Unitronic Performance Downpipes for the 2020+ C8 RS 6® and RS 7® equipped with the 4.0TFSI EA825 (DJPB) engine are a direct bolt-on upgrade, designed to optimally eliminate unwanted restrictions in the factory downpipes, reduce turbo lag and enhance the exhaust note. They utilize dual 6 400cpsi ultra high output catalytic converters, designed in partnership with Unitronic, from our emissions partners at Global Emissions Systems Inc (GESi).

Paired with Unitronic Stage 2 Performance Software and other supporting bolt-ons, these Performance Downpipes help yield up to 819HP / 760LB-FT.

Features:

• GESi 6 G-Sport Ultra High Output UHOX 400cpsi Catalytic Converters
• 6" to 4.5" post-cat transition with T304 Stainless Steel tubing
• TIG-welded construction
• OEM-style thermal isolation/heat shielding
• Factory catalyst placement for maximum efficiency
• Proper factory Oxygen Sensor placement maintained
• Direct bolt-on fitment
• Compatible with factory cat-back exhaust system

What's Included:

• Unitronic Performance Downpipes Featuring GESi 6 G-Sport Ultra High Output UHOX 400cpsi Catalytic Converters
• All required installation hardware and gaskets.