Top Sellers

6X Upgraded Bosch EV14 Injectors w- adapter clips for B5 Audi S4 (635cc, 724cc, 865cc, 1000cc, 1176cc)

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...

18% Off

B5 Audi S4 2.7T - Audi A6 2.7T - Audi Allroad 2.7T Custom Stage 3 Tuning

ETSpec

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...

Walbro

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...

10% Off

AEM X-Series Wideband Gauge kit with O2 Sensor

AEM

from $199.94 USD

~~$223.00 USD~~

AEM X-Series Wideband Gauge kit with O2 Sensor

8% Off

B5 Audi S4 2.7T - Audi A6 2.7T - Audi Allroad 2.7T Custom Stage 3 Tuning for Complex Builds

ETSpec

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...

25% Off

B5 Audi S4 2.7T - Audi A6 2.7T - Audi Allroad 2.7T Custom Stage 2 Tuning

ETSpec

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...

Stern

from $224.95 USD

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 for the Audi and VW vehicles. This kit is designed ...

SRM

from $829.00 USD

SRM 2.7T Side Mount IntercoolersAfter 12 long years, an affordable SMIC set that performs. Made by enthusiasts, for enthusiasts. These come with a limited lifetime warranty against leaks or core f...

PMAS

from $249.00 USD

HPX MAF Sensor with pigtail. Used in highly custom builds. Can be run in blow through or draw through housings. When used in blow through design can run blow off valves where the stock draw thro...

Turbo Installation Kit Set for Audi S4 B5 2.7T, Audi C5 A6 2.7T, and Audi Allroad 2.7T

ETSpec

from $115.00 USD

Includes all necessary gaskets and hardware related to installing new turbos on your Audi S4 B5 2.7T, Audi C5 A6 2.7T, and Audi Allroad 2.7T. Two sets are included at this price! (one for each tur...

ETSpec

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...

5% Off

Stage 3 Fueling Kit WITH Custom Tune for 2000-2002 B5 Audi S4 2.7T and Audi A6 2.7T

ETSpec

$1,129.00 USD

~~$1,189.99 USD~~

This is our entry level fueling kits that includes 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 K24 Hybri...

ETSpec

from $329.00 USD

2.7T Down Pipes available in various configurations WITH UNIVERSAL FLANGES!

9% Off

Audi B5 S4, Allroad, or A6 2.7t Complete Built to Order Turbo Bundle Kits (with fueling, downpipes, intercoolers, tune etc)

ETSpec

$3,829.00 USD

~~$4,229.00 USD~~

We have put together a bundle kit that allows you to get everything you need with the click of the mouse to build your stage 3 S4, Allroad, or A6 2.7T. Simply select which turbos and various compo...

Walbro

from $179.00 USD

This pump can support up to 700 whp on the s4 on Ethanol. Will require a relay kit to run, as it consumes too much power for the factory wiring. This pump is commonly referred to as the Hellcat p...

17% Off

B5 Audi S4 2.7T - Audi A6 2.7T - Audi Allroad 2.7T Custom Stage 3 Tuning for E85

ETSpec

from $499.00 USD

~~$600.00 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 E85 tune. It will ship wi...