BenzUnited Parts
Mercedes E63 / CLS63 AMG Catless Exhaust Downpipes W212 W218 M157
Mercedes E63 / CLS63 AMG Catless Exhaust Downpipes W212 W218 M157
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M157 Downpipes for Mercedes E63 (W212) / CLS63 (W218), 2012–2017. Improve exhaust flow, reduce backpressure, and unlock a deeper AMG tone with OEM-like fitment. Gain up to +100 HP / +140 lb-ft with ECU tuning.
🔊 Hear It & See the Upside
- Real gains: +100 HP / +140 lb-ft with tune
- Sharper response: Reduced backpressure & quicker turbo spool
- AMG tone: Deeper, more aggressive exhaust note
- Built right: TIG-welded 304 stainless steel, direct bolt-on
🔧 Technical Specs
- Material: High-grade 304 stainless steel
- Diameter: 3-inch piping
- Welds: TIG-welded
- Finish: Brushed/polished (batch dependent)
- Weight savings: ~10–15 lbs vs OEM
- Install time: ~2–3 hours (professional installation recommended)
📌 Compatibility
| Year | Model | Engine |
|---|---|---|
| 2012–2017 | Mercedes E63 AMG (W212) | M157 V8 BiTurbo |
| 2012–2017 | Mercedes CLS63 AMG (W218) | M157 V8 BiTurbo |
❓ Frequently Asked Questions
Will these downpipes work on the stock tune?
Yes, they function with a stock ECU, but tuning maximizes power and prevents CEL light
Will installing these trigger a check engine light?
Catless downpipes may trigger a CEL. Use O₂ spacers or an ECU tune to resolve.
🏆 Why Buy from BenzUnited
We specialize in Mercedes performance platforms, offering support for every upgrade.
Our TIG-welded stainless downpipes feature logo-branded authenticity and durability.
Each set is quality-checked for fitment, backed by our support team for easy installs.
Enjoy free U.S. shipping with tracking—order today!
