RM Motors Downpipe AUDI S4 B9, S5 8W6 with a catalyst

RM Motors Downpipe AUDI S4 B9, S5 8W6 with a catalyst 214111C/E6

Upgrade your AUDI exhaust flow and performance with the RM Motors Downpipe AUDI S4 B9, S5 8W6 with a catalyst 214111C/E6. Manufactured from premium T304 stainless steel, this downpipe ensures exceptional strength, improved exhaust gas flow and increased efficiency. Designed with precision using CNC technology, it provides maximum reliability and support for both tuned and stock engines.

Key Features & Benefits of RM Motors Downpipe AUDI S4 B9, S5 8W6 with a catalyst

• Enhanced Exhaust Flow for improved throttle response and potential power gains
• T304 Stainless Steel Construction – corrosion-resistant, long-term durability
• Precision CNC Manufacturing – perfect fitment and structural strength
• 24-Month Manufacturer Warranty

Compatible Models & Fitment

• Fitment: AUDI S4 B9, S5 8W6
• Engine: 8W6
• Category: Downpipe
• Product Code: 214111C/E6

Information about RM Motors Downpipe AUDI S4 B9, S5 8W6 with a catalyst

Downpipe AUDI S4 B9, S5 8W6

Catalysts to choose:

• EURO 6 – Downpipe in set with HJS catalytic converter number 90603398 meeting EURO 6 emission standard with 200 cpsi capacity, dimensions 143×115 mm.
• OBD – Downpipe in set with HJS catalyst number 90603498 meeting exhaust emission standard for OBD with 200 cpsi capacity, dimensions143x115 mm.
• MS – Downpipe in set with HJS catalytic converter number 90603256 meeting emission standard for Motorsport with 100 cpsi capacity, dimensions 143×85 mm.

Downpipe AUDI S4 B9, S5 8W6 downpipe has the following connections:

• one socket for lambda probe

Every part of the Downpipe AUDI S4 B9, S5 8W6 downpipe has been CNC machined. Check also other downpipes from our offer.

Why Choose This Manufacturer Downpipe?

RM Motors downpipes are built for tuning specialists and performance enthusiasts who demand superior materials, reliability and maximum performance potential. The downpipe reduces backpressure, supports higher power output, and enhances turbo efficiency—making it ideal for both stage 1 and stage 2 performance upgrades.

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