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Close-up of S55 Power Control Module housing

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S55 Power Control Module kit with loom and bracket

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S55 module with mounting bracket and fitting screws

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Vehicle-specific Power Control Module wiring loom

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MMX Performance Power Control Module BMW M2 M3 M4 S55 2015-2021

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Brand: MMX PerformanceSKU / Part #: MMR50-1603

Regular price: $1,013.51
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Sale price: $1,013.51
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MMX Performance Power Control Module BMW M2 M3 M4 S55 2015-2021

Subtotal: $1,013.51

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Overview

MMX Performance's S55 Power Control Module has distinct calibrations for the supported M2 Competition, M2 CS, M3 and M4 variants. A vehicle-specific loom and bracket support a removable installation. Match the selected calibration to the original model and trim.

Key features

Vehicle-specific hardware calibration for supported S55 applications.
Finned billet aluminum enclosure with black anodized finish.
Vehicle-specific loom and mounting bracket.
Removable installation without a conventional ECU flash.

What's included

Power Control Module with vehicle-specific loom and bracket

Installation and fitment notes

Choose MMR50-1603 for M2 Competition; MMR50-1604 for M2 CS; MMR50-1606 for base M3 M4; MMR50-1605 for Competition; MMR50-1607 for M3 M4 CS.
Base, Competition and CS calibrations are not interchangeable.
Output gains vary by vehicle and calibration.

Vehicle fitment

Make	Model	Chassis	Year	Engine
BMW	M2 Competition	F87	2019-2021	S55
BMW	M2 CS	F87	2020-2020	S55
BMW	M3	F80	2015-2018	S55
BMW	M3 Competition	F80	2016-2018	S55
BMW	M3 CS	F80	2018-2018	S55
BMW	M4 Coupe	F82	2015-2020	S55
BMW	M4 Competition Coupe	F82	2016-2020	S55
BMW	M4 CS Coupe	F82	2018-2020	S55
BMW	M4 Convertible	F83	2015-2020	S55
BMW	M4 Competition Convertible	F83	2016-2020	S55

Fitment

Year	Make	Model
2019–2021	BMW	M2 Competition
2020–2020	BMW	M2 CS
2015–2018	BMW	M3
2016–2018	BMW	M3 Competition
2018–2018	BMW	M3 CS
2015–2020	BMW	M4 Coupe
2016–2020	BMW	M4 Competition
2018–2020	BMW	M4 CS
2015–2020	BMW	M4 Convertible

Not sure? Text us your VIN and we’ll confirm.

Shipping & returns

Shipping: Orders ship via UPS, FedEx or USPS, from our facility near Los Angeles or directly from the manufacturer. Rates for many items are weight-based and shown at checkout. If you need it by a certain date, text us before you order.

Returns: Unused items in brand-new condition and original packaging can be returned within 30 days of the invoice date, with a 25% restocking fee unless otherwise specified. In some cases we can offer a lower fee with the balance as store credit. Shipping charges aren't refundable in either direction unless approved by AutoTalent.

Not returnable: special-order or custom items, and anything that has been installed, modified or altered.

Cancellations: free if the item is out of stock or we miss the ETA you agreed to. Other cancellations carry a 5% processing fee to cover card fees we can't recover. Special-order items can't be cancelled.

Damaged in transit? Report it to the carrier and to us within 48 hours, keep all packaging, and don't send anything back without our written approval.

Reviews & questions