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Specific software is required to use this system. Software is included for various vehicles. Software compatibility must be checked before purchase...

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

The APR Intercooler System is a massive front mounted upgrade that dramatically reduces intake air temperature (IAT), minimizes heat soak, and prov...

The APR Intercooler System is a OEM-location upgrade that dramatically reduces intake air temperature (IAT), minimizes heat soak, and provides incr...

The APR Throttle Booster instantly transforms the way your vehicle feels by customizing how quicky your throttle or accelerator pedal works. Simply...

Introducing the APR Full Intake System for the Audi S4 and S5 (B9) 3.0T EA839APR is proud to unveil the Full Intake System for the Audi S4 and S5 (...

The APR Full Intake System is perfect for Audi enthusiasts seeking the ultimate intake upgrade. Unlike others that address only a portion of the in...

The APR Intake and Turbocharger Inlet System for the Porsche 911 (992) 3.0T and 3.7T offers a substantial upgrade in performance by addressing all ...

The APR Full Intake System for the 2.0T EA888.4 Engine is Here!This is the ultimate intake system for the 2.0T EA888.4 Engine. It's a true full 109...

The APR Full Intake System for the 2.0T EA888.4 Engine is here! This is the ultimate intake system for the 2.0T EA888.4 Engine. It’s a true full 10...

The APR 4.0T EA825 Intake System is here for the Audi (C8) RS6 and RS7!The APR Intake System is a substantial upgrade for the 4.0T EA825 engine. It...

This is the ultimate intake upgrade for the Audi A6 Quattro, A6 allroad, and A7 Sportback 3.0T (C8). It flows 45% more than stock, and reduces pres...

This is the ultimate intake upgrade for the Audi S4 and S5 (B9). It flows 31% more than stock, reduces pressure drop, and improves turbocharger eff...

This is the ultimate intake upgrade for the Audi RS4 and RS5 (B9). It flows 36% more than stock, reduces pressure drop, and improves linearization ...

Adding the optional APR Intake Filter completely transforms the APR Turbocharger Inlet System from subtle to extreme. Our massive 9" long cotton fi...

The APR Turbocharger Inlet System outflows the factory components by up to 45%, and jumps to 60% when adding the APR Intake Filter. This is firstly...

The APR Carbon Fiber Turbo Inlet Pipe replaces the rear factory plastic accordion tube with an attractive carbon fiber inlet, complementing the APR...

The Dinan B4x/B58 heat exchanger for the F2x/F3x chassis assists in mitigating these issues with a more robust core (48mm thick Dinan core vs. 27mm...

Further testing focused on the heat exchanger produced the optimized design you see before you. With 60% more volume and 19% more face area than st...

To propel these hefty, yet capable, luxury vehicles, a large volume of air is required to be fed into two powerful turbochargers. The stock airboxe...

To accomplish the feat in flow that sets the Dinan intake system apart the entire lower box of the system, and not just the lid, has been reworked ...

To achieve the gains in flow that set the Dinan intake system apart, the entire lower box of the system, and not just the lid, has been reworked an...

While sound is undoubtedly important for a large swath of consumers, performance enhancements are equally as important to others. Common to all Din...