BMW Electrical Sensors, Switches, & Relays for BMW E46 M3 S54 3.2L (1999-2005)

Battery Tender Plus Advanced Battery Charging System

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T#:49892371

Part#: BTT0210128

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$ 69.99 USD

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$ 69.99 USD

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15A Fuse - Priced Each

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T#:375327

Part#: 61131372626

In Stock at Vendor

$ 2.03 USD

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$ 2.03 USD

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120 pc Fuse Assortment

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T#:1809154

Part#: W5368

Ships in 1 Business Day

$ 13.68 USD

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$ 13.68 USD

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A must for any toolbox.

Crankshaft Sensor O-Ring (18 X 1.2 Mm)

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T#:13233505

Part#: 12141402705

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$ 1.49 USD

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$ 1.49 USD

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This O-Ring can sometimes leak at the bottom of your engine and need to be replaced. Fits around the head of the lower crankshaft sensor and provides a connection point.

Mishimoto Ignition Coil - Single - BMW M54, N20, N52, N54, N55, N62, ...

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T#:51075090

Part#: MMIG-BMW-02

Ships in 3 Business Days

$ 72.99 USD

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$ 72.99 USD

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The Mishimoto BMW Ignition Coil is built to handle the intense heat cycles found in BMW’s modern turbocharged and naturally aspirated engines.

Genuine BMW Protection Cap Ds/Ms - 12521309527 - E30,E38,E39,E46,E53 ...

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T#:40116

Part#: 12521309527

Ships in 6 Business Days

4% off MSRP $ 46.99

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$ 44.99 USD

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4% off MSRP

$ 46.99

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$ 44.99 USD

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Genuine BMW Protection Cap - Ds/Ms
This item fits the following BMW Chassis:
E30 M3,E39 M5,E46 M3,E30,E38,E39,E46,E53 X5 X5

Genuine BMW Plug-In Connection Bracket - 61131383759 - E46,E46 M3 ...

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T#:140039

Part#: 61131383759

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$ 11.99 USD

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$ 11.99 USD

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Genuine BMW Plug-In Connection Bracket
This item fits the following BMW Chassis:
E46 M3,E46

Base B+ - 2X - E46, Z4

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T#:141099

Part#: 61138387546

Ships in 6 Business Days

3% off MSRP $ 61.99

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$ 59.99 USD

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3% off MSRP

$ 61.99

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$ 59.99 USD

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Genuine BMW Base B+ - 2X
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Genuine BMW Universal Socket Housing

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T#:21280

Part#: 61138352304

Ships in 6 Business Days

7% off MSRP $ 28.99

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$ 26.99 USD

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7% off MSRP

$ 28.99

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$ 26.99 USD

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Genuine BMW Universal Socket Housing, Uncoded - 3 Pol.
This item fits the following BMW Chassis:
E36 M3,E34 M5,E39 M5,E60 M5,E46 M3,E70 X5M,E71 X6M,E82 1M Coupe,E53 48IS,E34,E36,E38,E39,E46,E53 X5,E65,E70 X5,E71 X6,E82,E83 X3,E89 Z4,E90,F01,F02,F06,F10,F12,F13

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Wiring Harness Engine Gearbox Module - E46

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T#:40049

Part#: 12517836378

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3% off MSRP $ 782.99

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$ 755.99 USD

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3% off MSRP

$ 782.99

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$ 755.99 USD

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Genuine BMW Wiring Harness, Engine Trans. Module
This item fits the following BMW Chassis:
E46 M3,E46

Fits BMW Engines including:
S54

Genuine BMW Crankshaft Sensor O-Ring (18 X 1.2 mm) - E46 Z3 Z4 ...

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T#:38297

Part#: 12141402705

Ships in 4 Business Days

6% off MSRP $ 15.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 14.99 USD

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6% off MSRP

$ 15.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 14.99 USD

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Genuine BMW O-Ring - 18X1,2
This item fits the following BMW Chassis:
E46 M3,E85 Z4M,E46,E85 Z4,E86 Z4

Fits BMW Engines including:
S54

Genuine BMW 10 Pole Socket Housing - Multiple BMWs

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T#:540927

Part#: 61139277742

Ships in 4 Business Days

$ 4.99 USD

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$ 4.99 USD

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Fixing a faulty connection in your BMWs electrical system? This 10 pole socket housing is a Genuine BMW replacement.

Genuine BMW Electrical Connector Repair Kit - Multiple BMWs ...

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T#:206288

Part#: 61132359999

In Stock

$ 19.99 USD

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$ 19.99 USD

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This is a Genuine BMW 2 pin connector that is used in many places by BMW.

Genuine BMW Voice Recognition SES Adapter Plug - Multiple BMWs ...

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T#:11467

Part#: 84110018038

In Stock

$ 6.99 USD

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$ 6.99 USD

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Covering Base B+ - E46, E53, E65, E66, E83

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T#:140932

Part#: 61138371016

Ships in 6 Business Days

$ 8.99

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$ 5.99 USD

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$ 5.99 USD

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Genuine BMW Covering Base B+
This item fits the following BMW Chassis:
E46 M3,E53 48IS,E46,E53 X5,E65,E83 X3

Adhesive Gasket Set - 40 Pieces - 61126929313

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T#:138290

Part#: 61126929313

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6% off MSRP $ 49.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 46.99 USD

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6% off MSRP

$ 49.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 46.99 USD

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Genuine BMW Set Of Sealing Tapes For Wiring Grommet - 40Stk.X 5Mm
This item fits the following BMW Chassis:
E30 M3,E36 M3,E39 M5,E60 M5,E63 M6,E46 M3,E70 X5M,E71 X6M,E82 1M Coupe,E85 Z4M,E53 48IS,E30,E36,E38,E39,E46,E53 X5,E63,E65,E70 X5,E71 X6,E82,E83 X3,E85 Z4,E86 Z4,E89 Z4,E90,E92,E93,F01,F02,F06,F10,F12,F13,F25 X3,F30,F31,F32,F34,i3i12

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Wire With Terminals For 90 Degree 6 Pin Bulkhead (Red)

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T#:38161695

Part#: 201-0360-RED

Ships in 6 Business Days

$ 5.99 USD

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$ 5.99 USD

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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Red in color and 12 Gauge.

Wiring - Drivers Side - E46

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T#:138369

Part#: 61126935983

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$ 85.99 USD

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$ 85.99 USD

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Genuine BMW Wiring Drivers Side
This item fits the following BMW Chassis:
E46 M3,E46

Wire With Terminals For 90 Degree 6 Pin Bulkhead (White)

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T#:38161693

Part#: 201-0360-WHT

Ships in 9 Business Days

$ 4.99 USD

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$ 4.99 USD

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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. White in color and 12 Gauge.

Wire With Terminals For 90 Degree 6 Pin Bulkhead (Green)

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T#:38161687

Part#: 201-0361-GRN

Ships in 9 Business Days

$ 3.99 USD

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$ 3.99 USD

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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Green in color and 18 Gauge.

Wire With Terminals For 90 Degree 6 Pin Bulkhead - Yellow

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T#:38161692

Part#: 201-0360-YEL

Ships in 9 Business Days

$ 4.99 USD

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$ 4.99 USD

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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Yellow in color and 12 Gauge.

Wire With Terminals For 90 Degree 6 Pin Bulkhead - Orange

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T#:38161698

Part#: 201-0360-ORG

Ships in 9 Business Days

$ 4.99 USD

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$ 4.99 USD

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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Orange in color and 12 Gauge.

Wire With Terminals For 90 Degree 6 Pin Bulkhead - Blue

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T#:38161703

Part#: 201-0360-BLU

Ships in 9 Business Days

$ 4.99 USD

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$ 4.99 USD

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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Blue in color and 12 Gauge.

Wire With Terminals For 90 Degree 6 Pin Bulkhead (Black) 12 Gauge ...

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T#:38161711

Part#: 201-0360-BLK

Ships in 9 Business Days

$ 4.99 USD

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$ 4.99 USD

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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Black in color and 12 Gauge.

Wire With Terminals For 90 Degree 6 Pin Bulkhead - Black - Dual 18 Ga...

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T#:38161710

Part#: 201-0362

Ships in 9 Business Days

$ 4.99 USD

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$ 4.99 USD

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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Black in color and 18 Gauge dual wire.

Wire Pinning Kit - MLK 1.2 Female Jack

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T#:55281746

Part#: 125275WRKT

Ships in 10 Business Days

$ 37.40 USD

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$ 37.40 USD

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This Genuine BMW wiring repair kit is the ideal solution to refresh worn-out terminal connections in your Ultimate Driving Machine.

Morimoto Standalone Can-Bus Wiring Harness - H4 / 9003 - Priced Each ...

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T#:54388428

Part#: H240

Ships on Jul 21, 2026

Sale - Save 17% $ 21.99

This product was last offered at the strikethrough price on
06-23-2026

$ 18.21 USD

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Sale - Save 17%

$ 21.99

This product was last offered at the strikethrough price on
06-23-2026

$ 18.21 USD

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Cover Base B+ - E46, E53, E65, E66, E83

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T#:140933

Part#: 61138371017

Special Order: No Guaranteed ETA

$ 7.99 USD

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$ 7.99 USD

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Genuine BMW Cover Base B+
This item fits the following BMW Chassis:
E46 M3,E53 48IS,E46,E53 X5,E65,E83 X3

Hella Oil Pressure Switch - M12x1.5

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T#:591881

Part#: 12611710509

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$ 7.99 USD

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$ 7.99 USD

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Leaking or malfunctioning oil pressure switches can be disastrous

2 Pin Connector

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T#:33412928

Part#: 12521427615

Ships on Jul 27, 2026

Sale - Save 25% $ 7.99

This product was last offered at the strikethrough price on
06-14-2026

$ 5.99 USD

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Qty

Sale - Save 25%

$ 7.99

This product was last offered at the strikethrough price on
06-14-2026

$ 5.99 USD

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Includes connector housing with terminals and seals. Commonly used for the engine oil pressure switch. ECS Tuning replacement harness connectors include all necessary pins and wire seals for a complete harness repair. Whether you have a broken harness connector or need a complete wiring repair, we have the components you need. Each connector includes an additional terminal in case one becomes lost or damaged during installation. *OEM cross reference PN# 12521427615 - Commonly used for the engine oil pressure switch. Please reference the original part number from the existing connector to confirm fitment, before ordering. Suggested tools: Suggested crimping pliers: T#387193 Wire De-pin tools: 12pc De-Pin Tool Set - T#386379 23pc De-Pin Tool Set - T#641943

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2 Pin Connector

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T#:33412932

Part#: 61132359999

Ships on Jul 28, 2026

Sale - Save 25% $ 10.99

This product was last offered at the strikethrough price on
06-14-2026

$ 8.24 USD

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Qty

Sale - Save 25%

$ 10.99

This product was last offered at the strikethrough price on
06-14-2026

$ 8.24 USD

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Includes connector housing with terminals and seals. Commonly used for the coolant level sensor.

ECS Tuning replacement harness connectors include all necessary pins and wire seals for a complete harness repair. Whether you have a broken harness connector or need a complete wiring repair, we have the components you need.

Each connector includes an additional terminal in case one becomes lost or damaged during installation.

*OEM cross reference PN# 61132359999 - Commonly used for the coolant level sensor.

Please reference the original part number from the existing connector to confirm fitment, before ordering.

Suggested tools:

Suggested crimping pliers: T#387193
Wire De-pin tools:
12pc De-Pin Tool Set - T#386379
23pc De-Pin Tool Set - T#641943

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Oil Temperature Sensor And Gauge Kit - Green & White - Multiple BMWs ...

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T#:401690

Part#: OILTEMPGAUGEKT1

Ships on Nov 11, 2026

Sale - Save 2% $ 196.99

This product was last offered at the strikethrough price on
05-03-2026

$ 193.26 USD

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Sale - Save 2%

$ 196.99

This product was last offered at the strikethrough price on
05-03-2026

$ 193.26 USD

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The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.

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Oil Temperature Sensor And Gauge Kit - Blue & Red - Multiple BMWs ...

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T#:401689

Part#: OILTEMPGAUGEBRKK

Ships on Nov 11, 2026

Sale - Save 2% $ 196.99

This product was last offered at the strikethrough price on
05-03-2026

$ 193.26 USD

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Qty

Sale - Save 2%

$ 196.99

This product was last offered at the strikethrough price on
05-03-2026

$ 193.26 USD

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The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well.

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Oil Pressure Switch

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T#:5944185

Part#: 12618611273

Special Order: No Guaranteed ETA

$ 6.99 USD

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$ 6.99 USD

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This Meyle Oil Pressure Switch is the ideal service replacement to keep your BMW or European powerhouse performing reliably on the street or track.

Meyle Exhaust Camshaft Position Sensor - BMW S54 S62

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T#:55497462

Part#: 3148000038

Special Order: No Guaranteed ETA

$ 26.99 USD

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$ 26.99 USD

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Don't let a failing camshaft position sensor rob your vehicle of power or cut your track day short. This Meyle replacement camshaft sensor is built to deliver fast, highly accurate data to the ECU, preventing the performance drops, sluggish throttle response, and rough idling caused by worn-out factory electronics. Engineered to withstand high underhood heat and intense vibrations, it keeps your ignition timing and fuel delivery tightly synced, whether you are daily driving or pushing through high-RPM pulls.

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FAE Oil Pressure Switch - M12x1.5

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T#:377029

Part#: 12612367061

Back Ordered

$ 5.99 USD

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$ 5.99 USD

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Leaking or malfunctioning oil pressure switches can be disastrous

URO Multi Purpose Relay - 61368384505

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T#:37858387

Part#: 61368384505

Back Ordered

$ 30.99 USD

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$ 30.99 USD

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URO Multi Purpose Relay - 61368384505

URO Multi Purpose Relay - 61368384505 is the perfect replacement for a failed relay, restoring the proper electrical circuit performance in BMW vehicles. Designed as a direct-fit OE reproduction, this relay ensures a seamless plug-and-play installation, ensuring optimal function and reliability.

Replaces failed relays to restore proper electrical circuit operation
Direct-fit OE reproduction design for easy installation and compatibility
Manufactured using high-quality materials to resist heat, cold, and condensation
Modern electronics protect against electrical arcing and burnout for long-term durability
Factory tested to ensure proper performance and functionality
Backed by a 24-month unlimited mileage warranty

The URO Multi Purpose Relay is an essential component for maintaining the smooth electrical performance of BMW vehicles, ensuring long-lasting reliability and performance.

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FAE Oil Pressure Switch - M12x1.5

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T#:374049

Part#: 12617568480

Back Ordered

$ 7.99 USD

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$ 7.99 USD

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Leaking or malfunctioning oil pressure switches can be disastrous

Meyle Outdoor Temperature Sensor / Probe

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T#:579266

Part#: 3009190001

Special Order: No Guaranteed ETA

$ 44.99 USD

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$ 44.99 USD

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Common fix for incorrect OBC temperature readings

URO Crankshaft Position Sensor - BMW E46

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T#:37858384

Part#: 13627548994

Back Ordered

$ 19.99 USD

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$ 19.99 USD

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URO Crankshaft Position Sensor - BMW E46

URO Crankshaft Position Sensor - BMW E46 is a premium replacement designed to restore precise engine timing and eliminate performance issues caused by a faulty sensor. This direct-fit OE replacement ensures accurate crankshaft position readings for smooth engine operation and reliable performance.

Direct-fit OE replacement restores proper engine timing and functionality
Eliminates check engine lights and trouble codes caused by a failed sensor
High-quality polymer and metal construction withstands extreme engine temperatures
Alloy conductors minimize electrical resistance for precise signal transmission at any RPM
Ensures optimal fuel efficiency and engine performance
Backed by a 24-month unlimited mileage warranty

Compatible with BMW E46 models, this URO Crankshaft Position Sensor delivers long-lasting reliability and smooth engine operation.

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BMW Electrical Sensors, Switches, & Relays for BMW E46 M3 S54 (1999-2005)

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