AUDI RS4 RS5 B9 CATLESS DOWNPIPES

• High-grade stainless steel construction, TIG-welded for durability and heat resistance
• Catless design eliminates factory catalytic converters for unrestricted exhaust flow
• Produces deep, aggressive exhaust note that enhances engine character
• Reduces back pressure for quicker turbo spool and improved efficiency at high RPM
• Direct bolt-on fitment with no modifications required
• Delivers noticeable horsepower and torque gains, especially with tuning

• 1 x Pair of Catless Downpipes
• Hardware and fittings

• Audi RS4 B9
• Audi RS5 B9

• Bolt-on fitment with no vehicle modifications required; all necessary hardware included
• Professional fitting is recommended to ensure optimal alignment and performance
• Installation can be completed at a Project Styling fitting service in Southend-on-Sea or by a qualified technician of your choice
• Allow 2–3 hours for professional installation

Will these downpipes fit my Audi RS4 or RS5 B9?
Yes, these are designed as a direct fit for Audi RS4 and RS5 B9 models. No modifications are required.

What material are these downpipes made from?
They are manufactured from high-grade stainless steel and TIG-welded for superior strength, durability, and heat resistance.

Can I install these myself or do I need a professional?
While the bolt-on design makes installation relatively straightforward, professional fitting is recommended to ensure optimal alignment, performance, and proper fitment. A professional installer can also verify fitment and torque specifications correctly.

Will these downpipes increase power on my RS4/RS5 B9?
Yes. The catless design eliminates back pressure, allowing for increased exhaust flow, quicker turbo spool, and improved overall performance. Power gains are particularly noticeable when paired with aftermarket tuning.