{"product_id":"custom-300-cell-catted-downpipe-header-system-for-mercedes-benz-e63-e63s-amg-gt-c-4-0tt","title":"Custom 300 Cell Catted Downpipe Header System for Mercedes‑Benz E63 E63S AMG GT C 4.0TT","description":"\u003cp data-start=\"154\" data-end=\"397\"\u003eUnlock maximum performance from your 4.0L Twin‑Turbo AMG platform with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"229\" data-end=\"289\"\u003eSTRATEC Custom High‑Flow Catted Downpipe \u0026amp; Header System\u003c\/strong\u003e, available in\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"304\" data-end=\"364\"\u003e100‑cell, 200‑cell, or 300‑cell catalytic configurations\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto match your performance goals.\u003c\/p\u003e\n\u003cp data-start=\"399\" data-end=\"764\"\u003eEngineered for the M177 \/ M178 4.0TT V8 found in the E63, E63S, AMG GT, and GT‑C models, this system replaces restrictive factory exhaust sections to dramatically improve exhaust flow, turbo efficiency, and throttle response. The optimized header and downpipe design enhances exhaust scavenging, helping deliver stronger mid‑range torque and improved top‑end power.\u003c\/p\u003e\n\u003cp data-start=\"766\" data-end=\"970\"\u003ePrecision fabricated from high‑grade stainless steel with mandrel‑bent tubing and TIG‑welded construction, the STRATEC system is built for durability under extreme heat and performance driving conditions.\u003c\/p\u003e\n\u003chr data-start=\"972\" data-end=\"975\"\u003e\n\u003ch3 data-start=\"977\" data-end=\"997\"\u003eCatalyst Options\u003c\/h3\u003e\n\u003cp data-start=\"999\" data-end=\"1028\"\u003e\u003cstrong data-start=\"999\" data-end=\"1026\"\u003e100‑Cell (Race‑Focused)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1029\" data-end=\"1160\"\u003e\n\u003cli data-start=\"1029\" data-end=\"1053\"\u003e\n\u003cp data-start=\"1031\" data-end=\"1053\"\u003eMaximum exhaust flow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1054\" data-end=\"1077\"\u003e\n\u003cp data-start=\"1056\" data-end=\"1077\"\u003eFastest turbo spool\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1078\" data-end=\"1119\"\u003e\n\u003cp data-start=\"1080\" data-end=\"1119\"\u003eLoudest, most aggressive exhaust tone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1120\" data-end=\"1160\"\u003e\n\u003cp data-start=\"1122\" data-end=\"1160\"\u003eIntended for high‑performance builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1162\" data-end=\"1203\"\u003e\u003cstrong data-start=\"1162\" data-end=\"1201\"\u003e200‑Cell (Performance Street Setup)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1204\" data-end=\"1333\"\u003e\n\u003cli data-start=\"1204\" data-end=\"1247\"\u003e\n\u003cp data-start=\"1206\" data-end=\"1247\"\u003eSignificant flow improvement over stock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1248\" data-end=\"1293\"\u003e\n\u003cp data-start=\"1250\" data-end=\"1293\"\u003eAggressive tone with balanced drivability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1294\" data-end=\"1333\"\u003e\n\u003cp data-start=\"1296\" data-end=\"1333\"\u003eIdeal for tuned street applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1335\" data-end=\"1379\"\u003e\u003cstrong data-start=\"1335\" data-end=\"1377\"\u003e300‑Cell (Refined Performance Upgrade)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1380\" data-end=\"1514\"\u003e\n\u003cli data-start=\"1380\" data-end=\"1429\"\u003e\n\u003cp data-start=\"1382\" data-end=\"1429\"\u003eImproved flow while maintaining smoother tone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1430\" data-end=\"1483\"\u003e\n\u003cp data-start=\"1432\" data-end=\"1483\"\u003eBest suited for daily‑driven performance vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1484\" data-end=\"1514\"\u003e\n\u003cp data-start=\"1486\" data-end=\"1514\"\u003eMore refined sound profile\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1516\" data-end=\"1519\"\u003e\n\u003ch3 data-start=\"1521\" data-end=\"1545\"\u003ePerformance Benefits\u003c\/h3\u003e\n\u003cul data-start=\"1547\" data-end=\"1830\"\u003e\n\u003cli data-start=\"1547\" data-end=\"1601\"\u003e\n\u003cp data-start=\"1549\" data-end=\"1601\"\u003eReduced backpressure for improved turbo efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1602\" data-end=\"1627\"\u003e\n\u003cp data-start=\"1604\" data-end=\"1627\"\u003eFaster turbo response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1628\" data-end=\"1676\"\u003e\n\u003cp data-start=\"1630\" data-end=\"1676\"\u003eIncreased mid‑range torque and top‑end power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1677\" data-end=\"1714\"\u003e\n\u003cp data-start=\"1679\" data-end=\"1714\"\u003eEnhanced AMG V8 exhaust character\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1715\" data-end=\"1761\"\u003e\n\u003cp data-start=\"1717\" data-end=\"1761\"\u003eHigh‑strength stainless steel construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1762\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1764\" data-end=\"1798\"\u003ePrecision TIG welded fabrication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1799\" data-end=\"1830\"\u003e\n\u003cp data-start=\"1801\" data-end=\"1830\"\u003eDirect bolt‑on installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1832\" data-end=\"1835\"\u003e\n\u003ch3 data-start=\"1837\" data-end=\"1848\"\u003eFitment\u003c\/h3\u003e\n\u003cp data-start=\"1850\" data-end=\"2014\"\u003eMercedes‑Benz E63 AMG W213 – 4.0TT V8\u003cbr data-start=\"1887\" data-end=\"1890\"\u003eMercedes‑Benz E63S AMG W213 – 4.0TT V8\u003cbr data-start=\"1928\" data-end=\"1931\"\u003eMercedes‑AMG GT – 4.0TT V8\u003cbr data-start=\"1957\" data-end=\"1960\"\u003eMercedes‑AMG GT‑C – 4.0TT V8\u003cbr data-start=\"1988\" data-end=\"1991\"\u003eModel Years 2014–2022\u003c\/p\u003e","brand":"Bull Boost Performance","offers":[{"title":"Default Title","offer_id":53364555252019,"sku":"721814383379","price":1299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2720\/8266\/files\/asrw_4e04a0ad-f522-46d8-a1ca-962cc2791c77.png?v=1779122361","url":"https:\/\/ntxglow.com\/products\/custom-300-cell-catted-downpipe-header-system-for-mercedes-benz-e63-e63s-amg-gt-c-4-0tt","provider":"NTXGlow","version":"1.0","type":"link"}