{"product_id":"m278-downpipes-and-exhaust-e550-rwd","title":"M278 Downpipes and Exhaust, E550 RWD","description":"\u003cp\u003e[ Expect delivery times of 8 weeks ] [ Needs ECU Tuning to run properly ] Weistec Engineering offers True Downpipes for M157 AMG and M278 powered vehicles. Replacing the small and restrictive factory downpipes delivers significant gains in power, throttle response, and exhaust tone.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine family:\u003c\/strong\u003e M278\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e +151 HP, +297 TQ, Weistec 580 hp, 740 lb-ft, stock 429 hp, stock 443 lb-ft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 01-278-02212-5\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eE550 Coupe (C207) 2012-2013\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eSold by Dyne Performance USA, an authorized dealer. Contact \u003ca href=\"mailto:sales@dyneperformance.us\"\u003esales@dyneperformance.us\u003c\/a\u003e for fitment confirmation, lead time, or installation.\u003c\/em\u003e\u003c\/p\u003e","brand":"Weistec","offers":[{"title":"Default","offer_id":56530610782348,"sku":"01-278-02212-5","price":3299.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/dyneperformance.us\/products\/m278-downpipes-and-exhaust-e550-rwd","provider":"Dyne Performance USA ","version":"1.0","type":"link"}