Armytrix Sport Cat Downpipe – Toyota GR Supra A90/A91 (B58) 200 CPSI

Upgrade your Toyota GR Supra A90/A91 with the Armytrix Sport Cat Downpipe, engineered to deliver increased performance while maintaining a refined, emissions-conscious setup. Featuring a high-flow 200 CPSI catalytic converter, this downpipe reduces exhaust restriction without the harshness or drawbacks of a fully catless system.

Designed for enthusiasts who want improved power, faster turbo response, and a cleaner exhaust solution, this is the ideal upgrade for both daily-driven and performance-focused builds.

Key Features

• Armytrix sport cat downpipe for Toyota GR Supra A90/A91
  
• High-flow 200 CPSI catalytic converter
  
• Improves turbo spool and throttle response
  
• Increases horsepower and torque potential
  
• Designed to minimise CEL with proper tuning
  
• TIG-welded T304 stainless steel construction
  
• CNC-machined flanges for precise OEM-like fitment
  
• Compatible with OEM and aftermarket cat-back systems
  
• Includes installation hardware
  
• Direct bolt-on installation

Performance & Functionality

The factory downpipe restricts exhaust flow, limiting the efficiency of the B58 engine. The Armytrix sport cat design improves exhaust gas evacuation while retaining a catalytic converter.

• Reduced back pressure for improved turbo efficiency
  
• Quicker spool and sharper throttle response
  
• Increased performance with smoother power delivery
  
• Balanced exhaust tone without excessive harshness

Ideal for Stage 2 setups or as a performance-focused bolt-on upgrade

High-Flow Catalytic Technology

The integrated 200 CPSI catalytic converter provides a balance between performance and emissions.

• High-flow design improves exhaust efficiency
  
• Helps reduce the likelihood of CEL with proper tuning
  
• Maintains a more refined exhaust output compared to catless setups
  
• Supports compliance depending on local regulations

Installation

• Direct bolt-on design using factory mounting points
• Includes all required installation hardware

Professional installation is highly recommended

Installation is available at Sequential Racing – Altona North, Melbourne
To organise installation, contact: sales@sequentialracing.com.au

Vehicle Fitment

• Toyota GR Supra A90 (MK5) – 2019+
  
• Toyota GR Supra A91 – 2020+

Engine: B58 3.0L Turbo

• Also compatible with select BMW B58 platforms (fitment may vary)

What’s Included

• Armytrix Sport Cat Downpipe (200 CPSI)
  
• Installation hardware

Important Notes

• May require ECU tuning to fully optimise performance and eliminate CEL
  
• Emissions compliance depends on local regulations
  
• Professional installation recommended for best results

Why Choose Sequential Racing?

Sequential Racing specialises in GR platform performance upgrades, offering trusted brands and proven solutions. The Armytrix Sport Cat Downpipe is a perfect balance of performance, reliability, and everyday usability.

• Improved performance without going fully catless
  
• High-quality construction and precise fitment
  
• Designed for both street and performance applications

Upgrade your Toyota GR Supra A90/A91 with the Armytrix 200 CPSI Sport Cat Downpipe and experience improved power, faster spool, and refined performance.