{"product_id":"5-5l-m273-downpipes","title":"5.5L M273 Downpipes","description":"The RedStar Exhaust downpipes are specifically engineered for the 2009-2011 Mercedes E500\/E550 W212 Sedan models equipped with the 5.5L M273 Naturally Aspirated engine.\n\nThey feature 100% TIG welded and back-purged construction, ensuring strong, leak-free joints. The installation is a direct 100% bolt-on process, utilizing OEM-spec flanges and all necessary brackets and mounts for an exact fit.\n\nCustomers can choose from various options, including catalytic converters such as HJS HD 200cpsi or GESI GEN2 400cpsi, or a competition (catless) version. An optional performance heat shield with a ceramic inner liner is available to reduce radiant heat by up to 70-80%. Tunable O2 sensor spacers can also be added to help prevent Check Engine Light conditions, especially when using the catless version without proper ECU tuning. It is highly recommended to consult with Purisic Performance for ECU tuning to optimize performance and calibration.\n\nImportant Note: This product is intended for OFF ROAD\/MOTORSPORT USE ONLY. It is not certified and may not be legal for use on emissions-controlled vehicles in any jurisdiction.","brand":"Mercedes","offers":[{"title":"Default Title","offer_id":52689031201080,"sku":"RS.E550M273.DP","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687367020.jpg?v=1784900782","url":"https:\/\/store.motormia.co\/products\/5-5l-m273-downpipes","provider":"MOTORMIA","version":"1.0","type":"link"}