A4/S4/RS4

OVERVIEW This is the ultimate intake upgrade for the Audi A4 and A5 (B9) with the 2.0T EA888 Gen 3 and Gen 4 engines. It flows 46% more than st...

APR is pleased to present the high flow, Turbo Muffler Delete for various 1.8T and 2.0T engines featuring an IHI turbo. All too often OEM componen...

PRODUCT DESCRIPTION  The APR Race Midpipes are both 2.5” and are designed as a simple plug and play upgrade. We use T304 stainless steel piping th...

PRODUCT DESCRIPTION  APR's Wheel Spacers physically move the wheel further away from the hub. In doing so, they give your wheels the desired off...

APR's ECU Upgrades are the best dollar-per-horsepower modification one can make to improve engine performance. The upgrades dramatically increase ...

PRODUCT DESCRIPTION The factory Gen 1 supercharger drive pulley is pressed on to the supercharger's input shaft. It's not possible to remove the fa...

PRODUCT DESCRIPTION The APR Billet Stainless-Steel Dogbone / Subframe Mount Insert limits driveline movement, which helps to minimize wheel-hop an...

PRODUCT DESCRIPTION The APR Turbo Inlet Pipe is an easy-to-install bolt-on upgrade that eliminates a restriction before the turbocharger. Unlike ...

  The APR Pendulum mount replaces the factory mount with a new, thick, billet-aluminum and billet-stainless-steel two-piece design, featuring a PTF...

PRODUCT DESCRIPTION Cold Air Intakes are an excellent modification for any vehicle, as they bring in cooler air, instead of air that has been heat...

APR's ECU Upgrades are the best dollar-per-horsepower modification one can make to improve engine performance. The upgrades dramatically increase ...

APR's ECU Upgrades are the best dollar-per-horsepower modification one can make to improve engine performance. The upgrades dramatically increase ...

APR's ECU Upgrades are the best dollar-per-horsepower modification one can make to improve engine performance. The upgrades dramatically increase ...

APR's ECU Upgrades are the best dollar-per-horsepower modification one can make to improve engine performance. The upgrades dramatically increase ...

APR's ECU Upgrades are the best dollar-per-horsepower modification one can make to improve engine performance. The upgrades dramatically increase ...

APR's ECU Upgrades are the best dollar-per-horsepower modification one can make to improve engine performance. The upgrades dramatically increase ...

APR's ECU Upgrades are the best dollar-per-horsepower modification one can make to improve engine performance. The upgrades dramatically increase ...

PRODUCT DESCRIPTION The APR Intercooler System is a massive front mounted upgrade that dramatically reduces intake air temperature (IAT), minimizes...

PRODUCT DESCRIPTION  The APR High Pressure Fuel Pump (HPFP) dramatically increases the maximum volume of fuel the HPFP can deliver. In doing so, th...

PRODUCT DESCRIPTION  Features: Increase valve train control 71% weight reduction over OEM Golf R retainers 19% weight reduction over OEM Golf R s...

PRODUCT DESCRIPTION  The APR Valve Spring System is a high performance, lightweight upgrade designed to increase valve control and eradicate valve ...

PRODUCT DESCRIPTION  The APR High Pressure Fuel Pump (HPFP) dramatically increases the maximum volume of fuel the HPFP can deliver. In doing so,...

PRODUCT DESCRIPTION  The APR K04 Turbocharger System is a drop in turbo upgrade that dramatically increases power. With this upgrade and accompan...

PRODUCT DESCRIPTION  The APR Intercooler System is a massive front mounted upgrade that dramatically reduces intake air temperature (IAT), minim...