APR's ECU Upgrades are now available for various Audi, Porsche, Seat, Skoda, and Volkswagen TDI Engines!
APR’s ECU Upgrades the best dollar-per-horsepower modifications one can make to a TDI 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 or additional hardware. The software loads to the factory ECU through the OBD-II port, resulting in a clean and headache-free install.
The APR Stage I ECU Upgrade is the first step towards making more power and torque! This simple upgrade requires no engine hardware modifications, and produces excellent leaps in horsepower and torque making the vehicle exceptionally quicker in all scenarios. Available for 4.2L TDI Common Rail (CR) V8 engines.
| Engine | Engine Code | OEM HP | APR HP | OEM Torque | APR Torque | Peak HP Gain | Peak TQ Gain | Notes |
|---|---|---|---|---|---|---|---|---|
| Please Note: Results will vary depending upon environmental conditions, vehicle, transmission, vehicle health, operating conditions, temperatures, fuel quality, dyno type, dyno setup, dyno conditions, other variables and other modifications. | ||||||||
| 4.2TDI | BMC | 320 HP | 395 HP | 443 FT-LBS | 565 FT-LBS | +75 HP | +122 FT-LBS | |
| 4.2TDI | BTR | 326 HP | 365 HP | 560 FT-LBS | 595 FT-LBS | +39 HP | +35 FT-LBS | |
| 4.2TDI | BVN | 340 HP | 395 HP | 479 FT-LBS | 565 FT-LBS | +55 HP | +86 FT-LBS | |
| 4.2TDI | CKDA | 340 HP | 400 HP | 589 FT-LBS | 680 FT-LBS | +60 HP | +91 FT-LBS | |
