Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

BMW E30 M3 S14 2.3L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle BMW E30 M3 S14 2.3L
Your Vehicle BMW E30 M3 S14 2.3L
Change Clear

BMW E30 M3 S14 2.3L Engine Electrical Parts

Sort By
Filter By
Return to Top

Alternator Brush Set

ES#29504 - 12311727756 - Alternator Brush Set - Get your alternator working again - Genuine BMW - BMW

Get your alternator working again

Brand:
Genuine BMW - Corporate Logo
ES#:
29504
Mfg#:
12311727756
Ships in 4 Business Days
4% off MSRP

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

$25.99

This product was last offered at the strikethrough price on
07-20-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTEK Indicator Panel

ES#3676988 - 56-380 - CTEK Indicator Panel - Displays battery health at all times. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Displays battery health at all times.

Brand:
CTEK - Corporate Logo
ES#:
3676988
Mfg#:
56-380
In Stock at Vendor
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Woodruff Key

ES#15755 - 07119951453 - Woodruff Key - Genuine BMW - BMW

4X5

Brand:
Genuine BMW - Corporate Logo
ES#:
15755
Mfg#:
07119951453
In Stock
ON SALE! SAVE 26%
$3.99

This product was last offered at the strikethrough price on
06-25-2026

$2.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

7-Protect Cap

ES#31192 - 12521309527 - 7-Protect Cap - This cap holds the wiring pins for the diagnostic port. - Genuine BMW - BMW

This cap holds the wiring pins for the diagnostic port.

Brand:
Genuine BMW - Corporate Logo
ES#:
31192
Mfg#:
12521309527
Ships in 6 Business Days
2% off MSRP

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

$46.99

This product was last offered at the strikethrough price on
07-20-2026

$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Race German Diagnosis Plug Bracket E30

ES#4493065 - c101-holder - Race German Diagnosis Plug Bracket E30 - Replace your brittle or lost diagnosis port bracket! - Race German - BMW

Replace your brittle or lost diagnosis port bracket!

Brand:
Race German - Corporate Logo
ES#:
4493065
Mfg#:
C101-HOLDER
Ships in 2 Business Days
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Washer

ES#29238 - 12311268420 - Washer - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
29238
Mfg#:
12311268420
Ships in 4 Business Days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Relay

ES#2863068 - 61311378297 - Relay - Replacement relay for the typical white-green and orange relays found in your vehicle - Rein - BMW MINI

Replacement relay for the typical white-green and orange relays found in your vehicle 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2863068
Mfg#:
61311378297
Ships in 3 Business Days
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SES Jumper

ES#200433 - 84110018038 - SES Jumper - Ensures connectivity between the factory telephone/bluetooth unit when SES module is not present - Genuine BMW - BMW

Ensures connectivity between the factory telephone/bluetooth unit when SES module is not present

Brand:
Genuine BMW - Corporate Logo
ES#:
200433
Mfg#:
84110018038
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Genuine BMW Spark Plug Wire Guide

ES#27984 - 12121727687 - Genuine BMW Spark Plug Wire Guide - Replacement spark plug wire guide. - Genuine BMW - BMW

Replacement spark plug wire guide.

Brand:
Genuine BMW - Corporate Logo
ES#:
27984
Mfg#:
12121727687
In Stock
ON SALE!
$42.99

This product was last offered at the strikethrough price on
06-15-2026

$40.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Safety Pressure Switch

ES#4349040 - 64531386971 - Safety Pressure Switch - A/C drying container safety switch - Santech - BMW

A/C drying container safety switch

Brand:
Santech - Corporate Logo
ES#:
4349040
Mfg#:
64531386971
Ships in 1 Business Day
$41.97

This product was last offered at the strikethrough price on
07-03-2026

$38.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyester wrap - 15 meters

ES#2960684 - 61132359177 - Polyester wrap - 15 meters - 19mm wide & 15m in length - Genuine BMW - BMW MINI

19mm wide & 15m in length

Brand:
Genuine BMW - Corporate Logo
ES#:
2960684
Mfg#:
61132359177
Ships in 9 Business Days
$36.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuse - Priced Each

ES#165273 - 61136942071 - Fuse - Priced Each - 20A - Genuine BMW - BMW MINI

20A

Brand:
Genuine BMW - Corporate Logo
ES#:
165273
Mfg#:
61136942071
In Stock
ON SALE!
$1.99

This product was last offered at the strikethrough price on
06-25-2026

$1.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring, Oil Level Sensor-Priced Each

ES#240209 - 12611277129 - O-Ring, Oil Level Sensor-Priced Each - Found on your oil level sensor in the oil pan - Victor Reinz - BMW

Found on your oil level sensor in the oil pan

Brand:
Victor Reinz - Corporate Logo
ES#:
240209
Mfg#:
12611277129
Ships in 3 Business Days
$3.99

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

$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Bearing

ES#4919982 - 6201-Z - Alternator Bearing - Replacement OEM alternator bearing - Schaeffler - BMW

Replacement OEM alternator bearing

Brand:
Schaeffler - Corporate Logo
ES#:
4919982
Mfg#:
6201-Z
Ships in 7 Business Days
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring

ES#31818 - 12611277129 - O-Ring - Found on your oil level sensor in the oil pan - Genuine BMW - BMW

Found on your oil level sensor in the oil pan

Brand:
Genuine BMW - Corporate Logo
ES#:
31818
Mfg#:
12611277129
Ships in 4 Business Days
$10.99 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.

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

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings