{"product_id":"renntech-ecu-hand-held-tuner-hht-mercedes-219-cls-550","title":"Renntech ECU Hand Held Tuner HHT - Mercedes \/ 219 \/ CLS 550","description":"\u003cp\u003e\u003cstrong\u003eRENNtech M273 Biturbo ECU Upgrades\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!\u003c\/p\u003e\n\u003cp\u003eOur 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.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCLS 550 (C219) Stock Performance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e382 HP @ 6000 RPM; 391 LB-FT @ 2800-4800 RPM\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGains:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e402 HP @ 6000 RPM; 405 LB-FT @ 2800-4800 RPM\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RENNtech","offers":[{"title":"Default Title","offer_id":42577748132033,"sku":"ECU:54.219.CLS550","price":1195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0005\/7773\/2663\/products\/renntech_hht_002_121f1191-aa78-431f-b3eb-f0b9d5c52456.jpg?v=1683935328","url":"https:\/\/www.urotuning.com\/products\/renntech-ecu-hand-held-tuner-hht-mercedes-219-cls-550","provider":"UroTuning","version":"1.0","type":"link"}