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Wanmax Racing
Polished SS304 Valvetronic Catback Exhaust System for BMW G80 M3 G82 M4 G87 M2 S58 3.0L with Gloss Black Tips
$925.00
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Categories: Exhaust System
100% ORIGINAL AND QUALITY
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DESCRIPTION
Unlock Tunable Sport Sound & Boost Power for BMW G8X S58 Models.
OEM restrictive steel exhaust limits S58 engine performance and mutes its iconic sharp straight-six tone. Our mirror polished SS304 valved catback is a street-track upgrade for G80 M3/G82 M4/G87 M2. Smooth mandrel bent piping removes factory flow bottlenecks, balancing backpressure to lift horsepower, torque and throttle response. OEM-synchronized electronic valves work with stock drive modes: closed valves deliver quiet drone-free daily cruising; open valves unleash crisp race roar with natural exhaust pops under acceleration. Full airtight TIG welding guarantees stable heat resistance, glossy black quad tips upgrade rear sport styling, and OEM matching brackets support bolt-on installation without cutting or modification.
VEHICLE FITMENT
- BMW M3 Sedan (G80) — All Years (3.0L S58 Twin-Turbo Inline Six Engine)
- BMW M4 Coupe (G82) / M4 Convertible (G83) — All Years (3.0L S58 Twin-Turbo Inline Six Engine)
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BMW M2 (G87) — All Years (3.0L S58 Twin-Turbo Inline Six Engine)
KEY FEATURES
- Mirror Polished Premium SS304 Stainless Steel Tubing: Corrosion & heat resistant seamless mandrel bent pipes, eliminate OEM flow restrictions for better power output.
- OEM Synchronized Intelligent Valvetronic System: Fully compatible with factory drive mode valve control, two sound modes for daily commute and track racing.
- Two Tunable Acoustic Profiles: Valves closed delivers refined low-frequency quiet tone without cabin drone; valves open releases crisp exotic race roar with natural exhaust pops & crackles.
- Gloss Black Quad Straight Exhaust Tips: Four glossy black tail tips create bold aggressive rear racing appearance for G8X chassis.
- Professional Full TIG Seamless Air-Tight Welding: Smooth internal welds reduce airflow turbulence, fully sealed joints prevent exhaust leakage under sustained heat.
- 100% Direct OEM Bolt-On Fitment: Precision CNC bent pipes match factory hangers and flanges, no cutting, welding or custom fabrication required.
TECH SPECIFICATIONS
- Material: Mirror Polished High Grade SS304 Stainless Steel
- Valve Type: OEM Synchronized Electronic Valvetronic (Vehicle Stock Drive Mode Control)
- Tip Style: Quad Gloss Black Straight Tail Tips
- System Type: High Flow Valved Catback Exhaust System
- Welding Process: Full Handcrafted TIG Seamless Air-Tight Welding
- Fitment Type: OEM Direct Bolt-On Replacement
- Compatible Engine: S58 3.0L Twin-Turbo Inline Six
WHAT'S IN THE BOX:
- 1x Complete Polished SS304 Valvetronic Catback Exhaust Assembly
- 4x Gloss Black Straight Exhaust Tip Sleeves
- OEM Matching Valve Control Wiring Harness (Compatible with Factory ECU)
- Full Set Installation Clamps, Rubber Hangers & Mount Hardware Kit






