{"product_id":"high-flow-catted-downpipe-set-for-bmw-m5-g90-s68-4-4t-twin-turbo-v8-phev-full-heat-shield-ss304","title":"High Flow Catted Downpipe Set for BMW M5 G90 S68 4.4T Twin Turbo V8 PHEV Full Heat Shield SS304","description":"\u003cdiv\u003e\n\u003ch3\u003eDESCRIPTION\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCut Exhaust Backpressure \u0026amp; Isolate Turbo Heat for BMW M5 G90 S68 Hybrid V8.\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nThis matched pair of turbo front downpipes plus auxiliary mid pipes is crafted from thick mandrel bent T304 stainless steel, equipped with integrated high flow catalytic converters to maintain emission compliance while boosting exhaust flow efficiency. Full wrapped multi-layer mesh heat shield locks extreme turbo radiant heat inside pipes, effectively protecting surrounding engine bay wiring, rubber and plastic components from heat aging. Built-in braided flexible bellows buffer engine vibration displacement to avoid weld fatigue cracking under heavy load performance driving. Precision reserved OEM sensor bungs and mounting brackets fully match original chassis layout for direct bolt-on replacement without cutting or modification. Uniform airtight TIG welding ensures stable long-term performance under sustained high exhaust temperatures.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eVEHICLE FITMENT\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBMW M5 G90 \u003c\/strong\u003e— All Production Years (S68 4.4L Twin Turbo V8 Plug-In Hybrid Engine)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch1\u003eKEY FEATURES\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy Gauge Mandrel Bent T304 Stainless Steel Body:\u003c\/strong\u003e Robust pipe wall delivers outstanding anti-rust and high-temperature durability, built for daily commute and track aggressive driving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated High Flow Catalytic Converter:\u003c\/strong\u003e Balances performance gain and emission standard, reduces exhaust backpressure without triggering engine error codes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Wrap Multi-Layer Mesh Thermal Heat Shield:\u003c\/strong\u003e Blocks intense turbo heat soak to safeguard intake system and nearby chassis accessories.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-In Braided Flexible Bellows Section:\u003c\/strong\u003e Absorbs engine shifting vibration, eliminates weld fracture risk during long-term high-rev operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Spec Sensor Ports \u0026amp; Mount Brackets:\u003c\/strong\u003e Precisely positioned sensor holes and fixed lugs align perfectly with factory installation positions, no extra drilling required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMirror Polished Smooth Metal Surface:\u003c\/strong\u003e Clean reflective racing finish under engine bay, simple to wipe and maintain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Seamless TIG Air-Tight Welding:\u003c\/strong\u003e Consistent uniform welds maintain structural integrity, prevent abnormal rattling and exhaust leakage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch1\u003eTECH SPECIFICATIONS\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain Pipe Material:\u003c\/strong\u003e Thick Mandrel Bent T304 Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Treatment:\u003c\/strong\u003e Full Wrap Multi-Layer Mesh Heat Insulation Cover\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalyst Type:\u003c\/strong\u003e Built-In High Flow Sport Catalyst\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration Buffer:\u003c\/strong\u003e Integrated Braided Flexible Bellows\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelding Process:\u003c\/strong\u003e Handcrafted Full TIG Seamless Air-Tight Welding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Engine:\u003c\/strong\u003e S68 4.4T Twin Turbo V8 PHEV (BMW M5 G90)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch1\u003eWHAT'S IN THE BOX\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eComplete Set of Full Heat Shield High Flow Catted Downpipe Assembly \u003c\/li\u003e\n\u003cli\u003eFull Set OEM Matching Installation Clamps \u0026amp; Hardware Kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Wanmax Racing","offers":[{"title":"Default Title","offer_id":54988291735924,"sku":null,"price":510.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/7244\/2740\/files\/He669e92d0f234ecda6d1bb74df75fb63B.jpg?v=1784510967","url":"https:\/\/wanmaxracing.com\/products\/high-flow-catted-downpipe-set-for-bmw-m5-g90-s68-4-4t-twin-turbo-v8-phev-full-heat-shield-ss304","provider":"Wanmax Racing","version":"1.0","type":"link"}