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Wanmax Racing
High Flow Catted Downpipe Set for BMW M5 G90 S68 4.4T Twin Turbo V8 PHEV Full Heat Shield SS304
$510.00
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Categories: Exhaust Downpipe
100% ORIGINAL AND QUALITY
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DESCRIPTION
Cut Exhaust Backpressure & Isolate Turbo Heat for BMW M5 G90 S68 Hybrid V8.
This 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.
VEHICLE FITMENT
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BMW M5 G90 — All Production Years (S68 4.4L Twin Turbo V8 Plug-In Hybrid Engine)
KEY FEATURES
- Heavy Gauge Mandrel Bent T304 Stainless Steel Body: Robust pipe wall delivers outstanding anti-rust and high-temperature durability, built for daily commute and track aggressive driving.
- Integrated High Flow Catalytic Converter: Balances performance gain and emission standard, reduces exhaust backpressure without triggering engine error codes.
- Full Wrap Multi-Layer Mesh Thermal Heat Shield: Blocks intense turbo heat soak to safeguard intake system and nearby chassis accessories.
- Built-In Braided Flexible Bellows Section: Absorbs engine shifting vibration, eliminates weld fracture risk during long-term high-rev operation.
- OEM Spec Sensor Ports & Mount Brackets: Precisely positioned sensor holes and fixed lugs align perfectly with factory installation positions, no extra drilling required.
- Mirror Polished Smooth Metal Surface: Clean reflective racing finish under engine bay, simple to wipe and maintain.
- Precision Seamless TIG Air-Tight Welding: Consistent uniform welds maintain structural integrity, prevent abnormal rattling and exhaust leakage.
TECH SPECIFICATIONS
- Main Pipe Material: Thick Mandrel Bent T304 Stainless Steel
- Heat Treatment: Full Wrap Multi-Layer Mesh Heat Insulation Cover
- Catalyst Type: Built-In High Flow Sport Catalyst
- Vibration Buffer: Integrated Braided Flexible Bellows
- Welding Process: Handcrafted Full TIG Seamless Air-Tight Welding
- Compatible Engine: S68 4.4T Twin Turbo V8 PHEV (BMW M5 G90)
WHAT'S IN THE BOX
- Complete Set of Full Heat Shield High Flow Catted Downpipe Assembly
- Full Set OEM Matching Installation Clamps & Hardware Kit
