RM Motors Downpipe AUDI A4 S4 / Avant Quattro / Avant 3.0 TDI +heat shield

RM Motors Downpipe AUDI A4 S4 / Avant Quattro / Avant 3.0 TDI +heat shield 220109CH/OBD

Upgrade your AUDI exhaust flow and performance with the RM Motors Downpipe AUDI A4 S4 / Avant Quattro / Avant 3.0 TDI +heat shield 220109CH/OBD. 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 A4 S4 / Avant Quattro / Avant 3.0 TDI +heat shield

• 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 A4, S4
• Engine: 3.0 TDI
• Category: Downpipe
• Product Code: 220109CH/OBD

Information about RM Motors Downpipe AUDI A4 S4 / Avant Quattro / Avant 3.0 TDI +heat shield

Downpipe AUDI A4 S4 / Avant Quattro / Avant 3.0 TDI + heat shield

Options to choose from:

• 220109 – Downpipe straight through.
• 220109S – Downpipe straight through with muffler.
• 220109H – Downpipe straight through with heat shield.
• 220109SH – Downpipe straight through with silencer in heat shield.
• 220109C/E6 – Downpipe with catalytic converter 90603344 with 200 cpsi capacity, complying with EURO 6 emission standard.
• 220109CH/E6 – Downpipe in heat shield with catalytic converter 90603344 with 200 cpsi capacity, complying with EURO 6 emission standard.
• 220109C/OBD – Downpipe with catalytic converter 90603444 with 200 cpsi capacity, complying with the emission standard for the need of OBD.
• 220109CH/OBD – Downpipe in heat shield with catalytic converter 90603444 with 200 cpsi capacity, complying with emission standard for the need of OBD.
• 220109C/MS – Downpipe with catalytic converter 90603242 with a 100 cpsi capacity, complying with the emission standard for the need of Motorsport.
• 220109CH/MS – Downpipe in heat shield with catalytic converter 90603242 with 100 cpsi capacity, complying with the emission standard for the need of Motorsport.

Downpipe AUDI A4 S4 / Avant Quattro / Avant 3.0 TDI + thermal shield
has the following connections:

• one socket for the lambda probe
• two pipes for pressure difference sender sensor
• two sockets for the exhaust gas temperature sensor
• one socket for NOx sensor
• socket for injector for reduction agent
• 3 screws with nuts and washers included

Downpipe AUDI A4 S4 / Avant Quattro / Avant 3.0 TDI + thermal shield – OE Numbers:

• • 8W0254750SX
  • 8W0254751CX
  • 8W0254751C
  • 8W0254751BX
  • 8W0254750Q
  • 8W0254750S
  • 8W0254750RX
  • 8W0254751DX
  • 8W0254751D

Downpipe entirely made of acid-resistant steel (T304, X5CrNi18-10, 1.4301, AISI 304, 0H18N9). Each element of the product made with CNC technology.
The product comes with a 24-month manufacturer’s warranty.
Also check out 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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