After 12 long years, an affordable SMIC set that performs. Made by enthusiasts, for enthusiasts.  These come with a limited lifetime warranty against leaks or core failure. Please allow up to 5 business days for your order to ship. Once an order is placed for this product, there is a 30% restocking and raw materials fee for any cancellations. Each set is made to order!  THIS PRODUCT IS FOR OFF ROAD USE ONLY. Fits both s4 and rs4 models from 2000-2002 and ALL other vehicles using the 2.7T engine with little to no cosmetic modification.  There will be no tabs for shrouds attached unless specifically requested at the time of purchase.  (bi pipes pictured, not included.  Shrouds have been discontinued due to zero performance gains).   Our inlets/outlets measure 2.5" and core measures 10x8x4.5

We no longer offer the RS4 Hoses.

Stage 1 - EMP brushless water pump kit - increased flow will reduce IAT rise over 1/4 mile by up to 50% from OEM hardware levels.

Stage 1.5 - With stage 1 already installed, the Spal fan kit with wiring harness.  

5.1" 991 Turbo Intercoolers with billet end tanks, interchangeable between stock and 2.5" inlet and outlet.

Using the same proven 4.5" core used in our #1 Audi smic, we have developed a highly efficient 996/997 Turbo side mount intercooler.

Using the same proven 4.5" core used in our #1 Audi smic, we have developed a highly efficient 996/997 Turbo side mount intercooler.

Complete 4.0T air to air intercooler solution.  Optional port fuel injection solution integrated to the kit with 4 x 1300cc injectors, silly rabbit tuning port fuel injector controller, wiring harness and lines.  Port fuel uncorks the power limitations of the OEM fuel system permitting 1000+ whp on ethanol, race gas etc.

Video Installation guide https://www.youtube.com/watch?v=ppaH64K0UcE

Note: Installing this unit will lose night vision option on C7 cars but not the S8 models.

The Alpha Performance Porsche 991.1 Intercooler System utilizes a pair of 5” thick, high volume cores giving you the most power producing upgrade on the market. Each core provides optimum fin density for unmatched cooling

The Alpha Performance Porsche 997.1TT Intercooler System utilizes a pair of 5.5” thick, high volume cores giving you the most power producing upgrade on the market. Each core provides optimum fin density for unmatched cooling.

APR is pleased to present the ultimate engine control unit (ECU) upgrade for the 2.0T EA888 Gen 3 engine!

APR’s ECU Upgrades are the best dollar-per-horsepower modification one can make to the 2.0T engine. The upgrades dramatically increase horsepower and torque, making for an exceptionally quicker and more exciting vehicle. This is made possible through APR’s optimization of the factory engine management system to take full advantage of the engine’s capabilities, without needing any end user adjustment. The software loads to the factory ECU through the OBD-II port, resulting in a clean and headache-free install. Furthermore, for those looking for tuning with a limited powertrain warranty, APR Plus has you covered!

APR is pleased to present the ultimate engine control unit (ECU) upgrade for the 2.5T EA855 EVO (Gen 2) engine!

APR’s ECU Upgrades are the best dollar-per-horsepower modification one can make to the 2.5T engine. The upgrades dramatically increase horsepower and torque, making for an exceptionally quicker and more exciting vehicle. This is made possible through APR’s optimization of the factory engine management system to take full advantage of the engine’s capabilities, without needing any end user adjustment. The software loads to the factory ECU through the OBD-II port, resulting in a clean and headache-free install. Optional features, such as APR's EMCS Program Switching and APR Mobile are available. Furthermore, for those looking for tuning with a limited powertrain warranty, APR Plus has you covered!

The APR Intercooler System is a massive front mounted upgrade that dramatically reduces intake air temperature (IAT), minimizes heat soak, and provides increased performance! The system is an easy to install, direct bolt-on design, that is recommended at every stage of performance.

The APR Intercooler System is a massive front mounted upgrade that dramatically reduces intake air temperature (IAT), minimizes heat soak, and provides increased performance! The system is an easy to install, direct bolt-on design, that is recommended at every stage of performance.