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BMW E46 Engine Electrical Parts

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GENIUS PRO 12V / 24V 50 Amp Battery Charger - NOCO

ES#4346392 - GENIUSPRO50 - GENIUS PRO 12V / 24V 50 Amp Battery Charger - NOCO - Similar to the G26000, just more powerful. With the greatest performance and functionality yet, it's a world-class battery charger to let professionals push the limits at incredible charging speeds. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Similar to the G26000, just more powerful. With the greatest performance and functionality yet, it's a world-class battery charger to let professionals push the limits at incredible charging speeds. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NOCO - Corporate Logo
ES#:
4346392
Mfg#:
GENIUSPRO50
Ships in 9 Business Days
20% off MSRP

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

$1125.99

This product was last offered at the strikethrough price on
06-03-2026

$899.99 USD
Free Shipping
on orders $49 and up

Boost Plus UltraSafe Lithium 1000 Amp Jump Starter - NOCO

ES#3984701 - GB40 - Boost Plus UltraSafe Lithium 1000 Amp Jump Starter - NOCO - This compact, 12V spark-proof jump starter is great for jumping gas vehicles with a 6.0L engine or less and diesel vehicles up to 3.0L, up to 20 times on a single charge. - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

This compact, 12V spark-proof jump starter is great for jumping gas vehicles with a 6.0L engine or less and diesel vehicles up to 3.0L, up to 20 times on a single charge. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
NOCO - Corporate Logo
ES#:
3984701
Mfg#:
GB40
In Stock
20% off MSRP

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

$124.99

This product was last offered at the strikethrough price on
06-03-2026

$99.99 USD
Free Shipping
on orders $49 and up

Spark Plugs - Set Of Six

ES#2535359 - 12120037607KT - Spark Plugs - Set Of Six - OEM replacement spark plugs - Genuine BMW - BMW

OEM replacement spark plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2535359
Mfg#:
12120037607KT
In Stock
$221.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Battery Cable - Negative

ES#163623 - 61128373946 - Battery Cable - Negative - Connected to the negative battery terminal and grounds on the chassis - Genuine BMW - BMW

Connected to the negative battery terminal and grounds on the chassis affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
163623
Mfg#:
61128373946
In Stock
$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Ground Cable Upgrade (12421737755)

ES#4939982 - 059235LA01 - Heavy Duty Ground Cable Upgrade (12421737755) - Restore lasting electrical reliability to your E30, E36, or E46 with a high-quality, corrosion-proof ground strap engineered for long-term performance. - ECS - BMW

Restore lasting electrical reliability to your E30, E36, or E46 with a high-quality, corrosion-proof ground strap engineered for long-term performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4939982
Mfg#:
059235LA01
Ships in 5 Business Days
ON SALE! SAVE 42%
$39.99

This product was last offered at the strikethrough price on
01-03-2026

$23.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Screw Cap

ES#36174 - 16116762417 - Screw Cap - Seal cap for the fuel pump top or filter - Genuine BMW - BMW MINI

Seal cap for the fuel pump top or filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
36174
Mfg#:
16116762417
In Stock
$5.98

This product was last offered at the strikethrough price on
01-07-2026

$5.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 120amp

ES#2167423 - AL0703X - Remanufactured Alternator - 120amp - Includes $65.00 refundable core charge - Bosch - BMW

Includes $65.00 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles that came with a Valeo alternator

Brand:
Bosch - Corporate Logo
ES#:
2167423
Mfg#:
AL0703X
Ships on Jun 29, 2026
$844.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Starter with Mounting Hardware

ES#3470052 - 12412354709KT2 - Remanufactured Starter with Mounting Hardware - Includes a $200 refundable core charge - Genuine BMW - BMW

Includes a $200 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Does not have threaded mounting holes - Includes Mounting Hardware

Brand:
Genuine BMW - Corporate Logo
ES#:
3470052
Mfg#:
12412354709KT2
Ships in 1-2 days
$801.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Starter Motor

ES#4940639 - 0986017110 - Remanufactured Starter Motor - **CLEARANCE ITEM** Remanufactured starter with no core charge - Discounted while supplies last! - Bosch - BMW

**CLEARANCE ITEM** Remanufactured starter with no core charge - Discounted while supplies last! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bosch - Corporate Logo
ES#:
4940639
Mfg#:
0986017110
In Stock
Limited Qty Sale
$178.99

This product was last offered at the strikethrough price on
05-02-2026

$158.99 USD
Free Shipping
on orders $49 and up

E46 Battery Tray

ES#129979 - 51718237364 - E46 Battery Tray - For trunk mounted batteries - Genuine BMW - BMW

For trunk mounted batteries affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
129979
Mfg#:
51718237364
Ships in 1-2 days
3% off MSRP

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

$90.99

This product was last offered at the strikethrough price on
06-03-2026

$87.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Alternator replacement kit

ES#4057015 - 12317831436KT2 - Alternator replacement kit - Includes everything needed for a complete alternator replacement, including a new alternator with no core charge and a belt service kit. - Assembled By ECS - BMW

Includes everything needed for a complete alternator replacement, including a new alternator with no core charge and a belt service kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4057015
Mfg#:
12317831436KT2
Ships in 9 Business Days
Auto Notify
ON SALE!
$834.73

This product was last offered at the strikethrough price on
05-02-2026

$811.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Temperature Sensor

ES#4316486 - 13621433076 - Temperature Sensor - Monitors coolant / oil temperature - Bavarian Autosport - BMW

Monitors coolant / oil temperature affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4316486
Mfg#:
13621433076
Ships in 3 Business Days
ON SALE! SAVE 20%
$14.99

This product was last offered at the strikethrough price on
05-02-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#4846075 - 13627567451 - Mass Air Flow Sensor (MAF) - The URO Mass Air Flow Sensor (MAF) is a perfect choice for BMW owners looking to enhance fuel efficiency and maintain top engine performance with a dependable replacement part. - URO - BMW

The URO Mass Air Flow Sensor (MAF) is a perfect choice for BMW owners looking to enhance fuel efficiency and maintain top engine performance with a dependable replacement part. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 03/2003

Brand:
URO - Corporate Logo
ES#:
4846075
Mfg#:
13627567451
In Stock
$78.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Starter

ES#2723839 - 12412354709KT - Remanufactured Starter - Includes a $200 refundable core charge - Genuine BMW - BMW

Includes a $200 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Does not have threaded mounting holes.

Brand:
Genuine BMW - Corporate Logo
ES#:
2723839
Mfg#:
12412354709KT
Ships in 1-2 days
$773.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#2895697 - 12147518628kit - Camshaft Position Sensor - Exhaust side - Vemo - BMW

Exhaust side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2895697
Mfg#:
12147518628KIT
In Stock at Vendor
$89.99

This product was last offered at the strikethrough price on
05-07-2026

$86.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch Super Plus Spark Plug - Priced Each

ES#5419 - flr8ldcu+ - Bosch Super Plus Spark Plug - Priced Each - Bosch Super Plus Spark Plug (7404/FLR8LDCU+) - Bosch - BMW

Bosch Super Plus Spark Plug (7404/FLR8LDCU+) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
5419
Mfg#:
FLR8LDCU+
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Electrical Parts

With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.

Let us help you find the parts that fit your BMW

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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