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Mercedes E63 W213 Downpipes | Catless vs Catted Downpipes

BRONDEX Mercedes E63 W213 downpipes are engineered to reduce exhaust restrictions, improve turbocharger efficiency, and provide the perfect foundation for Stage 2 performance tuning. Available in both high-flow sport catalytic and catless configurations, our downpipes are designed for enthusiasts who demand maximum performance without compromising fitment or build quality.

Upgrade Your Mercedes-AMG E63 W213 with High-Performance Downpipes

Original factory catalysts on the Mercedes-AMG E63 W213 are designed to meet strict emissions and noise regulations. While effective for daily driving, they create additional backpressure that limits the potential of the M177 engine.

By replacing the restrictive OEM downpipes with BRONDEX performance downpipes, exhaust gases can flow more efficiently through the system. This allows the turbochargers to operate more effectively, resulting in improved throttle response, faster spool times, and increased power throughout the rev range.

Why Install Downpipes on a Mercedes E63 W213?

Increased Horsepower and Torque

Reducing exhaust backpressure allows the M177 twin-turbo V8 to breathe more freely. This improved airflow helps the engine produce additional horsepower and torque, especially when combined with ECU calibration upgrades.

Faster Turbo Spool and Improved Throttle Response

One of the biggest benefits of performance downpipes is faster turbocharger response. With fewer restrictions in the exhaust path, the turbochargers can spool more quickly, resulting in sharper acceleration and improved drivability.

Enhanced AMG Exhaust Sound

The E63 AMG is known for its iconic V8 soundtrack. High-performance downpipes help amplify this characteristic sound by allowing exhaust gases to flow more freely. Drivers can expect a deeper tone, increased turbo acoustics, and a more aggressive exhaust note under acceleration.

Better Performance for Stage 2 Tuning

Most Stage 2 tuning packages for the Mercedes E63 W213 require upgraded downpipes. They provide the airflow necessary to support higher boost levels and increased engine output while maintaining reliability.

Catless vs Catted Downpipes for Mercedes E63 W213

Choosing between catless and catted downpipes depends on your performance goals, sound preferences, and local regulations. Both options significantly improve exhaust flow compared to the factory catalysts, but each offers unique advantages.

Catless Downpipes

Catless downpipes completely remove the restrictive catalytic converters, creating the most efficient exhaust flow possible for the M177 twin-turbo V8 engine.

Benefits of catless downpipes include:

  • Maximum horsepower and torque potential
  • Reduced exhaust backpressure
  • Faster turbo spool
  • More aggressive AMG exhaust sound
  • Increased turbocharger efficiency
  • Ideal for Stage 2 and Stage 3 performance builds

Drivers seeking the highest possible performance gains often choose catless downpipes as part of a complete tuning package.

Catted Downpipes (Downpipes with 200-cell Sports Catalysts)

Catted downpipes, also known as sport cat downpipes, use high-flow catalytic converters that allow significantly better exhaust flow than the factory system while retaining catalytic functionality.

Benefits of catted downpipes include:

  • Improved horsepower and torque
  • Enhanced exhaust sound without excessive volume
  • Reduced exhaust restrictions compared to OEM catalysts
  • Better suitability for daily-driven vehicles
  • Lower exhaust odor compared to catless systems
  • Excellent balance between performance and drivability

Order Mercedes E63 W213 Downpipes

Transform the performance and sound of your Mercedes-AMG E63 W213 with BRONDEX high-performance downpipes. Whether you choose our 200-cell sport catalytic version or a full catless setup, you'll enjoy improved exhaust flow, enhanced turbo response, increased power potential, and the unmistakable AMG V8 soundtrack.

Ready to upgrade your E63 AMG?

Shop Mercedes E63 W213 200-Cell Catted Downpipes

Shop Mercedes E63 W213 Catless Downpipes

Frequently Asked Questions

What do downpipes do on a Mercedes-AMG E63 W213?

Downpipes replace the restrictive factory catalytic converter section of the exhaust system. By improving exhaust gas flow from the turbochargers, performance downpipes help reduce backpressure, improve turbo response, increase horsepower potential, and enhance the AMG exhaust sound.

What is the difference between catless and catted downpipes?

Catless downpipes remove the catalytic converters entirely for maximum exhaust flow and performance. Catted downpipes use high-flow sports catalytic converters, offering a balance between performance, sound, and reduced exhaust odor. Catless systems are typically louder and more aggressive, while catted systems are generally better suited for daily driving.

Do catless downpipes make more power than catted downpipes?

Yes. Catless downpipes provide the least exhaust restriction and therefore offer the maximum performance potential. However, Brondex 200-cell high-flow sports catalytic converters still deliver excellent performance gains while retaining catalytic functionality.

Will downpipes make my Mercedes E63 AMG louder?

Yes. Both catless and catted downpipes increase exhaust volume and allow more of the AMG V8 character to be heard. Catless downpipes generally produce the loudest and most aggressive sound, while catted versions deliver a deeper and sportier tone with slightly less volume.

Do I need a tune after installing E63 W213 downpipes?

A tune is highly recommended to maximize performance gains and ensure the engine management system is optimized for the increased exhaust flow. While downpipes can improve sound and responsiveness on their own, the largest power gains typically come from combining them with ECU tuning. A Check Engine Light (CEL) may appear after installing either catless or catted downpipes. Depending on your vehicle configuration, ECU software calibration may be required to prevent catalyst-efficiency fault codes.