DOC Race

DOC Race N54 Turbo Kit Hardware – Manifolds, Hot Parts, Charge Pipe & Oil Lines

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  • Regular price $3,295.00
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OVERVIEW

Individual DOC Race components for N54 single turbo conversions — the complete top-mount hot parts kit, the T4 twin-scroll manifold, charge pipe, oil lines and fittings, coolant relocation parts, gaskets and heat shield — for building or servicing a conversion piece by piece.

SPECS

  • Top Mount Hot Parts Kit: one-piece T4 twin-scroll manifold, one-piece downpipe to factory location, dump tubes for 2 x Turbosmart 40mm wastegates, ceramic coated
  • Single Turbo Manifold: T4 twin scroll, provisions for dual Tial MVS wastegates
  • Charge Pipe: made for the DOC Race top-mount kit
  • Coolant Pipe Relocation Kit: required when converting to a single turbo (manual or automatic)
  • Coolant Block Interface Plugs: for turbos without coolant fittings (Precision, Comp)
  • Oil Feed Interface Fitting: low profile, -4AN, fits most single turbo kits
  • Oil Drain Line and Oil Drain Fitting: for the top-mount turbo location
  • Exhaust Manifold Gaskets: made for DOC Race kits, also fit other brands and the N55
  • Heat Shield: stainless, mounts with 4 x 6mm bolts at the factory location

PARTS INCLUDED

  • Selected DOC Race component
  • Fittings and hardware where applicable

TECH RESOURCES

Required Additional Parts

Installation

  • The hot parts kit and manifold are designed for the RWD top-mount layout.
  • DOC Race does not publish installation manuals for these components. Contact Speed Logic for install support.

VEHICLE APPLICATIONS

Make Model Chassis Engine Years
BMW 135i Coupe E82 N54 3.0L Twin-Turbo I6 2008–2010
BMW 135i Convertible E88 N54 3.0L Twin-Turbo I6 2008–2010
BMW 335i Sedan E90 N54 3.0L Twin-Turbo I6 2007–2010
BMW 335i xDrive Sedan E90 N54 3.0L Twin-Turbo I6 2007–2010
BMW 335i Coupe E92 N54 3.0L Twin-Turbo I6 2007–2010
BMW 335i xDrive Coupe E92 N54 3.0L Twin-Turbo I6 2007–2010
BMW 335i Convertible E93 N54 3.0L Twin-Turbo I6 2007–2010
BMW 335is Coupe E92 N54 3.0L Twin-Turbo I6 2011–2013
BMW 335is Convertible E93 N54 3.0L Twin-Turbo I6 2011–2013