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Perfco Performance

Perfco Performance BMW S55/S58 GPF/OPF Cancellation Kit - Plug-and-Play CEL Delete Emulator for M2 Competition & CS, M3 G80, M4 G82/CSL, X3M F97, X4M F98 & Alpina B3 (Single/Dual)

Perfco Performance BMW S55/S58 GPF/OPF Cancellation Kit - Plug-and-Play CEL Delete Emulator for M2 Competition & CS, M3 G80, M4 G82/CSL, X3M F97, X4M F98 & Alpina B3 (Single/Dual)

£240.00
£240.00 £240.00
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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.

Perfco Performance S55 S58 OPF GPF Bypass Harness for BMW M and Alpina

Remove the hassle of warning lights and fault codes after an exhaust particulate filter delete on your BMW or Alpina. This Perfco plug-in harness suppresses OPF GPF related errors on S55 and S58 platforms, keeping the dash clear without any coding or ECU changes. It connects using factory-style plugs for a clean, reversible install. Choose a single-lead or twin-lead loom to match cars with one or two particulate filters. Sensor not included.

  • Prevents engine management light and OPF GPF fault codes after filter removal
  • Genuine plug-in loom using OE-type connectors for fast, reversible fitment
  • No remap, no software tweaks, no cutting and no soldering
  • Available for single-filter and twin-filter exhaust layouts
  • Built specifically for S55 and S58 powered applications listed below

Vehicle applications

Suits the following models equipped with S55 or S58 engines:

  • Alpina B3 Bi-Turbo G20 G21 6‑cylinder
  • BMW M2 Competition F87
  • BMW M2 CS F87
  • BMW M4 F82 F83
  • BMW M3 G80 G81
  • BMW M4 and M4 CSL G82 G83
  • BMW X3M F97
  • BMW X4M F98

Running a B48 or B58 engine. See the dedicated Perfco kits for those platforms.

Why enthusiasts choose this solution

We have installed and used these looms extensively for S55 and S58 owners who have removed their OPF GPF. Feedback has been consistently positive, with stable, error-free running and a straightforward plug-in experience. It is the tidy way to keep the cluster free from warnings when the particulate filter hardware is no longer present.

Fitting and support

Professional installation recommended. MJ Modifications offers expert fitting at our Warwickshire workshop. Request a fitting quote at info@mjmodifications.co.uk.

Compatibility check before dispatch

To confirm correct selection, provide your UK registration number or the last 7 digits of your VIN at checkout so we can verify the loom configuration for your car.

Important notes

  • Sensor not included
  • For off-road, track and motorsport use only where permitted by local laws. Removing OPF GPF may not be legal for road use.

Manufactured by

Perfco Performance

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