audi OEM 18 diameter B7 RS4 style wheels for Audis and Volkswagens thumbnail Audi OEM 18" B7 RS4 style wheels for Audi and Volkswagen

Audi OEM 19 A8 Turbine wheels for Audis and Volkswagens  thumbnail Audi OEM 19" A8 "Turbine" wheels for Audi and Volkswagen

Audi OEM 19 diameter B7 RS4 style wheels for Audis and Volkswagens thumbnail Audi OEM 19" B7 RS4 style wheels for Audi and Volkswagen

Audi OEM 19 diameter BBS RS861 wheels for Audis and Volkswagens thumbnail Audi OEM 19" BBS RS861 wheels for Audi and Volkswagen

Audi OEM 19 diameter R8 wheels for Audis and Volkswagens thumbnail Audi OEM 19" R8 wheels for Audi and Volkswagen

Audi OEM 2.7t Flywheel and Pilot Bearing thumbnail Audi OEM 2.7t Flywheel and Pilot Bearing

*SALE*
An OEM flywheel to go with your performance clutch
Audi OEM B5 RS4 Foglights  thumbnail Audi OEM B5 RS4 Foglights

fits OEM Audi RS4 Front Bumper only.
Free Shipping!
Audi OEM B5 RS4 Lower Center Grille for Audi B5 S4 thumbnail Audi OEM B5 RS4 Lower Center Grille for Audi B5 S4 (3 pack)

Free Shipping!
Audi OEM B5 RS4 Oil Cooler for Audi B5 S4 thumbnail Audi OEM B5 RS4 Oil Cooler for Audi B5 S4

The Audi B5 RS4 Oil cooler offers OEM quality and solid performance.
Free Shipping!
Audi OEM K04-15 Turbo Upgrade for Audi B6 A4 1.8t thumbnail Audi OEM K04-15 Turbo Upgrade for Audi B6 A4 1.8t

Manufactured by Borg-Warner
RS4 OEM Clutch Kit thumbnail Audi OEM RS4 Clutch Kit for 2.7t

An OEM performance clutch that will handle your upgraded power!
Free Shipping!
Audi OEM RS4 Complete Body Kit for Audi B5 A4 and B5 S4 thumbnail Audi OEM RS4 Complete Body Kit for Audi B5 A4 and B5 S4

Convert your Audi A4 or S4 to the RS4 widebody with all OEM Audi parts.
Audi OEM RS4 front bumper kit thumbnail Audi OEM RS4 front bumper

OEM RS4 Bumper shocks and OEM RS4 foglights also available.
(pricing will change with product options)
Audi OEM RS4 Front Hood Grille for Audi B5 A4 and S4 thumbnail Audi OEM RS4 Front Hood Grille for Audi B5 A4 and S4

Add some RS4 style in just minutes with an OEM RS4 hood grille!
Free shipping!
RS4 Intercoolers thumbnail Audi OEM RS4 Intercoolers for Audi 2.7T

OEM RS4 performance intercoolers offer great temperature reduction without the pressure drop.
Free Shipping!
Audi OEM RS4 K04 Turbo Upgrade Kit for Audi 2.7T thumbnail Audi OEM RS4 K04 Turbo Upgrade Kit for Audi 2.7T

OEM RS4 turbos and Achtuning inlet pipes for Audi 2.7t
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