MBS S63 Catless Heatshield Race Downpipes

BMW F90 M5 | F91/F92/F93 M8

Unlock the full potential of your S63-powered BMW with MBS Catless Heatshield Race Downpipes. Designed for enthusiasts looking to improve exhaust flow, turbo response, and overall performance, these downpipes replace the restrictive factory catalytic converters with a high-flow racing solution.

Featuring integrated heat shielding technology, these downpipes help control engine bay temperatures while providing improved exhaust flow and a more aggressive exhaust tone.

Each set is 3D scanned and engineered for precise OEM-style fitment, ensuring a smooth installation process while maintaining proper clearance.

Product Features

✅ High-quality stainless steel construction
✅ Includes primary and secondary downpipes
✅ Integrated heat shield wrap for temperature control
✅ Improves exhaust flow and turbo spool response
✅ More aggressive exhaust note
✅ Designed for tuned applications
✅ Precision 3D-scanned fitment
✅ Supports increased horsepower and torque potential

Performance Benefits

When combined with proper tuning, these downpipes can help increase airflow and unlock additional power potential.

Reported gains when tuned:

• Up to +112 HP
• Up to +130 TQ

(Results vary depending on tune, supporting modifications, and vehicle setup.)

Fitment

BMW F90 M5

• 2018+ BMW M5 (F90)

BMW M8

• 2020+ BMW M8 (F91/F92/F93)

Important Notes

⚠️ For off-road/racing use only where applicable.
⚠️ Catless downpipes may cause emissions-related issues and require tuning to avoid check engine lights.
⚠️ Professional installation and proper tuning are recommended.

Installation

Professional installation is recommended for proper fitment and performance.

Availability

In Stock & Ready to Ship