The Turbosmart Kompact Plumb‑Back blow-off valve for 2015–2018 Mercedes‑Benz C63 is supplied as a single‑valve plumb‑back unit intended to recirculate charge air back into the intake. Specified for the left‑hand VR33 location in the listing, it offers a compact replacement that preserves the vehicle’s recirculation plumbing and provides the correct connection style for that application.
Turbosmart 15-18 Mercedes-Benz C63 LHS BOV Kompact EM Plumb Back VR33 BOV (Single BOV)