Mercedes‑Benz M256 Inline‑6 Downpipe

Fits all Mercedes models powered by the 3.0L twin‑turbo M256 inline‑six engine (with 48V mild‑hybrid assist)

🔧 Product Overview

This M‑Tech Performance Downpipe is engineered specifically for all Mercedes‑Benz vehicles equipped with the M256 3.0 L twin‑turbo inline‑6 petrol engine (including EQ‑Boost variants). It’s a direct bolt‑on upgrade that improves exhaust flow, sharpens throttle response, and deepens the exhaust note while maintaining factory fitment and drivability.

📌 Compatible Models & Years

• S‑Class (W222 / W223): S 450, S 450 4MATIC, S 400 L, S 500 (2017-present for W222 European, W223 from 2021)
• CLS‑Class (C257): CLS 450 & CLS 53 4MATIC (2018-present)
• GLE‑Class (V167): GLE 450 4MATIC & GLE 53 (2019-present)
• GLS‑Class (X167): GLS 450 4MATIC (2019–present)
• AMG GT 4‑Door (X290): AMG GT 43, GT 53 4MATIC+ (2019-present)
• E‑Class (W213): E 53 4MATIC+ coupé, cabriolet & sedan (2018-present equipped with M256)

🚗 Why Install It?

• Better Turbo Spool & Throttle Response: Less restriction equals faster boost ramp‑up and sharper feel.
• Smooth, Refined Sound: Deepens tone without cabin drone or ruining OEM refinement.
• Thermally Optimized: Full heat shielding protects nearby components while improving reliability under heat load.
• Direct Bolt‑On: Uses factory mounting points and flanges no cutting, welding, or fabrication required.

✅ Quick Specs

🛠 Important Notes

This downpipe is compatible only with Mercedes vehicles equipped with the twin‑turbo 3.0 L M256 inline‑six engine (with EQ‑Boost). It is not compatible with V6 (M276), V8 or diesel models. Please verify your exact engine before ordering.

🏁 Install and Drive with Confidence

Built for drivers who want more from their Mercedes. Power gains, sharper spool, and a premium exhaust tone with OEM levels of fit and finish.

Engineered by enthusiasts. Trusted by drivers.