Products

PSI Proformance Stage 1 Performance Package for the 2010-2015 Camaro SS  Unlock your Camaro’s true potential with PSI’s Performance Packages—engineered for 2010–2015 Camaro SS models. Whether you're starting with basic upgrades or building a fully track-prepped machine, our Stage packages deliver scalable performance gains...

PSI Proformance Stage 2 Performance Package for the 2010-2015 Camaro SS  Unlock your Camaro’s true potential with PSI’s Performance Packages—engineered for 2010–2015 Camaro SS models. Whether you're starting with basic upgrades or building a fully track-prepped machine, our Stage packages deliver scalable performance gains...

PSI Proformance Stage 1 Performance Package for 2010-2015 Chevrolet Camaro SS  Unlock your Camaro’s true potential with PSI’s Performance Packages—engineered for 2010–2015 Camaro SS models. Whether you're starting with basic upgrades or building a fully track-prepped machine, our Stage packages deliver scalable performance gains tailored...

PSI Proformance Stage 2 Performance Package for 2012-2015 Chevrolet Camaro ZL1 Take your ZL1 to the next level with our Stage 2 Performance Package—engineered for serious enthusiasts who demand race-proven power and precision. Designed specifically for 2012–2015 Camaro ZL1 models, this package delivers significant...

PSI Proformance Stage 3 Performance Package for 2012-2015 Chevrolet Camaro ZL1 Take your ZL1 to the next level with our Stage 3 Performance Package—engineered for serious enthusiasts who demand race-proven power and precision. Designed specifically for 2012–2015 Camaro ZL1 models, this package delivers significant...

PSI Proformance Stage 1 Performance Package for 2015-2020 Ford Mustang Shelby GT350 There’s nothing quite like the 5.2L Voodoo V8 screaming past 8,000 RPM. Unlock even more sound and performance from your GT350 with PSI Proformance Stage 1 Performance Package—delivering increased horsepower, enhanced driving feedback,...

PSI Proformance Stage 2 Performance Package for 2015-2020 Ford Mustang Shelby GT350 There’s nothing quite like the 5.2L Voodoo V8 screaming past 8,000 RPM. Unlock even more sound and performance from your GT350 with PSI Proformance Stage 2 Performance Package—delivering increased horsepower, enhanced driving...

PSI Proformance 800X Stage 1 Performance Package for 2020-2023 Ford Mustang Shelby GT500 The 2020+ Shelby GT500 has already set the bar as the most capable production Mustang to date. However, at PSI Proformance, we understand that our customers are always looking for that...

PSI Proformance 850X Stage 2 Performance Package for 2020-2023 Ford Mustang Shelby GT500 The 2020+ Shelby GT500 has already set the bar as the most capable production Mustang to date. However, at PSI Proformance, we understand that our customers are always looking for that...

PSI Proformance 900X Stage 3 Performance Package for 2020-2023 Ford Mustang Shelby GT500 The 2020+ Shelby GT500 has already set the bar as the most capable production Mustang to date. However, at PSI Proformance, we understand that our customers are always looking for that...

OBB Accessport for Porsche 991 (992) Turbo / S Throw away your gauges!! The new in-cabin mountable Accessport V3 has a large, full color, higher resolution screen which allows you to monitor up to six parameters in real time. Fully customizable from the look...

APR ECU Tuning - 4.0T EA825 V8 (C8) (RS6/RS7 Performance)   Unleash the True Potential of Your Audi RS6/RS7 Performance Introducing APR's Engine Control Unit (ECU) Upgrades for the powerful 4.0 TFSI EA825 engine found in the Audi RS6 and RS7 Performance! With up...

APR ECU Upgrade - 2.0T EA888 GEN 4 (MQB EVO) (S3) APR Engine Control Unit (ECU) Upgrades are now available for the Volkswagen Golf R (MK8), Arteon, and Audi S3 (8Y) 2.0 TSI EA888 Gen 4 engine with the Continental Simos 19 ECU! Expect...

APR ECU Upgrade - 2.9T EA839 V6 (B9) (RS5) 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, making for an exceptionally quicker and more exciting vehicle. This is made possible...

APR ECU Upgrade - 2.9T EA839 V6 (C8) (S6/S7) 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, making for an exceptionally quicker and more exciting vehicle. This is made possible...

APR ECU Upgrade - 3.0T (992) APR Engine Control Unit (ECU) Upgrades are now available for the Porsche 911 Carrera/Targa (992) 3.0T engine with the Bosch MG1 ECU! Expect massive gains with up to 446-627 HP with 439-533 FT-LBS of torque on tap, depending...

APR ECU Upgrade - 3.0T EA839 V6 (B9) (S4,S5,SQ5) APR Engine Control Unit (ECU) Upgrades are now available for the Audi S4, S5, and SQ5 3.0T EA829 engine with the Bosch MG1 ECU! Expect massive gains with up to 411-620 HP with 551-629 FT-LBS...

APR ECU Upgrade - 3.0T GTS (992) APR Engine Control Unit (ECU) Upgrades are now available for the Porsche 911 Carrera/Targa (992) 3.0T engine with the Bosch MG1 ECU! Expect massive gains with up to 446-627 HP with 439-533 FT-LBS of torque on tap,...

APR ECU Upgrade - 3.0T S (992) APR Engine Control Unit (ECU) Upgrades are now available for the Porsche 911 Carrera/Targa (992) 3.0T engine with the Bosch MG1 ECU! Expect massive gains with up to 446-627 HP with 439-533 FT-LBS of torque on tap,...

APR ECU Upgrade - 4.0T EA825 V8 (4M) (RS Q8) 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...