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 E90 M3 S65 4.0L

    • 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 E90 M3 S65 4.0L
Your Vehicle BMW E90 M3 S65 4.0L
Change Clear

BMW E90 M3 S65 4.0L Engine Electrical Parts

Sort By
Filter By
Return to Top

S65 Upgraded Throttle Body Actuator Set

ES#4876022 - 043419LA01 - S65 Upgraded Throttle Body Actuator Set - Includes two brand new Genuine BMW actuator assemblies, upgraded with our Teflon-reinforced gears for superior durability and reduced friction! - ECS - BMW

Includes two brand new Genuine BMW actuator assemblies, upgraded with our Teflon-reinforced gears for superior durability and reduced friction! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4876022
Mfg#:
043419LA01
Ships on Nov 9, 2026
$2385.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport E9x Cowl Delete Kit

ES#4365475 - 007629la09KT - Turner Motorsport E9x Cowl Delete Kit - Get rid of all your plastic in your engine bay for a cleaner look! Completely eliminates the bulky, obtrusive cabin filter housing for more room underhood - offering more room to access the engine. Compliment your engine bay and hide away the exposed ECU. - Turner Motorsport - BMW
ECS Tuning recommends this product.

Get rid of all your plastic in your engine bay for a cleaner look! Completely eliminates the bulky, obtrusive cabin filter housing for more room underhood - offering more room to access the engine. Compliment your engine bay and hide away the exposed ECU. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4365475
Mfg#:
007629LA09KT
In Stock
ON SALE! SAVE 25%
$420.95

This product was last offered at the strikethrough price on
06-13-2026

$315.71 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Leak Detection Pump - Priced Each

ES#2574860 - 16137193479 - Leak Detection Pump - Priced Each - Located under the vehicle, near the transmission bellhousing or in the rear. Used to diagnose leaks in the evap system. - Bosch - BMW MINI
ECS Tuning recommends this product.

Located under the vehicle, near the transmission bellhousing or in the rear. Used to diagnose leaks in the evap system. We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2574860
Mfg#:
16137193479
In Stock
$90.99

This product was last offered at the strikethrough price on
03-16-2026

$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E9X M3 Ignition Coil - Priced Each - S65

ES#2100541 - 12137841754 - E9X M3 Ignition Coil - Priced Each - S65 - Directly from the factory. - Genuine BMW - BMW

Directly from the factory.

Brand:
Genuine BMW - Corporate Logo
ES#:
2100541
Mfg#:
12137841754
In Stock
$262.98

This product was last offered at the strikethrough price on
06-08-2026

$259.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thor OBD II Wifi Dongle

ES#3659328 - OBD2WIFI1 - Thor OBD II Wifi Dongle - Access your BMWs DME wirelessly by connecting to your phone! - THOR - BMW MINI

Access your BMWs DME wirelessly by connecting to your phone!

Brand:
THOR - Corporate Logo
ES#:
3659328
Mfg#:
OBD2WIFI1
In Stock
$58.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Indicator

ES#4818556 - 12617607910 - Oil Level Indicator - Common cause of oil level display discrepancies. - Bremmen Parts - BMW

Common cause of oil level display discrepancies. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818556
Mfg#:
12617607910
In Stock
ON SALE! SAVE 15%
$153.99

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

$130.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

K+DCAN Cable - FTDI FT232RL Style OBD2 Cable

ES#4508968 - 01KDCABLE - K+DCAN Cable - FTDI FT232RL Style OBD2 Cable - Connect to 1998-2018 BMW OBD2 systems with a laptop. - Bremmen Parts - BMW

Connect to 1998-2018 BMW OBD2 systems with a laptop. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4508968
Mfg#:
01KDCABLE
In Stock
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Actuator - Set - E9x M3 S65

ES#4046201 - 13627838085KT1 - Throttle Body Actuator - Set - E9x M3 S65 - Pair of throttle body actuators with arms - Genuine BMW - BMW

Pair of throttle body actuators with arms

Brand:
Genuine BMW - Corporate Logo
ES#:
4046201
Mfg#:
13627838085KT1
In Stock
$2201.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Endurance Series AGM Battery- B49-H8-L5

ES#3617596 - B10049 - Endurance Series AGM Battery- B49-H8-L5 - Designed for a wide range of demanding, high performance applications, this battery is reliable, long-lasting, and engineered for high shock and vibration applications. - Braille - Audi BMW

Designed for a wide range of demanding, high performance applications, this battery is reliable, long-lasting, and engineered for high shock and vibration applications. This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shipping

Brand:
Braille - Corporate Logo
ES#:
3617596
Mfg#:
B10049
In Stock
$446.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Power Distribution Box

ES#165984 - 61146971370 - Power Distribution Box - This is found on the top of the battery - Genuine BMW - BMW

This is found on the top of the battery

Brand:
Genuine BMW - Corporate Logo
ES#:
165984
Mfg#:
61146971370
In Stock
5% off MSRP

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

$127.59

This product was last offered at the strikethrough price on
08-23-2026

$120.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Actuator - Priced Each - E9x M3 S65

ES#34459 - 13627838085 - Throttle Body Actuator - Priced Each - E9x M3 S65 - 2 required per vehicle, one per bank, replaceable individually. - Genuine BMW - BMW

2 required per vehicle, one per bank, replaceable individually. Fitment is for Models equipped with the S65 4.0L engine

Brand:
Genuine BMW - Corporate Logo
ES#:
34459
Mfg#:
13627838085
In Stock
7% off MSRP

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

$1157.61

This product was last offered at the strikethrough price on
08-23-2026

$1076.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

XHP Flashtool Wifi OBD Adapter

ES#4500854 - xHP-Flashtool - XHP Flashtool Wifi OBD Adapter - Access your BMWs DME wirelessly by connecting to your phone! The enthusiast's tool of choice for xHP Flashtool and many other transmission and engine tuning options. - xHP - BMW MINI

Access your BMWs DME wirelessly by connecting to your phone! The enthusiast's tool of choice for xHP Flashtool and many other transmission and engine tuning options.

Brand:
xHP - Corporate Logo
ES#:
4500854
Mfg#:
XHP-FLASHTOOL
In Stock
$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

GB500+ Max UltraSafe Lithium 6250 Amp Jump Starter - NOCO

ES#4336379 - GB500 - GB500+ Max UltraSafe Lithium 6250 Amp Jump Starter - NOCO - This powerful 12V and 24V jump starter is suitable for nearly all cases - including diesel engines up to 45 liters and equipment up to 16 cylinders - or use it in your garage for all of your needs! - NOCO - Audi BMW Volkswagen Mercedes Benz MINI Porsche

This powerful 12V and 24V jump starter is suitable for nearly all cases - including diesel engines up to 45 liters and equipment up to 16 cylinders - or use it in your garage for all of your needs!

Brand:
NOCO - Corporate Logo
ES#:
4336379
Mfg#:
GB500
Back Ordered
20% off MSRP

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

$2499.99

This product was last offered at the strikethrough price on
08-23-2026

$1999.99 USD
Free Shipping

xA Ultra WiFi Adapter

ES#5435385 - xA-Ultra-Adapter - xA Ultra WiFi Adapter - The ultimate OBD adapter designed to deliver exceptional speed, maximum connection stability, and great performance for flashing, coding, and live monitoring - xHP - BMW MINI

The ultimate OBD adapter designed to deliver exceptional speed, maximum connection stability, and great performance for flashing, coding, and live monitoring

Brand:
xHP - Corporate Logo
ES#:
5435385
Mfg#:
XA-ULTRA-ADAPTER
Ships on Sep 15, 2026
Auto Notify
$109.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Idle Control Valve - E9x M3 S65

ES#33154 - 13417838024 - Idle Control Valve - E9x M3 S65 - Keep your idle steady. - Genuine BMW - BMW
ECS Tuning recommends this product.

Keep your idle steady.

Brand:
Genuine BMW - Corporate Logo
ES#:
33154
Mfg#:
13417838024
In Stock
4% off MSRP

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

$1007.99

This product was last offered at the strikethrough price on
07-28-2026

$962.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

S65/S85 Upgraded Throttle Body Actuator Gear Set

ES#4876024 - 043419la01KT - S65/S85 Upgraded Throttle Body Actuator Gear Set - Eliminate throttle actuator failures for good with upgraded Teflon-reinforced gears, designed for maximum durability and reduced friction. - ECS - BMW

Eliminate throttle actuator failures for good with upgraded Teflon-reinforced gears, designed for maximum durability and reduced friction. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4876024
Mfg#:
043419LA01KT
Ships on Nov 3, 2026
Auto Notify
ON SALE! SAVE 25%
$153.99

This product was last offered at the strikethrough price on
06-13-2026

$115.48 USD
Free Shipping
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