BOV Spacer Adapter – Black Anodized – Mercedes AMG C63 / GT / E63 (4.0 Biturbo)
This BOV spacer adapter delivers the characteristic blow-off sound of a traditional turbo setup while retaining full OEM functionality. Designed for Mercedes-AMG models equipped with the 4.0L V8 Biturbo M177/M178 engine, it replaces the heat-sensitive factory diverter valve setup with a durable billet aluminium solution.
Technical Features
- CNC-machined from 6061-T6 aluminium
- Black anodized surface for corrosion protection
- Direct fit to OEM diverter valve system
- High temperature and boost resistance
- Plug-and-play installation with no ECU tuning required
- Fully reversible upgrade
Benefits
- Clear and audible blow-off sound under boost release
- Prevents melting or deformation of OEM plastic valves
- No check engine lights or fault codes
- Improved thermal durability and long-term reliability
- Suitable for stock and tuned engines
Included
- 2x BOV spacer adapters (black anodized)
- Stainless steel bolts and sealing hardware
- Installation guide
Compatible Models (4.0 V8 Biturbo M177/M178)
Mercedes-AMG C63 / C63S (W205)
Mercedes-AMG GT / GTS / GTC / GTR / GT Black Series (C190 / R190)
Mercedes-AMG E63 / E63S (W213)
Mercedes-AMG S63 (W222)
Conclusion
The BOV spacer adapter is the ideal upgrade for AMG owners seeking improved sound, reliability and thermal stability without altering ECU calibration or factory functions.
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