🔥 CTS Turbo High-Flow Catted Downpipes – BMW F10 M5 / F06 F12 F13 M6 (S63 Engine)

Unlock the full performance potential of your BMW M5 or M6 with the CTS Turbo High-Flow Catalytic Converters (Race Cats). Designed to maximize exhaust flow and power on the S63 4.4L Twin Turbo V8, these high-performance cats are the ultimate upgrade for enthusiasts seeking both performance and an aggressive sound profile.

💨 Designed for Maximum Flow & Power

Engineered using advanced CAD modeling and tested in real-world driving conditions, these full 3” high-flow catalytic converters eliminate the restrictions of the factory setup—freeing up horsepower, torque, and turbo response.

• ✅ Full 3” diameter from turbochargers to mid-pipe connection

• ✅ 200-cell high-flow catalytic converters for optimal emissions and performance

• ✅ Improves turbo spool, exhaust flow, and overall engine breathing

• ✅ Ideal for Stage 2+ tuning platforms

🔊 Enhanced Sound & Driving Experience

Whether you're running a stock or aftermarket exhaust, these high-flow cats deliver a deep, aggressive tone that transforms your M-car into the beast it was meant to be.

• 🔥 Louder, deeper growl under throttle

• 🎵 Enhanced exhaust crackles on downshifts

• 💥 Crisp "punch" between shifts — especially under full acceleration

• 🚫 No drone when paired with the factory exhaust

⚙️ Premium Construction

Built to withstand extreme heat and stress, CTS Turbo uses only the highest quality materials and construction techniques:

• 🔩 TIG-welded and back-purged for flawless weld integrity

• 🔩 Cast T304 stainless steel for durability and corrosion resistance

• 🧰 Direct bolt-on fitment – no modifications required

• 🏁 Race-proven reliability, engineered for real-world performance

📦 Fitment:

• 2012–2016 BMW F10 M5

• 2012–2016 BMW F10 M5 Competition

• 2012–2016 BMW F06 / F12 / F13 M6

• 2012–2016 BMW M6 Competition (Gran Coupe, Coupe, Convertible)

📌 Note: A Stage 2 tune is required to eliminate the check engine light (CEL) due to higher flow rates.

🏁 The Ultimate M-Car Exhaust Upgrade

The CTS Turbo High-Flow Cats are perfect for drivers who want to push their BMW M5 or M6 to the next level with track-ready power and an OEM+ exhaust tone. Whether you're carving corners or dominating straightaways, these race-grade cats deliver the performance, sound, and reliability you expect from a top-tier performance upgrade.

🛒 Upgrade today and experience your M like never before.