BMW M550/M550i G30/N63 4.4TT LCI Valved Sport Exhaust System

CEES BMW M550/M550i G30 N63 4.4TT LCI Valved Sport Catback Exhaust System

Engineered for the performance-driven BMW M550i owner who demands more — more sound, more power, more presence. CEES delivers a precision-crafted catback exhaust system that transforms your G30 into something truly extraordinary.

🔧 Specifications

Material:

• T304 Stainless steel: 26.0 lbs lighter than stock
• Grade 5 Titanium: 55.8 lbs lighter than stock

⚡ Why CEES?

• We are a factory-direct manufacturer, offering a bridge between high-end performance and OEM/ODM customization.
• Precision TIG Welding: Expertly welded to endure sustained high exhaust temperatures and increased boost levels.
• Optimized exhaust flow — reduced backpressure for real gains in horsepower and torque
• Aggressive, refined sound — deep growl at full throttle, near-silent drone at cruise
• 100% Reversible — bolt-on installation, always able to return to stock
• Can be paired with CEES Downpipe — bolted mounting, no cutting required
• All hardware included — clamps, gaskets, and mounting hardware in the box
  

📦 What's Included

• CEES Catback Exhaust System (your selected material)
• Electronic valve controller
• All necessary installation hardware and clamps

🚚 Shipping & Lead Time

• Shipping method: DHL, FedEx, and UPS air freight for fast delivery.
• In-Stock Items: 6–12 days.
• Built-to-Order: 2–3 week production lead time. 
• Ships via express courier; bulk orders available by sea freight

🛠️ Custom Options Available

We offer full customization including:

• Custom tip styles — carbon fiber, stainless steel, titanium
• Valve configurations (with/without valves, large diameter, bevel molding)
• Custom logo, packaging, and branding
• Any design you can imagine — contact us to discuss

❓ FAQ

Will this fit my car?
This system is designed specifically for the BMW M550 / M550i G30 N63 4.4TT LCI (2017 and newer). If you're unsure about fitment, contact us before ordering.

Can I go back to stock?
Yes — 100% reversible. The system uses bolt-on mounting with no permanent modifications required.

Do you offer a downpipe?
Yes, our catback is compatible with CEES downpipes for a full system upgrade.

Need something custom?
We specialize in fully custom exhaust solutions. Reach out with your requirements and we'll make it happen.