🛠️ S400 / K31 Exhaust Outlet Flange & Clamp Kit – CNC Steel | T6 5" Outlet to 4" Pipe

This CNC-Machined Exhaust Outlet Flange Kit is designed to fit Borg Warner S400 turbochargers with T6 exhaust housings and K31 turbochargers. Engineered for a smooth transition from the large 5.00" turbine outlet to standard 4.00" exhaust tubing, this flange simplifies custom downpipe fabrication while ensuring a strong, leak-free seal.

Crafted from high-strength steel, the flange resists warping under high exhaust temperatures and is precision-machined for a tight, reliable fit. The included heavy-duty v-band clamp keeps everything secure under pressure and vibration—perfect for high-boost diesel, race, or heavy-duty applications.

🚀 Key Features & Benefits:
✅ Fits Borg Warner S400 (T6 Exhaust Housing) & K31 Turbos
✅ Adapts 5.00" Turbine Outlet to 4.00" Exhaust Pipe
✅ CNC-Machined Steel Flange – Durable and weld-ready
✅ Includes High-Strength V-Band Clamp – Boost-tight and reliable
✅ Perfect for Custom Downpipes, Turbo Kits & Competition Builds
✅ Resists Warping Under High Heat & Pressure

📦 What’s Included:

• (1) CNC Steel Exhaust Outlet Flange (5" to 4")

• (1) V-Band Clamp

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🔥 Connect your big turbo to your exhaust the right way. No leaks. No warping. Just flow. Order your S400/K31 flange & clamp kit today.

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