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6X Upgraded Bosch EV14 Injectors w- adapter clips for B5 Audi S4 (635cc, 724cc, 865cc, 1000cc, 1176cc)
from $269.99 USD
from $269.99 USD
$269.00 USD
A set of 6 authentic Upgraded Bosch EV14 injectors with adapters for your 2.7T application. Please select the size from the drop-down menu you want.  These are the same length as the stock injector...
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Walbro 450 LPH RACING E85 - Gasoline Fuel Pump Walbro 450 LPH RACING E85 - Gasoline Fuel Pump
from $159.00 USD
from $159.00 USD
This is a good inexpensive pump for basic stage 3 / E85 setups with lower power levels.  Doing something extreme?  Check out our dual pump fuel fueling system kits custom built to order!   Fi...
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18% Off
B5 Audi S4 2.7T - Audi A6 2.7T - Audi Allroad 2.7T Custom Stage 3 Tuning
from $449.00 USD
from $449.00 USD
$550.00 USD
Requires a stock ECU or flashed ecu, NO CHIPPED ECU's! If you have a chipped ECU contact us so we can repair it or swap it with a stock unit for you.  This is for stage 3 tune.  It will ship with g...
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10% Off
AEM X-Series Wideband Gauge kit with O2 Sensor
from $199.94 USD
from $199.94 USD
$223.00 USD
AEM X-Series Wideband Gauge kit with O2 Sensor
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8% Off
B5 Audi S4 2.7T - Audi A6 2.7T - Audi Allroad 2.7T Custom Stage 3 Tuning for Complex Builds
from $599.00 USD
from $599.00 USD
$649.00 USD
Requires a stock ECU or flashed ecu, NO CHIPPED ECU's! If you have a chipped ECU contact us so we can repair it or swap it with a stock unit for you.  This is for stage 3 tune.  It will ship with g...
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25% Off
B5 Audi S4 2.7T - Audi A6 2.7T - Audi Allroad 2.7T Custom Stage 2 Tuning
from $299.00 USD
from $299.00 USD
$400.00 USD
B5 Audi S4 2.7T / Audi A6 2.7T / Audi Allroad 2.7T Custom Stage 2 Tuning with RevisionsRequires a stock ECU or flashed ecu, NO CHIPPED ECU's! If you have a chipped ECU contact us so we can repair i...
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Audi B5 S4 - RS4 - A4 & C5 A6 2.7T Stern Motor Mount Kit
from $224.95 USD
from $224.95 USD
CURRENTLY ON BACK ORDER, MINIMUM 8-12 WEEK WAIT TIME Audi B5 S4 / RS4 / A4 & C5 A6 2.7T  Stern Motor Mount Kit ~~This motor mount set is part of the new stern line of performance enhancements f...
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2.7T Maf Intake CAI 2.7T Maf Intake CAI
from $249.00 USD
from $249.00 USD
2.7T Maf housing, intake, all-in-one. 85mm hitachi maf housing required for all basic stage 3 and stage 3+ configurations.  Optional 103mm variant offered for those running turbos larger than rs...
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Latest Products

EHT - Complete Billet Tank Top Hat Kit / Dual Pump Solution for Audi 2000-2005 C5 A6 / A6 Allroad 2.7T / 2003-2004 C5 RS6 4.2 / B6 A4 1.8T B6 S4 4.2 EHT - Complete Billet Tank Top Hat Kit / Dual Pump Solution for Audi 2000-2005 C5 A6 / A6 Allroad 2.7T / 2003-2004 C5 RS6 4.2 / B6 A4 1.8T B6 S4 4.2
from $750.00 USD
from $750.00 USD
EHT - Complete Billet Tank Top Hat Kit / Dual Pump Solution for Audi 2000-2005 C5 A6 / A6 Allroad 2.7T / 2003-2004 C5 RS6 4.2 / B6 A4 1.8T B6 S4 4.2 This is a complete kit for running single or dua...
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EHT - Complete Billet Tank Top Hat Kit / Dual Pump Solution for Audi 2000-2002 B5 S4 2.7T and B5 A4 1.8T EHT - Complete Billet Tank Top Hat Kit / Dual Pump Solution for Audi 2000-2002 B5 S4 2.7T and B5 A4 1.8T
from $750.00 USD
from $750.00 USD
EHT - Complete Billet Tank Top Hat Kit / Dual Pump Solution for Audi 2000-2002 B5 S4 2.7T and B5 A4 1.8T This is a complete kit for running single or dual pump, that includes everything needed incl...
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SRM - Audi S4 B5 2.7T - Billet Tank Hat SRM - Audi S4 B5 2.7T - Billet Tank Hat
$225.00 USD
$225.00 USD
Billet tank hat for 2000-2002 audi b5 s4, comes exactly as pictured with male and female bulk head connectors.  Fittings are not including, drilled for 6AN return and 8AN feed.  This is a good star...
Torque Factory Monster Y-Pipe kit (NO lower inlets) Torque Factory Monster Y-Pipe kit (NO lower inlets)
+2
+1
from $1,249.00 USD
from $1,249.00 USD
Complete Torque-Factory Y-Pipe kit without the lower inlets MAF housing and filter  Y-pipe with 4.5" inlet, 3.5" outlets   3" upper inlets  All necessary clamps and couplers.  Please specify what ...
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3.0 3.0
+3
+2
+1
from $269.00 USD
from $269.00 USD
Works in conjunction with our Y-pipe and can connect to almost any existing lower inlets including RS4, Tial, etc.  We sell various size reducing couplers here.  Highest flowing upper inlets avai...
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2.5 2.5
from $289.00 USD
from $289.00 USD
2.5" (63.5mm) lower turbo inlets for K04, RS4, RS6, K24, and all K04 framed turbos Largest size currently available, allowing maximum airflow into the turbo inducers. Good fitment with factory eng...
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14% Off
Torque Factory Monster Y-Pipe Torque Factory Monster Y-Pipe
+2
+1
from $599.00 USD
from $599.00 USD
$699.00 USD
Torque Factory Y-Pipe 4.5” (114mm) inlet with dual 3.5” (89mm) outlets. Highest flowing Y-Pipe on the market, can support over 1000hp  Will not crack or break.  Made from high strength, cross-link...
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Torque-Factory Engine Bedplate/Girdle Kit Torque-Factory Engine Bedplate/Girdle Kit
$1,495.00 USD
$1,495.00 USD
$1,495.00 USD
Complete block reinforcement kit for APB, BEL, AE, BF 2.7t Audi V6 engines.  Electroplated steel girdle, laser cut, then CNC machined, and final surfacing to ensure no warpage and completely flat....
8X Injector Dynamics IDX EV14 Injectors for Audi RS6 4.2
from $1,089.00 USD
from $1,089.00 USD
A set of 8 Injector Dynamics Bosch EV14 injectors with adapters for your 2003-2004 Audi C5 RS6 4.2 application. Please select the size from the drop-down menu you want.  These are roughly the same ...
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034Motorsport Solid Rear Sway Bar, B4/B5 Audi S2/RS2 & A4/S4/RS4 Quattro, Adjustable 034Motorsport Solid Rear Sway Bar, B4/B5 Audi S2/RS2 & A4/S4/RS4 Quattro, Adjustable
$340.00 USD
$340.00 USD
034Motorsport is proud to offer the ultimate rear sway bar upgrade for the B5 Audi A4/S4/RS4 Quattro! The 034Motorsport Adjustable Solid Rear Sway Bar is made from high-quality spring steel for max...
Aeromotive External FPR 2x 8AN Inlet 1x 6AN Return PN # 13139 Aeromotive External FPR 2x 8AN Inlet 1x 6AN Return PN # 13139
$249.00 USD
$249.00 USD
Aeromotive External FPR 2x 8AN Inlet 1x 6AN Return PN # 13139 A1000 Gen-II EFI Regulator40-70 PSI EFI Regulator with ORB portsHigh Performance, adjustable EFI regulator designed for medium to high ...
S8/A8 Low Pressure Fuel Pump
from $1,495.00 USD
from $1,495.00 USD
This Low-Pressure Fuel Pump for the D4 chassis covering the A8 and S8 models, adds a second brushless pump in the tank. The kit includes a billet bulkhead, pump hanger, SRM secondary brushless cont...
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VTG Boost Controller for Porsche
$1,199.00 USD
$1,199.00 USD
This clever box will allow a tuner to use the factory DME boost control to control a traditional wastegate solenoid. Used when swapping the VTG Turbochargers for traditional wastegate-controlled tu...
SRM1000 Xona Porsche Turbo kit SRM1000 Xona Porsche Turbo kit
from $9,995.00 USD
from $9,995.00 USD
Meet the SRM1000 turbo kit for the 991.1 and 991.2 3.8DFI engines. The kit comes with a set of XR5764 internally gated turbos, trial MVI wastegates, Stainless 316 hand-crafted headers with CNC'd ad...
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Xona IS38 Hybrid turbocharger
$4,200.00 USD
$4,200.00 USD
Fitments: Make Model Year Engine Audi S3 8V (15+) 2.0T
EFR7163 Porsche Turbo Kit
from $4,795.00 USD
from $4,795.00 USD
EFR7163 eliminator kit, bolts directly to stock manifolds, and cutbacks.  750whp pump gas, 1100whp e85/race Fitments: Make Model Year Engine Porsche 911 996 (97-05) Turbo Porsche 911 996 (97...
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