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Genuine BMW 3.5 Bar TMAP/MAP Boost Pressure Sensor - OEM 13627843531 - Fits N20 N54 N55 N63 S55 S63 (125i, 220i, 328i, 428i, M2 Comp, M3, M4, M5, M6, X5M, X6M) - JB4 Compatible

Genuine BMW 3.5 Bar TMAP/MAP Boost Pressure Sensor - OEM 13627843531 - Fits N20 N54 N55 N63 S55 S63 (125i, 220i, 328i, 428i, M2 Comp, M3, M4, M5, M6, X5M, X6M) - JB4 Compatible

Regular price £112.20
Regular price £106.00 Sale price £112.20
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Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.

BMW 3.5 bar manifold pressure sensor upgrade — Part No. 13627843531

Unlock reliable high-boost control with this factory BMW pressure transducer. Perfect for remaps, hybrid turbo builds and advanced calibration work, this 3.5 bar intake manifold pressure unit delivers stable, precise readings that tuners depend on. It suits engines including N20, N54, N55, N63, S55 and S63 across popular F-series models such as 125i, 220i, 228i, 320i, 328i, 420i, 428i, M2 Competition, M3, M4, M5, M6 plus X5M and X6M. Part No. 13627843531.

Note on supersession: BMW has discontinued the original label for 13627843531 and replaced it with the latest 3.5 bar specification covering N54, N55, N63, S55 and S63 applications. We supply the current superseded part. If you are unsure which variant is correct for your car, just ask.

Why this OEM pressure transducer is the go-to choice

  • Genuine BMW component for plug-in fit and factory-calibrated accuracy.
  • Expands the usable boost window for tuned cars, ideal for Stage 2 and Stage 3 setups and larger turbochargers.
  • Proven with JB4. When configured, it allows the controller to read up to roughly 36 psi rather than the typical 20 psi limit.
  • Consistent manifold pressure data for smooth drivability, reliable boost control and safer tuning.

We install and use these sensors on customer builds and our own cars. Feedback has been excellent, with rock-solid performance and OEM-level durability. If you are searching for a dependable 3.5 bar upgrade for your BMW turbo engine, this is the one enthusiasts ask for.

JB4 setup and connector notes

After fitting, set the 3.5 bar TMAP value to 1 in the JB4 user adjustment menu to enable the higher boost range.

N54 and some N55 vehicles with the early Type A plug require a BMS adapter for straightforward installation. If your N55 has the later Type B connector, the adapter is not needed.

How to identify your plug type

BMW 3.5 bar sensor connector Type A vs Type B

Vehicle coverage

Suitable for a wide range of BMW models using N20, N54, N55, S55 and S63 engines, with N63 coverage according to the latest BMW supersession. Popular applications include:

  • 1 Series F20 F21 — 125i N20
  • 2 Series F22 F23 — 220i, 228i, 228ix N20 N26
  • 2 Series F87 — M2 Competition S55
  • 3 Series F30 F31 F34 — 320i, 320ix, 328i, 328ix N20 N26
  • 4 Series F32 F33 F36 — 420i, 420ix, 428i, 428ix N20 N26
  • 3 Series F80 — M3 S55
  • 4 Series F82 F83 — M4, M4 GTS, M4 CS S55
  • 5 Series F07 F10 F11 — 520i, 528i, 528ix N20 and M5 S63N
  • 5 Series F90 — M5 S63M
  • 6 Series F06 F12 F13 — M6 S63N
  • X1 E84 — 16i, 20i, 20ix, 28i, 28ix N20
  • X3 F25 — 18i, 20i, 20ix, 28i, 28ix N20
  • X4 F26 — 20ix, 28ix N20
  • X5 F15 — 28ix N20 and X5 M F85 S63R
  • X6 F16 — 28ix N20 and X6 M F86 S63R
  • Z4 E89 — 18i, 20i, 28i N20

Also suits all N54 and N55 engines.

Fitting and support

Professional installation is recommended to ensure correct sealing and calibration. We offer fitting at MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk and we will schedule your installation.

Compatibility check before dispatch

We will verify fitment prior to shipping. Add your UK registration or the last 7 of your VIN at checkout so we can confirm you receive the correct 3.5 bar unit for your vehicle.

Part details

BMW Part No. 13627843531

Manufacturer BMW

Warranty Two years for UK customers and one year for international customers when a compatible VIN is provided at checkout.

Dimensions 14 cm x 8 cm x 8 cm

Weight 0.05 kg

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