DOC Race B58 Gen 2 Top Mount Turbo Kit - BMW M340i/M240i

DOC Race B58 Gen 2 Top Mount Turbo Kit - BMW M340i/M240i

PTE6466 Next Gen Ball Bearing - 1000HP / 1.25" Schedule 40
$6,200.00
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DOC Race B58 Gen 2 Top Mount Turbo Kit - BMW M340i/M240i

DOC Race

DOC Race B58 Gen 2 Top Mount Turbo Kit - BMW M340i/M240i

$6,200.00
Turbo
Runner Size

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OVERVIEW

A complete top-mount single-turbo conversion for the B58 Gen 2 (B58TU), built around a tubular stainless manifold with 1.90" OD runners capable of flowing well over 1,200hp. Available with your choice of Precision Turbo (PTE) Next Gen ball-bearing turbos, or supply your own, and in two runner sizes depending on your power goals.

SPECS

  • Tubular stainless manifold with 1.90" OD runners
  • Runner size options: 1.25" Schedule 40 (industry-standard, high-flow investment cast collector) or 1.5" Schedule 40 (larger, for reduced backpressure)
  • Turbo options: supply your own, or choose from PTE Next Gen ball-bearing units or a Comp 6871 Triple Ceramic turbo
  • 3.5" stainless downpipe
  • Standard finish: polished (ceramic coating available as an add-on)
  • Built to order — typically ships in 4 weeks

PARTS INCLUDED

  • 1x tubular stainless turbo manifold
  • Selected turbocharger (or none, if supplying your own)
  • (2) Turbosmart 45mm wastegates with dump tubes
  • 3.5" stainless downpipe
  • (2) charge pipes (turbo to throttle body) with silicone couplers and clamps
  • Stainless oil drain, oil feed, and coolant bypass line kits
  • T4 gasket, turbo studs/nuts, exhaust V-band clamp, 4" turbo screen, heat shield
  • Valve cover vent filter, 3/4" boost caps, nylon wastegate vacuum tubing and fittings

TECH RESOURCES

  • Built to order — typically ships in about 4 weeks

VEHICLE APPLICATIONS

Make Model Chassis Engine Year
BMW M340i (RWD & xDrive) G20 B58 (Gen2) 2020–2024
BMW M240i (RWD & xDrive) G42 B58 (Gen2) 2022–2024

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