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

RM Motors Downpipe set AUDI A4 S4 / Avant Quattro / Avant 3.0 TDI +heat shield PROM.220109C/E6+220110T

Upgrade your AUDI exhaust flow and performance with the RM Motors Downpipe set AUDI A4 S4 / Avant Quattro / Avant 3.0 TDI +heat shield PROM.220109C/E6+220110T. 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 set 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: PROM.220109C/E6+220110T

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

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

Options to choose from:

• PROM.220109+220110 – Downpipe straight through and Decat without silencer.
• PROM.220109+220110T – Downpipe straight through and Decat with silencer.
• PROM.220109S+220110 – Downpipe straight through with muffler and Decat without silencer.
• PROM.220109S+220110T – Downpipe straight through with muffler and Decat with silencer.
• PROM.220109H+220110 – Downpipe straight through with heat shield and Decat without silencer.
• PROM.220109H+220110T – Downpipe straight through with heat shield and Decat with silencer.
• PROM.220109SH+220110 – Downpipe straight through with silencer in heat shield without silencer.
• PROM.220109SH+220110T – Downpipe straight through with silencer in heat shield with silencer.
• PROM.220109C/E6+220110 – Downpipe with catalytic converter 90603344 with 200 cpsi capacity, complying with EURO 6 emission standard without silencer.
• PROM.220109C/E6+220110T – Downpipe with catalytic converter 90603344 with 200 cpsi capacity, complying with EURO 6 emission standard with silencer.
• PROM.220109CH/E6+220110 – Downpipe in heat shield with catalytic converter 90603344 with 200 cpsi capacity, complying with EURO 6 emission standard without silencer.
• PROM.220109CH/E6+220110T – Downpipe in heat shield with catalytic converter 90603344 with 200 cpsi capacity, complying with EURO 6 emission standard with silencer.
• PROM.220109C/OBD+220110 – Downpipe with catalytic converter 90603444 with 200 cpsi capacity, complying with the emission standard for the need of OBD without silencer.
• PROM.220109C/OBD+220110T – Downpipe with catalytic converter 90603444 with 200 cpsi capacity, complying with the emission standard for the need of OBD with silencer.
• PROM.220109CH/OBD+220110 – Downpipe in heat shield with catalytic converter 90603444 with 200 cpsi capacity, complying with emission standard for the need of OBD without silencer.
• PROM.220109CH/OBD+220110T – Downpipe in heat shield with catalytic converter 90603444 with 200 cpsi capacity, complying with emission standard for the need of OBD with silencer.
• PROM.220109C/MS+220110 – Downpipe with catalytic converter 90603242 with a 100 cpsi capacity, complying with the emission standard for the need of Motorsport without silencer.
• PROM.220109CH/MS+220110T – Downpipe with catalytic converter 90603242 with a 100 cpsi capacity, complying with the emission standard for the need of Motorsport with silencer.
• PROM.220109CH/MS+220110 – Downpipe in heat shield with catalytic converter 90603242 with 100 cpsi capacity, complying with the emission standard for the need of Motorsport without silencer.
• PROM.220109CH/MS+220110T – Downpipe in heat shield with catalytic converter 90603242 with 100 cpsi capacity, complying with the emission standard for the need of Motorsport with silencer.

Downpipe set for 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
• EGR plug
• Decat with or without silencer

Downpipe set for AUDI A4 S4 / Avant Quattro / Avant 3.0 TDI – OE Numbers:

• 8W0254750SX
• 8W0254751CX
• 8W0254751C
• 8W0254751BX
• 8W0254750Q
• 8W0254750S
• 4K0254450F

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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