RENNtech ECU Hand Held Tuner (HHT) for SLK 32 AMG (SLK 170) porsche-911--997-1---2004-2008--gt3-rs-esr8174740 Performance Tests: Vehicle Upgrades 0-60mph

Performance Tests: Vehicle Upgrades 0-60mph 0-100mph 60-130mph 1/4 Mile ET Trap Speed X253 - GLC63 AMG SUV Stock w/Launch Control

RPM Tuned: 525 HP | 508 LB-FT

Narrow & Tall Design Fits more cup holders

Data measured with Racelogic Performance Box

RENNtech ECU Hand Held Tuner (HHT) for SLK 32 AMG (SLK 170) porsche-911--997-1---2004-2008--gt3-rs-esr8174740 Performance Tests: Vehicle Upgrades 0-60mphRENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU. Programming takes only a few minutes and the vehicle can be reflashed at any time as many times as you wish. The