{"product_id":"s55-catless-downpipe","title":"S55 M3\/M4\/M2C Catless Downpipe","description":"\u003ch1 data-section-id=\"1ubdzd3\" data-start=\"0\" data-end=\"37\" class=\"PDq2pG_selectionAnchorContainer\"\u003eJCS Euro Parts S55 Catless Downpipe\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp data-start=\"39\" data-end=\"408\"\u003eThe \u003cstrong data-start=\"43\" data-end=\"82\"\u003eJCS Euro Parts S55 Catless Downpipe\u003c\/strong\u003e is engineered to maximize exhaust flow and unleash the full performance potential of the BMW S55 twin-turbo engine. Featuring a true catless design and smooth mandrel-bent tubing, this downpipe significantly reduces exhaust backpressure for improved horsepower, faster turbo spool, and a deeper, more aggressive exhaust note.\u003c\/p\u003e\n\u003cp data-start=\"410\" data-end=\"638\"\u003eConstructed from premium T304 stainless steel with precision TIG welding, the JCS Euro Parts Catless Downpipe offers exceptional durability, corrosion resistance, and an OEM-style direct bolt-on fit for BMW S55-powered vehicles.\u003c\/p\u003e\n\u003chr data-start=\"640\" data-end=\"643\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"645\" data-end=\"660\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"662\" data-end=\"1146\"\u003e\n\u003cli data-section-id=\"10hrwvo\" data-start=\"662\" data-end=\"708\"\u003eTrue catless design for maximum exhaust flow\u003c\/li\u003e\n\u003cli data-section-id=\"w2s426\" data-start=\"709\" data-end=\"752\"\u003ePremium T304 stainless steel construction\u003c\/li\u003e\n\u003cli data-section-id=\"em4urr\" data-start=\"753\" data-end=\"786\"\u003ePrecision TIG-welded throughout\u003c\/li\u003e\n\u003cli data-section-id=\"8ox4yx\" data-start=\"787\" data-end=\"830\"\u003eMandrel-bent tubing for unrestricted flow\u003c\/li\u003e\n\u003cli data-section-id=\"jsoyhx\" data-start=\"831\" data-end=\"873\"\u003eCNC-machined flanges for precise sealing\u003c\/li\u003e\n\u003cli data-section-id=\"1ml7tjy\" data-start=\"874\" data-end=\"906\"\u003eImproves horsepower and torque\u003c\/li\u003e\n\u003cli data-section-id=\"9vdlfl\" data-start=\"907\" data-end=\"957\"\u003eFaster turbo spool and sharper throttle response\u003c\/li\u003e\n\u003cli data-section-id=\"18zuh57\" data-start=\"958\" data-end=\"1012\"\u003eAggressive exhaust sound with enhanced turbo whistle\u003c\/li\u003e\n\u003cli data-section-id=\"1nq0lz4\" data-start=\"1013\" data-end=\"1044\"\u003eFactory-style O2 sensor bungs\u003c\/li\u003e\n\u003cli data-section-id=\"eabfnk\" data-start=\"1045\" data-end=\"1074\"\u003eDirect bolt-on installation\u003c\/li\u003e\n\u003cli data-section-id=\"16j62gm\" data-start=\"1075\" data-end=\"1146\"\u003eCompatible with factory and most aftermarket cat-back exhaust systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1148\" data-end=\"1151\"\u003e\n\u003ch2 data-section-id=\"svhvib\" data-start=\"1153\" data-end=\"1185\"\u003eWhat Problem Does This Solve?\u003c\/h2\u003e\n\u003cp data-start=\"1187\" data-end=\"1341\"\u003eThe factory catalytic converters create exhaust restrictions that limit the performance of the S55 engine, especially on tuned or high-boost applications.\u003c\/p\u003e\n\u003cp data-start=\"1343\" data-end=\"1456\"\u003eReplacing the restrictive OEM catalytic converters with the \u003cstrong data-start=\"1403\" data-end=\"1442\"\u003eJCS Euro Parts S55 Catless Downpipe\u003c\/strong\u003e helps reduce:\u003c\/p\u003e\n\u003cul data-start=\"1458\" data-end=\"1575\"\u003e\n\u003cli data-section-id=\"173rhb4\" data-start=\"1458\" data-end=\"1480\"\u003eExhaust backpressure\u003c\/li\u003e\n\u003cli data-section-id=\"1cy73gc\" data-start=\"1481\" data-end=\"1492\"\u003eTurbo lag\u003c\/li\u003e\n\u003cli data-section-id=\"1phbvms\" data-start=\"1493\" data-end=\"1519\"\u003eExhaust gas temperatures\u003c\/li\u003e\n\u003cli data-section-id=\"1fd76cj\" data-start=\"1520\" data-end=\"1575\"\u003ePower loss caused by restrictive catalytic converters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1577\" data-end=\"1677\"\u003eThe result is improved turbocharger efficiency, increased power, and enhanced engine responsiveness.\u003c\/p\u003e\n\u003chr data-start=\"1679\" data-end=\"1682\"\u003e\n\u003ch2 data-section-id=\"f0qyku\" data-start=\"1684\" data-end=\"1705\"\u003eEngineering Design\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1rdqjn9\" data-start=\"1707\" data-end=\"1741\"\u003eHigh-Flow Catless Construction\u003c\/h3\u003e\n\u003cul data-start=\"1743\" data-end=\"1873\"\u003e\n\u003cli data-section-id=\"1mla2vw\" data-start=\"1743\" data-end=\"1796\"\u003eEliminates restrictive factory catalytic converters\u003c\/li\u003e\n\u003cli data-section-id=\"1gy7acc\" data-start=\"1797\" data-end=\"1825\"\u003eMaximizes exhaust gas flow\u003c\/li\u003e\n\u003cli data-section-id=\"e476w\" data-start=\"1826\" data-end=\"1873\"\u003eReduces backpressure for improved performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1hh9oo\" data-start=\"1875\" data-end=\"1898\"\u003eMandrel-Bent Tubing\u003c\/h3\u003e\n\u003cul data-start=\"1900\" data-end=\"2007\"\u003e\n\u003cli data-section-id=\"vcn8s1\" data-start=\"1900\" data-end=\"1929\"\u003eSmooth internal transitions\u003c\/li\u003e\n\u003cli data-section-id=\"1yfdn6x\" data-start=\"1930\" data-end=\"1966\"\u003eMaintains consistent pipe diameter\u003c\/li\u003e\n\u003cli data-section-id=\"eei9p3\" data-start=\"1967\" data-end=\"2007\"\u003eOptimized for maximum exhaust velocity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1r2g22o\" data-start=\"2009\" data-end=\"2038\"\u003ePrecision Bolt-On Fitment\u003c\/h3\u003e\n\u003cul data-start=\"2040\" data-end=\"2176\"\u003e\n\u003cli data-section-id=\"eb693n\" data-start=\"2040\" data-end=\"2071\"\u003eCNC-machined mounting flanges\u003c\/li\u003e\n\u003cli data-section-id=\"16ujvm5\" data-start=\"2072\" data-end=\"2100\"\u003eOEM-style sensor locations\u003c\/li\u003e\n\u003cli data-section-id=\"m6tlmh\" data-start=\"2101\" data-end=\"2143\"\u003eDirect replacement for factory downpipes\u003c\/li\u003e\n\u003cli data-section-id=\"16e9lkh\" data-start=\"2144\" data-end=\"2176\"\u003eNo cutting or welding required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2178\" data-end=\"2181\"\u003e\n\u003ch2 data-section-id=\"juhx4r\" data-start=\"2183\" data-end=\"2211\"\u003eMaterials \u0026amp; Manufacturing\u003c\/h2\u003e\n\u003cp data-start=\"2213\" data-end=\"2247\"\u003e\u003cstrong data-start=\"2213\" data-end=\"2226\"\u003eMaterial:\u003c\/strong\u003e T304 Stainless Steel\u003c\/p\u003e\n\u003cp data-start=\"2249\" data-end=\"2303\"\u003e\u003cstrong data-start=\"2249\" data-end=\"2267\"\u003eManufacturing:\u003c\/strong\u003e Precision CNC Machined \u0026amp; TIG Welded\u003c\/p\u003e\n\u003cp data-start=\"2305\" data-end=\"2342\"\u003e\u003cstrong data-start=\"2305\" data-end=\"2322\"\u003eConstruction:\u003c\/strong\u003e Mandrel-Bent Tubing\u003c\/p\u003e\n\u003cp data-start=\"2344\" data-end=\"2379\"\u003e\u003cstrong data-start=\"2344\" data-end=\"2355\"\u003eFinish:\u003c\/strong\u003e Brushed Stainless Steel\u003c\/p\u003e\n\u003chr data-start=\"2381\" data-end=\"2384\"\u003e\n\u003ch2 data-section-id=\"6hv2og\" data-start=\"2386\" data-end=\"2405\"\u003ePackage Includes\u003c\/h2\u003e\n\u003cul data-start=\"2407\" data-end=\"2498\"\u003e\n\u003cli data-section-id=\"bryvjc\" data-start=\"2407\" data-end=\"2431\"\u003eFront Catless Downpipe\u003c\/li\u003e\n\u003cli data-section-id=\"1kqnnbh\" data-start=\"2432\" data-end=\"2455\"\u003eRear Catless Downpipe\u003c\/li\u003e\n\u003cli data-section-id=\"ngualn\" data-start=\"2456\" data-end=\"2498\"\u003eInstallation hardware (where applicable)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2500\" data-end=\"2503\"\u003e\n\u003ch2 data-section-id=\"1hhgod1\" data-start=\"2505\" data-end=\"2532\"\u003eInstallation Information\u003c\/h2\u003e\n\u003cp data-start=\"2534\" data-end=\"2565\"\u003e\u003cstrong data-start=\"2534\" data-end=\"2562\"\u003eEngine removal required:\u003c\/strong\u003e No\u003c\/p\u003e\n\u003cp data-start=\"2567\" data-end=\"2609\"\u003e\u003cstrong data-start=\"2567\" data-end=\"2597\"\u003eProfessional installation:\u003c\/strong\u003e Recommended\u003c\/p\u003e\n\u003cp data-start=\"2611\" data-end=\"2658\"\u003e\u003cstrong data-start=\"2611\" data-end=\"2638\"\u003eSpecial tools required:\u003c\/strong\u003e Standard hand tools\u003c\/p\u003e\n\u003cp data-start=\"2660\" data-end=\"2697\"\u003e\u003cstrong data-start=\"2660\" data-end=\"2687\"\u003eEstimated install time:\u003c\/strong\u003e 3–5 hours\u003c\/p\u003e\n\u003chr data-start=\"2699\" data-end=\"2702\"\u003e\n\u003ch2 data-section-id=\"ctfpuh\" data-start=\"2704\" data-end=\"2727\"\u003ePerformance Benefits\u003c\/h2\u003e\n\u003cul data-start=\"2729\" data-end=\"2964\"\u003e\n\u003cli data-section-id=\"11gp0yf\" data-start=\"2729\" data-end=\"2762\"\u003eIncreased horsepower and torque\u003c\/li\u003e\n\u003cli data-section-id=\"16m8vhi\" data-start=\"2763\" data-end=\"2790\"\u003eFaster turbocharger spool\u003c\/li\u003e\n\u003cli data-section-id=\"12wdbtp\" data-start=\"2791\" data-end=\"2819\"\u003eImproved throttle response\u003c\/li\u003e\n\u003cli data-section-id=\"s7agp0\" data-start=\"2820\" data-end=\"2850\"\u003eReduced exhaust backpressure\u003c\/li\u003e\n\u003cli data-section-id=\"1f529if\" data-start=\"2851\" data-end=\"2881\"\u003eMore aggressive exhaust tone\u003c\/li\u003e\n\u003cli data-section-id=\"17lg55n\" data-start=\"2882\" data-end=\"2904\"\u003eEnhanced turbo sound\u003c\/li\u003e\n\u003cli data-section-id=\"1am4smq\" data-start=\"2905\" data-end=\"2964\"\u003eExcellent upgrade for tuned and high-performance vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2966\" data-end=\"2969\"\u003e\n\u003ch2 data-section-id=\"iykr96\" data-start=\"2971\" data-end=\"2989\"\u003eCompared to OEM\u003c\/h2\u003e\n\u003cul data-start=\"2991\" data-end=\"3128\"\u003e\n\u003cli data-section-id=\"1vtz885\" data-start=\"2991\" data-end=\"3012\"\u003eHigher exhaust flow\u003c\/li\u003e\n\u003cli data-section-id=\"zndzgm\" data-start=\"3013\" data-end=\"3040\"\u003eReduced turbo restriction\u003c\/li\u003e\n\u003cli data-section-id=\"k6nwnt\" data-start=\"3041\" data-end=\"3064\"\u003eFaster boost response\u003c\/li\u003e\n\u003cli data-section-id=\"f518p0\" data-start=\"3065\" data-end=\"3097\"\u003eIncreased horsepower potential\u003c\/li\u003e\n\u003cli data-section-id=\"1f5fxnr\" data-start=\"3098\" data-end=\"3128\"\u003eMore aggressive exhaust note\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3130\" data-end=\"3133\"\u003e\n\u003ch2 data-section-id=\"1lchew2\" data-start=\"3135\" data-end=\"3176\"\u003eCompared to High-Flow Catted Downpipes\u003c\/h2\u003e\n\u003cul data-start=\"3178\" data-end=\"3302\"\u003e\n\u003cli data-section-id=\"13ijl55\" data-start=\"3178\" data-end=\"3209\"\u003eMaximum possible exhaust flow\u003c\/li\u003e\n\u003cli data-section-id=\"y3ami4\" data-start=\"3210\" data-end=\"3238\"\u003eLowest exhaust restriction\u003c\/li\u003e\n\u003cli data-section-id=\"1dg6nyt\" data-start=\"3239\" data-end=\"3264\"\u003eGreater power potential\u003c\/li\u003e\n\u003cli data-section-id=\"eyhxb6\" data-start=\"3265\" data-end=\"3302\"\u003eLouder, race-inspired exhaust sound\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3304\" data-end=\"3307\"\u003e\n\u003ch2 data-section-id=\"rzy40p\" data-start=\"3309\" data-end=\"3328\"\u003eImportant Notice\u003c\/h2\u003e\n\u003cul data-start=\"3330\" data-end=\"3647\"\u003e\n\u003cli data-section-id=\"13rewd6\" data-start=\"3330\" data-end=\"3373\"\u003e\u003cstrong data-start=\"3332\" data-end=\"3373\"\u003eFor off-road and motorsport use only.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1ogyfk6\" data-start=\"3374\" data-end=\"3455\"\u003eRemoving factory catalytic converters may not comply with local emissions laws.\u003c\/li\u003e\n\u003cli data-section-id=\"kql25w\" data-start=\"3456\" data-end=\"3508\"\u003eECU tuning is recommended for optimal performance.\u003c\/li\u003e\n\u003cli data-section-id=\"1knd3or\" data-start=\"3509\" data-end=\"3590\"\u003eA Check Engine Light (CEL) may occur without ECU tuning or O2 sensor solutions.\u003c\/li\u003e\n\u003cli data-section-id=\"1ydnvjy\" data-start=\"3591\" data-end=\"3647\"\u003ePlease verify vehicle compatibility before purchasing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3649\" data-end=\"3652\"\u003e\n\u003ch2 data-section-id=\"16q3upg\" data-start=\"3654\" data-end=\"3672\"\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cul data-start=\"3674\" data-end=\"3803\"\u003e\n\u003cli data-section-id=\"fcfp8f\" data-start=\"3674\" data-end=\"3698\"\u003eBMW F80 M3 (2015–2018)\u003c\/li\u003e\n\u003cli data-section-id=\"3cmlx9\" data-start=\"3699\" data-end=\"3729\"\u003eBMW F82 M4 Coupe (2015–2020)\u003c\/li\u003e\n\u003cli data-section-id=\"10vv6lh\" data-start=\"3730\" data-end=\"3766\"\u003eBMW F83 M4 Convertible (2015–2020)\u003c\/li\u003e\n\u003cli data-section-id=\"jeyxhm\" data-start=\"3767\" data-end=\"3803\"\u003eBMW F87 M2 Competition (2019–2021)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3805\" data-end=\"3845\"\u003e\u003cstrong data-start=\"3805\" data-end=\"3816\"\u003eEngine:\u003c\/strong\u003e S55 3.0L Twin-Turbo Inline-6\u003c\/p\u003e\n\u003chr data-start=\"3847\" data-end=\"3850\"\u003e\n\u003ch2 data-section-id=\"1k5q749\" data-start=\"3852\" data-end=\"3862\"\u003eSummary\u003c\/h2\u003e\n\u003cp data-start=\"3864\" data-end=\"4288\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe \u003cstrong data-start=\"3868\" data-end=\"3907\"\u003eJCS Euro Parts S55 Catless Downpipe\u003c\/strong\u003e is designed for enthusiasts seeking maximum performance from their BMW S55 engine. Featuring a true catless design, premium T304 stainless steel construction, and precision manufacturing, it delivers improved horsepower, quicker turbo response, and an aggressive motorsport-inspired exhaust note, making it the perfect upgrade for tuned street, track, and high-performance builds.\u003c\/p\u003e","brand":"JCS Euro Parts","offers":[{"title":"Default Title","offer_id":55821392871497,"sku":null,"price":500.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/3980\/2697\/files\/700019885_1488518416139437_3901674879788160944_n.jpg?v=1784220767","url":"https:\/\/jcseuroparts.com\/products\/s55-catless-downpipe","provider":"JCS Euro Parts","version":"1.0","type":"link"}