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2015–2023 Mercedes C43 AMG / C450 / C400 W205 M276 Catless Downpipes
2015–2023 Mercedes C43 AMG / C450 / C400 W205 M276 Catless Downpipes
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High-flow catless downpipes engineered for the Mercedes C43 AMG (W205) and E43 (W213) equipped with the M276 3.0L Bi-Turbo V6. Designed as a direct-fit upgrade, this catless design improves exhaust flow, turbo response, and delivers a deeper AMG exhaust tone when paired with appropriate ECU calibration.
Compatibility: Also fits C450 AMG, C400, E450, and E400 models equipped with the M276 engine.
Off-road and race use only. Not legal for street use or emissions-controlled vehicles. These performance downpipes are intended for off-road and track applications where permitted by law.
Ceramic-Coated Downpipes • Heat-Shielded Downpipes • Which Option Should You Choose?
Hear & Feel the Difference
- Direct-Fit Application — C43, C450, C400, E43, E450, E400
- Catless High-Flow Design — improved exhaust flow and quicker turbo response
- Refined AMG Exhaust Tone — deeper sound without harsh rasp
- Sharper Throttle Response — noticeable in daily driving and spirited use
- 304 Stainless Steel • TIG-Welded — durability with clean weld quality
Installation: Direct bolt-on fit for W205 and W213 M276 applications. Professional installation recommended.
M276 Biturbo — ECU Calibration
- Optimized boost and torque targets
- Refined ignition and fueling strategies
- Sharper throttle mapping
- Adjustable exhaust burbles
- Designed to address check engine lights when running catless downpipes
- Retains OEM safety strategies and drivability
Tuning Note: ECU calibration is recommended to achieve optimal performance and to prevent fault codes.
Emissions Notice: These are catless components intended for off-road or track use where permitted.
⚙️ Compatibility
| Model | Years | Body Style | Chassis |
|---|---|---|---|
| Mercedes C400 | 2015 | Sedan | W205 |
| Mercedes C450 AMG | 2016 | Sedan | W205 |
| Mercedes C43 AMG | 2017–2023 | Sedan | W205 |
| Mercedes C43 AMG | 2017–2023 | Coupe | C205 |
| Mercedes C43 AMG | 2017–2023 | Cabriolet | A205 |
| Mercedes E400 | 2016–2017 | Sedan | W213 |
| Mercedes E400 | 2017–2018 | Coupe | C238 |
| Mercedes E400 | 2017–2018 | Cabriolet | A238 |
| Mercedes E450 | 2017–2020 | Sedan | W213 |
| Mercedes E450 | 2018–2020 | Coupe | C238 |
| Mercedes E450 | 2018–2020 | Cabriolet | A238 |
| Mercedes E43 AMG | 2017–2020 | Sedan | W213 |
If your model is listed, these will fit — no fabrication required.
❓ Frequently Asked Questions
Will this trigger a CEL?
Check engine lights may occur when running catless downpipes without ECU calibration.
Is tuning required?
Highly recommended for optimal performance, drivability, and fault code management.
Is this street legal?
No. These are off-road and track-use components.
Is there a warranty?
Yes — 12-month structural warranty with guaranteed fitment for listed M276 applications.
