BenzUnited Parts
2015–2023 Mercedes C43 AMG Catless Downpipes C450 / E43 / E450
2015–2023 Mercedes C43 AMG Catless Downpipes C450 / E43 / E450
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Catless Downpipes for Mercedes M276 3.0L Bi-Turbo V6
C43 AMG, E43 AMG, C450, C400, E450, E400
⚠️ OFF-ROAD / RACE USE ONLY • Not street legal • Not emissions compliant
What You’ll Actually Feel on the Road
- • Quicker turbo spool & sharper throttle response — reduced backpressure you notice immediately
- • Deeper, richer AMG exhaust tone — aggressive but refined (no rasp or drone)
- • Noticeable mid-range power & better flow — transforms daily driving and track runs
- • Direct bolt-on fitment — C43, C450, C400, E43, E450, E400 (W205 / W213)
- • Premium 304 stainless steel • TIG-welded — built to last with perfect fit
Installation: Direct bolt-on. Professional installation recommended for best results.
M276 Bi-Turbo ECU Calibration
Pair your new downpipes with our custom tune and unlock the full potential.
- ✓ Optimized boost & torque targets
- ✓ Refined ignition & fueling strategies
- ✓ Sharper throttle mapping
- ✓ Adjustable exhaust burbles & crackles
- ✓ Eliminates check engine lights from catless downpipes
- ✓ Retains OEM safety & drivability
Tuning is highly recommended for optimal performance and to prevent fault codes.
⚙️ Full Vehicle Compatibility
| Model | Years | Body Style | Chassis |
|---|---|---|---|
| C400 | 2015 | Sedan | W205 |
| C450 AMG | 2016 | Sedan | W205 |
| C43 AMG | 2017–2023 | Sedan / Coupe / Cabriolet | W205 / C205 / A205 |
| E400 | 2016–2017 | Sedan / Coupe / Cabriolet | W213 / C238 / A238 |
| E450 | 2017–2020 | Sedan / Coupe / Cabriolet | W213 / C238 / A238 |
| E43 AMG | 2017–2020 | Sedan | W213 |
If your model is listed, these bolt on with zero fabrication required.
❓ Frequently Asked Questions
Will this trigger a CEL?
Yes — without ECU calibration. Tuning is highly recommended.
Is tuning required?
Highly recommended for optimal performance, drivability, and to clear fault codes.
Is this street legal?
No. These are off-road and track-use components only.
Is there a warranty?
Yes — full 12-month structural warranty with guaranteed fitment on listed M276 models.
