S4 B8

The APR Open Carbon Fiber Intake System is the ultimate intake system for the 3.0 TFSI. The factory system is dramatically undersized, creating a power robbing inlet restriction that's ever-so apparent at higher horsepower levels. To address this, we've done away with the airbox...

The APR Ultracharger System dramatically increases horsepower and torque, and maximizes the power potential of the 3.0 TFSI. It removes a massive pre-supercharger restriction, allowing uninterrupted airflow into the supercharger for up to an astonishing 542 HP with APR's Supercharger and Crank Pulleys. Stunning...

APR's Supercharger Drive and Crank Pulley Upgrades dramatically increase horsepower and torque by increasing the rotational speed of the factory supercharger. APR's Stage II Pulley ECU Upgrade makes the necessary engine management adjustments to handle the increased supercharger speeds, and in turn allows the...

CARBON FIBER LID IE's Cold Air Intake for B8/B8.5 S4 or S5 3.0T engines now includes a small set of holes under the weather stripping that will allow an easy install of a new highly stylized carbon fiber lid. This carbon lid has been...

UPGRADE POWER & SOUND Force feed your Audi S4 or S5 3.0TFSI supercharger direct high-flow rammed air with and IE Cold Air Intake! The perfect addition to your engine bay, instantly adds horsepower, torque, snappy throttle response, and an aggressive supercharger sound. Typical peak...

UPGRADE POWER & SOUND Force feed your Audi S4 or S5 3.0TFSI supercharger direct high-flow rammed air with and IE Cold Air Intake! The perfect addition to your engine bay, instantly adds horsepower, torque, snappy throttle response, and an aggressive supercharger sound. Typical peak...

The IE HPFP (High Pressure Fuel Pump) Upgrade is the missing link to provide enough fuel for dual pulley setups attempting big power on higher octane fuels. The 11.67mm piston is the largest sized diameter possible within the fuel-pump body and offers 3% more...