RM Motors Downpipe with catalyst BMW M3 Competition (G80, G81) S58B, M4 (G82 / G83) 3.0 S58 PROM.112137CH/E6
Upgrade your BMW exhaust flow and performance with the RM Motors Downpipe with catalyst BMW M3 Competition (G80, G81) S58B, M4 (G82 / G83) 3.0 S58 PROM.112137CH/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 with catalyst BMW M3 Competition (G80, G81) S58B, M4 (G82 / G83) 3.0 S58
- 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: BMW M3 COMPETITION G80/G81, M4 G82/G83
- Engine: 3.0 S58
- Category: Downpipe
- Product Code: PROM.112137CH/E6
Information about RM Motors Downpipe with catalyst BMW M3 Competition (G80, G81) S58B, M4 (G82 / G83) 3.0 S58
Downpipe with catalyst HJS BMW M3 Competition (G80, G81), M4 (G82 / G83) 3.0 S58
has the following connections:
three lambda probe sockets
two pressure difference sensors
F133 flange
F88 flange
The downpipe has two sports catalytic converters. You can choose EURO6 200 CPSI with the number 90603180 or MOTORSPORT 100 CPSI with the number 90603103.
Downpipe BMW M3 Competition (G80,G81), M4 (G82 / G83) 3.0 S58 – OE numbers:
18328468987/18 32 8 468 987
18328468988/18 32 8 468 988
18329501471/18 32 9 501 471
18329501472/18 32 9 501 472
The element fits the following models equipped with rear-wheel drive and four-wheel drive (M xdrive):
– BMW M3 / M4 with engine code S58O
– BMW M3 / M4 Competition with engine code S58T
– BMW M3 / M4 Competition M xDrive with engine code S58T
– BMW M3 CS with engine code S58T
– BMW M3 Competition Touring with engine code S58T
– BMW M4 CSL with engine code S58T
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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