All Latest Rs Audi versions Via OBD port fully custom remaps with power printout.

With direct injection including the advanced Bosch MED 9.1 ECU please note RS6 C6 have two Bosch Med 9 slave and master. electronic boost conrol via n75 torque monitered input to give you the best driving expericance.

These engines have two fuel pumps low pressure and high pressure: The low pressure system maintains fuel pressure in the 7.3–72.5 psi (0.5–5 bar) range. The high pressure system maintains fuel pressure in the 435–2175 psi (30–150 bar) range. The pressure range may vary.

Boost pressure is controlled by a Wastegate Bypass Regulator Valve N75 via Bosch med 9.1 ECU Signal. A Turbocharger Recirculating Valve N249 keeps a portion of air running through the intake side of the turbocharger when the throttle valve is closed and boost pressure is still present. This keeps the turbocharger impeller from slowing down, reducing turbo lag when the throttle is applied again. The Wastegate Bypass Regulator Valve N75 and the Turbocharger Recirculating Valve N249 are located on the turbocharger

• Exhaust system with two catalytic
converters can also 3 way,
• Hitatchi ethanol-resistant high-pressure
fuel pump
• Returnless fuel system
• Homogeneous fuel injection
• Decoupled final drive sprocket in the
balance shaft drive gear
• Elliptical secondary drive wheel on the
crankshaft

It is a version of A3 Sportback with a 5 Cylinder, 2.5-litre 340 metric horsepower (250 kW; 340 hp) engine, paired with a seven-speed S tronic, and the quattro on-demand four wheel drive system. Its Accelaration  is quoted as 0 to 62 mph (0 to 100 km/h) in 4.6 seconds, with an electronically limited top speed of 155 mph (249 km/h).

Stage 1: 340 BHP TO 410-420 BHP! extra with these great engines, torque 450 nm to 550 nm. 0-60  4.4 sec can be less.
price 600 pounds with liftime warranty on software.
stage 2 available up to 450 bhp.  with decat or 100 cell high flow cats and air filter, 0-60 4.2 sec
stage 3 plus interooler and hybrid turbo uprated fuel pump. approx 500 bhp 0-60 under 4 sec.