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The ECU Plus Upgrade brings the C292 - GLE 43 AMG Coupe up to 416 HP and 460 LB-FT
RENNtech Stainless Steel Sport Mufflers w/Electronic Valve System
CLASS S LONG (W 221) 351 V6 4-Matic Blue Efficiency (HP: 306 | Year: 11 > )
RENNtech M177 Carbon Fiber Airboxes solve this problem through increased volume and airflow
Gains: Up to +222 HP | +83LB-FT
RENNtech ECU Hand Held Tuner (HHT) for CLS 500 | C219 | 320 HP / 355 LB-FT | MY2005-2006 audi-s3--8p---2006-2012--2-0l-tfsi-esr5566206 The ECU Plus Upgrade bringsRENNtech ECU HHT (HandHeldTuner) for the 219 CLS 500. Up to 320HP and 355 LB FT LB FT. Gains: +18HP & +16LB FT. RENNtech 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.
US$ 46.00
US$ 101.00
US$ 10.50