Speedzone Performance LLC
aFe Downpipe48-36313 Race Series Twisted Steel Down-Pipe Fits 15-19 M2 M3 M4
aFe Downpipe48-36313 Race Series Twisted Steel Down-Pipe Fits 15-19 M2 M3 M4
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Key Highlights
- Built for Performance: Crafted from 3” mandrel‑bent, 304 stainless steel for maximum airflow and durability. 100% TIG‑welded and reinforced with thick flanges to ensure a leak‑proof seal.
- Effortless Fitment: Retains all factory O₂ sensor locations and includes OE‑style V‑band turbo flanges for seamless installation.
- Aggressive Sound and Power: Engineered for “race‑only” applications, this downpipe delivers raw power and an exhilarating exhaust tone under hard acceleration.
Specifications at a Glance
|
Feature |
Specification |
|
Inlet Diameter |
3.000 in |
|
Material |
304 Stainless Steel |
|
Construction |
Mandrel-Bent Tubing, 100% TIG-Welded |
|
Flanges |
Thick, Leak-Free |
|
Sensor Compatibility |
Retains Stock O₂ Sensor Locations |
|
Part Number |
48-36313 |
|
Weight |
22 lb (approximate) |
|
Application |
BMW M2/M3/M4 (2015–2019 F80/F82, S55 engine) |
Why Choose This Downpipe?
- Precision Engineering for Track Use: Designed to withstand the demands of high-performance driving and deliver measurable gains on the road or track.
- Simple Installation, Maximum Gain: With factory sensor positions maintained and OE-style flanges included, installation is straightforward and hassle-free.
- Exhilarating Soundtrack: Experience a deeper, more aggressive exhaust note that matches the enhanced performance.
Ideal For
- Enthusiasts seeking track-ready upgrades for their BMW M2/M3/M4 with the S55 engine.
- Drivers who prioritize maximum airflow, robust build quality, and a thrilling exhaust experience.
Ready to elevate your ride? Add the aFe Power Twisted Steel Downpipe (48-36313) to your cart now and unlock unmatched power, sound, and performance.

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