APR Performance ECU Upgrade | D5 S8 | 4.0L Turbo V8

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APR Performance ECU Upgrade | D5 S8 | 4.0L Turbo V8We're excited to announce our Engine Control Unit (ECU) Upgrades are now available for the Audi S8 (D5) 4. 0 TFSI V8 engine with the Bosch MG1 ECU! Expect massive gains with up to 685 767 HP and 731 804 FT LBS of torque on tap, depending on octane, from this simple software upgrade. APR's ECU Upgrades are the best dollar per horsepower modification one can make to improve engine performance. The upgrades dramatically increase horsepower and torque,

APR Roll-Control Front Stabilizer Bar

2 - Rear Lines

Includes IE 207mm crank pully - Dual pulley ratio

deep throaty engine roar when you step on the gas pedal

17th converts to a keychain as a reward if you don’t lose one

We’ve paid close attention to the NVH levels associated with this upgrade

0T FSI engines and is a much stronger setup than the older 1

Whether under hard acceleration

Primary inductance is crucial as it determines the amount of charge the coil can store before firing

complete with turbo and fueling upgrades

we use the latest generation of BorgWarner original turbochargers with the latest spec Audi thermal heat isolation shielding on the exhaust manifold & turbine housing to lower engine bay temperatures and ensure the best performance and safety

that was not the case with the G8x chassis'

Exchange/Return Notes