APR News
APR 2019 PORSCHE 911 GT3 RS 4.0L (991.2) ECU UPGRADE!
We’re excited to announce our Engine Control Unit (ECU) Upgrades are now available for the Porsche 911 GT3 RS (991.2) 4.0L engine with the Bosch MED17.x ECU! Expect excellent gains with up to 539-577 HP with 362-380 FT-LBS of torque on tap, depending on octane, from this simple software upgrade.