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5% Off
Stage 3 Fueling Kit for 2000-2002 B5 Audi S4 2.7T and Audi A6 2.7T Stage 3 Fueling Kit for 2000-2002 B5 Audi S4 2.7T and Audi A6 2.7T
$719.00 USD
$719.00 USD
$759.00 USD
This is our entry level fueling kits that does NOT include our custom remote tune with revisions and flashing cable.  This will handle any K04 or K04 hybrid setup on 91, 93 octane, or race gas or K...
4% Off
Stage 2 E85 Fueling Kit WITH Custom Tune for 2000-2002 B5 Audi S4 2.7T and 2000-2004 Audi A6 - Allroad 2.7T (AKA Baby Stage 3 Kit) Stage 2 E85 Fueling Kit WITH Custom Tune for 2000-2002 B5 Audi S4 2.7T and 2000-2004 Audi A6 - Allroad 2.7T (AKA Baby Stage 3 Kit)
$1,019.00 USD
$1,019.00 USD
$1,059.00 USD
This is our entry level fueling kits that includes our custom remote tune with revisions and flashing cable.  Up to 380-390 wtq and 300-330 whp to the wheels! Great option if you are looking to hav...
24% Off
AEM V3 Universal Water-Meth Injection Kit 30-3300
from $492.00 USD
from $492.00 USD
$647.06 USD
AEM V3 Universal Water/Meth Injection Kit 30-3300Water injection for gas engines is a proven means for effectively reducing engine inlet air temperatures and suppressing harmful detonation on force...
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11% Off
Innovate DLG-1 Dual Wideband Sensor Lambda Air-Fuel Ratio Gauge
from $398.00 USD
from $398.00 USD
$448.16 USD
Innovate DLG-1 Dual Lambda Air/Fuel Ratio GaugeInnovate DLG-1 Dual Lambda air/fuel ratio gauges allow you to monitor left and right exhaust banks at the same time. They are perfect for all V6, V8, ...
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9% Off
710N Diverter Valve upgrade for B5 Audi S4 - Audi A6 2.7T- Allroad 2.7T - Audi C5 RS6 Set of (2)
$116.98 USD
$116.98 USD
$128.99 USD
This is OEM equipment on the 225 Audi TT.  These or our TT diverter valves are great upgrades over stock and provide long service life as well as improved performance and response.  These are a mus...
6% Off
SEP Audi S4 RS4 2.7T - A6 2.7T Billet RS6T RS6-K04 Hybrid Turbo Kit SEP Audi S4 RS4 2.7T - A6 2.7T Billet RS6T RS6-K04 Hybrid Turbo Kit
from $1,699.00 USD
from $1,699.00 USD
$1,799.00 USD
SEP Audi S4 RS4 2.7T / A6 2.7T Billet RS6T - RS6/K04 Hybrid Turbo Kit These turbos feature billet rs6 style billet compressor with rs6 size turbine from enhanced turbo UK.  Featuring upgraded 360 d...
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34% Off
ME7 FTDI Based Flashing Cable
$32.99 USD
$32.99 USD
$50.00 USD
ME7 FTDI Based Flashing Cable that works with our flashing software.
22% Off
N75 Boost Controller Upgrade Kit - Retrofit to newer FSI Audi-VW Pierburg Boost Solenoid N75 Boost Controller Upgrade Kit - Retrofit to newer FSI Audi-VW Pierburg Boost Solenoid
$99.99 USD
$99.99 USD
$129.00 USD
N75 Boost Controller Upgrade Kit / Retrofit to newer Audi/VW Pierburg Boost SolenoidIncludes genuine Pierburg boost solenoid from later model FSI audi/vw, plug and play wiring adapter, high quality...
27% Off
Replacement Red R8 Coil Pack Kit (Set of 6)
$165.00 USD
$165.00 USD
$225.00 USD
This includes 6 high quality red r8 push down style coil packs, commonly used with our complete conversion kit sold on the website for 2.7T.   
40% Off
Complete R8 Coil Conversion Upgrade Kit - ICM Delete for Audi B5 S4 and C5 A6 - Allroad 2.7T Complete R8 Coil Conversion Upgrade Kit - ICM Delete for Audi B5 S4 and C5 A6 - Allroad 2.7T
$299.00 USD
$299.00 USD
$499.00 USD
Complete R8 Coil Conversion Upgrade Kit / ICM Delete  for Audi B5 S4 and C5 A6 / Allroad 2.7T- (6) R8 Red Top Coil Packs- (2) ICM Plug and Play Delete Adapters- (6) Coil Pack Wiring Plug and Play A...
3% Off
Torque Factory Y-Pipe with 3 Torque Factory Y-Pipe with 3
from $1,649.00 USD
from $1,649.00 USD
$1,695.00 USD
3 Silver / 2 Black KITS LEFT AVAILABLE! Kit Includes: Torque Factory Y-Pipe 4.5” (114mm) inlet with dual 3.5” (89mm) outlets. 4.5” (114mm)  MAF and Intake with bell mouthed filter (6.5” b...
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21% Off
Set of TWO Audi S4 - A6 - Allroad 2.7T & RS6 4.2l Biturbo Bosch Primary Oxygen Sensor Plug and Play Pre-cat Air-Fuel O2 Sensors
$192.00 USD
$192.00 USD
$242.65 USD
Set of TWO Audi S4 / A6 / Allroad 2.7T & RS6 4.2l Biturbo Bosch Primary Oxygen Sensor Plug and Play Pre-cat Air/Fuel O2 Sensors
6% Off
SEP Audi S4 RS4 2.7T - A6 2.7T Billet K04 Turbo Kit
from $1,699.00 USD
from $1,699.00 USD
$1,799.00 USD
SEP Audi S4 RS4 2.7T / A6 2.7T Billet K04 Turbo Kit These are our billet wheel version of our ko4 025/26. These turbos utilize a slightly bigger / taller compressor wheel and are rated for 28 psi. ...
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10% Off
AEM X-Series Oil Pressure Gauge 0-150 PSI Gauge kit 30-0307 AEM X-Series Oil Pressure Gauge 0-150 PSI Gauge kit 30-0307
from $234.31 USD
from $234.31 USD
$261.09 USD
AEM X-Series Oil Pressure Gauge 0-150 PSI Gauge kit 30-0307AEM’s 30-0307 X-Series 150 PSI/10 BAR Digital Oil Pressure gauge combines incredible looks, increased readability and a multitude of new, ...
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6% Off
CSF Aluminum Upgraded Radiator for Audi S4 2.7T with MANUAL TRANSMISSION
$469.00 USD
$469.00 USD
$499.00 USD
CSF Aluminum Upgraded Radiator for Audi S4 2.7T with MANUAL TRANSMISSIONCSF racing radiators feature the most advanced and efficient radiator cores in the industry. Offered for both vehicle-specifi...
12% Off
AFE 3.5
$75.00 USD
$75.00 USD
$85.49 USD
AFE 3.5" Magnum Flow Pro Dry S Cone Air FilterThese filters have been tested to work well with the MAF elements used on many audi vehicles.  We found after tuning MAF based Audi and VW vehicles ove...