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Black Market Race
Black Market Race B58/S58 Billet Coolant Reservoir
$1,100.00
OVERVIEW
The Black Market Race B58/S58 Billet Coolant Reservoir solves multiple problems with the OEM system, including preventing coolant from overflowing onto the front tire and causing loss of control — an issue first brought to their attention by drivers and builders of the fastest BMWs in the world.
SPECS
- Machined from solid billet 6061 aluminum
- Includes a 2 Bar radiator cap with overflow line
- 1/8" NPT pressure reference port for tuning software integration (coolant-pressure-based safeties)
- Assembled with high-temp, chemical and steam resistant O-rings
- Each unit pressure tested to 150psi to guarantee zero leaks
- 100% plug and play with OEM coolant lines on the B58TU (2020+)
- Optional overflow tank and Motiv ReFlex pressure sensor configurations available
PARTS INCLUDED
- Billet coolant reservoir with 2 Bar radiator cap and overflow line
- Optional overflow tank and/or Motiv ReFlex pressure sensor per selected variant
TECH RESOURCES
- Direct replacement for the OEM coolant reservoir — brackets and fittings may differ from product photos depending on chassis
- The 1/8" NPT pressure reference port pairs with a coolant-pressure safety — add the BMR B58/S58 PNP Coolant Pressure Sensor Kit and feed it to your controller/tune (e.g. MHD Super License for B58)
- Current lead time is approximately 2 weeks to ship
VEHICLE APPLICATIONS
| Make | Model | Chassis | Engine | Years |
|---|---|---|---|---|
| BMW | M240i | G42 | B58 Gen 2 3.0L | 2022+ |
| BMW | M340i | G20 | B58 Gen 2 / Gen 3 3.0L | 2020+ |
| BMW | M440i | G22 | B58 Gen 2 / Gen 3 3.0L | 2021+ |
| BMW | M2 | G87 | S58 | 2023+ |
| BMW | M3 | G80 | S58 | 2021+ |
| BMW | M4 | G82/G83 | S58 | 2021+ |
| Toyota | Supra | A90/A91 | B58 Gen 2 3.0L | 2020–2026 |