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Battery & Electrical

BMW battery & electrical systems are crucial for keeping a BMW performing properly, especially after a full track/race build. Whether you're adding a high-performance Optima battery to your BMW, reworking your data or electrical cutoff systems, or if you're in need of our ultimate BMW front windshield defroster kit, we offer the the highest quality battery and electrical parts available. BMW Battery and Electrical Need help finding Battery & Electrical for your BMW? Call us at 877.639.9648, email us, or live chat for expert assistance.


OPTIMA 35 REDTOP Battery - 31.7 LBS

Save 5-18 lbs with this advanced high-performance AGM battery for your BMW

Price: $209.99

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OPTIMA D35 Style 1 Battery Mount Kit - All E30, E36, E70 X5

Exclusive BimmerWorld aluminum mount for OPTIMA D35 batteries

Price: $99.99

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OPTIMA D35 Style 2 Battery Mount Kit - All E46

Exclusive BimmerWorld aluminum mount for OPTIMA D35 batteries

Price: $119.99

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OPTIMA D35 Style 3 Battery Mount Kit - All E9X, E83 X3, E85/E86 Z4

Exclusive BimmerWorld aluminum mount for OPTIMA D35 batteries

Price: $119.99

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OPTIMA D35 YELLOWTOP Deep-Cycle Battery - 36.4 LBS

Advanced deep-cycle AGM battery, great for BMWs that sit parked long periods or have upgraded stereos

Price: $244.99

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OPTIMA Digital 1200 12V Performance Charger and Maintainer

Enhance the performance and longevity of OPTIMA AGM and traditional batteries 

Price: $199.99

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OPTIMA Digital 400 12V Performance Maintainer and Charger

Maximize the performance and longevity of your OPTIMA AGM and traditional batteries 

Price: $89.00

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Electrical Cutoff Switch

4 pole switch to cut power to alternator and battery on race cars

Price: $44.99

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Electrical Cutoff Solenoid Kit

Heavy-duty and reliable kill switch kit for your race car - includes driver and corner worker switches

Price: $184.99

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BimmerWorld Front Windshield Defroster Kit

The ultimate solution for fog-free windshields, day and night

Price: $99.99

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Racepak SmartWire

The ultimate wiring solution for modern race cars

Price: $1,799.99

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Racepak SmartWire SwitchPanel

Manual switch panel for system controls through a SmartWire system

Price: $299.99

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Racepak SmartWire SwitchModule

Clean up and fully utilize your existing switch panel through the SmartWire system

Price: $299.99

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BMW E46 Battery Cable "T" Bolt

Cost-effective replacement for your broken BMW negative battery terminal bolt.  No need to purchase a whole cable!

Price: $5.92

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Switch - 61 31 1 387 916

Replacement window and sunroof switches for E36/Z3 cars

Price: $19.99

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Electric Window Switch - E36, Z3 (61318365300)

Replacement window and sunroof switch.

Price: $19.99

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E9X Carbon Switch Panel - CTSC Race Program

High-gloss carbon switch panel and surround for your electronics/wiring

Price: $649.99

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Lifeline FIA Approved LED Rain Light

Extremely bright FIA approved LED rain light

Price: $148.99

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Genuine BMW Jumper Cables with Safety Circuit

Every BMW trunk should have a set of these! BMW recommended, complete with safety circuit. 

Price: $71.68

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Genuine BMW Battery Cable - 61126929324 - E60 5 Series 2004-2006

Genuine BMW # 61126929324

Price: $292.84

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Genuine BMW Positive Battery Cable - E9x, E82, E84

Genuine BMW # 61129217031

Price: $195.84

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BimmerWorld Front Windshield Defroster Grid Only

Replacement part for BimmerWorld Front Windshield Defroster Kit

Price: $54.99

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Voltage Regulator 220A / Valeo - 12317603775 - E70 X5 & E71 X6 (2007-2011)

High quality, 24 Month Warranty

Price: $56.37

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Racepak SmartWire 8-Button Keypad Kit with Switch Bus Connector

Allows user input for 8 buttons with a clean look for your Racepak SmartWire system

Price: $575.00

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Racepak SmartWire 8-Button Keypad

8-button panel for your Racepak SmartWire system

Price: $450.00

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Racepak Keypad Switch Bus - 500-SB-KPAD8 (Connector Only)

Connects a Racepak Keypad to your SmartWire system

Price: $150.00

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E36 Carbon Switch Panel

E36 Carbon Switch Panel, requires Carbon Dash

Price: $589.99

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Fuse Assortment Kit - 711683903

Always have a spare blade fuse!

Price: $7.66

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Fuse Assortment Kit - Classic / Ceramic Style (10 piece) - 3481803

Spare ceramic fuses, as used on classic BMWs and other Euro models

Price: $6.50

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Base Plate for Positive Battery Terminal - E39 M5/540i, E38 740i/740iL

Genuine BMW # 12521702102

Price: $17.12

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Window Switch - E36 4 Door Sedan Rear Windows - 61311393361

Aftermarket Replacement # 61311393361, 24 Month Warranty

Price: $10.72

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What customers are saying...

  • I am extremely pleased with this order. The price was competitive and your expedited delivery charge was surprisingly low. I needed the part fast and you exceeded my expectations. I especially appreciate your gentleman who over the phone ensured me that the part was indeed in stock and would be shipped immediately.
    - Allan Read More
  • I’ve never dealt with a true “race” shop like BW and I really have enjoyed the experience. I always feel like I’m getting the best advice, and suggestions for true race car set up. Your technical expertise on even the minute details of building race cars is really impressive, and some I value greatly...
    - Paul Read More
  • I just can't express enough how impressed I am with you guys. Thanks so much for the great service from start to finish, and always done with a smile and as professional as possible. Our particular interaction has extended over many months and never have I felt that I wasn't getting first-class service...
    - Chris Read More
  • I just wanted to say what positive experiences I've had over the past few weeks. Your BimmerWorld sales staff have gone above and beyond to help me out, between their service and taking the time to answer all my questions, I'll be buying my parts from BimmerWorld whenever possible...
    - Aaron Read More