B58 Gen 2 Catless Downpipe with Heat Shield

Unlock the Power of Your BMW B58 Engine

Experience the full potential of your BMW B58 engine with the Power Haus Performance Catless Downpipe, engineered for maximum performance gains and long-lasting durability. Designed with precision and built for enthusiasts who demand the best, this high-flow downpipe eliminates the restrictive factory catalytic converter, drastically improving exhaust flow and unlocking impressive horsepower and torque gains.

Crafted from premium T304 stainless steel, this downpipe features an integrated heat shield to protect vital engine bay components from excessive heat while maintaining optimal performance. Whether you're carving corners on the track or turning heads on the street, this upgrade delivers an exhilarating driving experience with enhanced turbo spool, reduced backpressure, and a deep, aggressive exhaust note.

Performance Gains:

✅ +30-40 Horsepower at the wheels
✅ +40-50 lb-ft Torque Increase
✅ Quicker Turbo Spool & Reduced Turbo Lag
✅ Weight Reduction Compared to OEM Downpipe

Key Features:

🚀 Race-Proven Catless Design – Maximum exhaust flow and increased power
🔥 Integrated Thermal Heat Shield – Protects surrounding components from excessive heat
🔩 T304 Stainless Steel Construction – Corrosion-resistant and built to last
⚙️ Precision Fitment – CNC-machined flanges and TIG welds ensure a perfect fit
🎵 Enhanced Exhaust Note – Louder, sharper sound with improved turbo whistle
🛡️ 3-Year Warranty – Confidence in quality and performance

Vehicle Fitment:

• BMW G20 340i (B58)
• BMW G29 Z4 M40i (B58)
• BMW G30 540i (B58)
• Toyota A90/A91 Supra (B58)
  (And other models equipped with the B58 engine – contact us for specifics!)