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BMW E90 335i N54 3.0L

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BMW E90 335i N54 3.0L Engine Electrical Parts

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Front Oxygen Sensor - Bank 2 Pre-Cat

ES#2580856 - 11787558087 - Front Oxygen Sensor - Bank 2 Pre-Cat - Fuel control and emissions sensor - Bosch - BMW
ECS Tuning recommends this product.

Fuel control and emissions sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2580856
Mfg#:
11787558087
In Stock at Vendor
$200.14

This product was last offered at the strikethrough price on
05-19-2026

$193.63 USD
Free Shipping
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

Multi Purpose Relay (150 Amp) (Black)

ES#169421 - 61367661503 - Multi Purpose Relay (150 Amp) (Black) - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
169421
Mfg#:
61367661503
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.

$136.99

This product was last offered at the strikethrough price on
06-04-2026

$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor - Priced Each

ES#4766520 - 13627525014 - Camshaft Position Sensor - Priced Each - Monitors camshaft location - Bremmen Parts - BMW MINI

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

Two required per engine, may be replaced separately as needed.

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766520
Mfg#:
13627525014
Ships on Jul 6, 2026
Auto Notify
ON SALE! SAVE 17%
$41.99

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

$34.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Indicator with hardware

ES#3570742 - 12617607910KT - Oil Level Indicator with hardware - Reads oil level in oil pan, includes new hardware and seal - Genuine BMW - BMW

Reads oil level in oil pan, includes new hardware and seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3570742
Mfg#:
12617607910KT
In Stock
$259.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

ES#4057188 - 13627599042 - MAP Sensor - Hamburg Tech Map Sensor for maximum flow readings - Hamburg Tech - BMW

Hamburg Tech Map Sensor for maximum flow readings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4057188
Mfg#:
13627599042
In Stock
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4 BAR TMAP Sensor & Adapter - Type A Connector (2007-2012)

ES#4849646 - 4BAR TMAP - 4 BAR TMAP Sensor & Adapter - Type A Connector (2007-2012) - Allows use of a 4 BAR map sensor to raise the maximum boost range up to 43psi! - Burger Motorsports - BMW

Allows use of a 4 BAR map sensor to raise the maximum boost range up to 43psi! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4849646
Mfg#:
4BAR TMAP
Ships in 3 Business Days
$139.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

New Starter Motor

ES#3550972 - 12412354701 - New Starter Motor - Brand new unit - no core charge! Avoid messing with a core return entirely! - TYC - BMW

Brand new unit - no core charge! Avoid messing with a core return entirely! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
TYC - Corporate Logo
ES#:
3550972
Mfg#:
12412354701
In Stock
$140.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

7/8"(22mm) Flexible Oxygen Sensor Wrench

ES#240942 - FO-78 - 7/8"(22mm) Flexible Oxygen Sensor Wrench - The proper tool to remove difficult-to-reach oxygen sensors - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

The proper tool to remove difficult-to-reach oxygen sensors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
240942
Mfg#:
FO-78
Ships on Jun 23, 2026
Auto Notify
ON SALE! SAVE 30%
$48.99

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

$34.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Optima YELLOWTOP High Performance AGM Battery - H6

ES#3639387 - 9048-148 - Optima YELLOWTOP High Performance AGM Battery - H6 - Upgrade to the true dual purpose heavy duty battery with a longer life span - Optima - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade to the true dual purpose heavy duty battery with a longer life span affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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 shippi

Brand:
Optima - Corporate Logo
ES#:
3639387
Mfg#:
9048-148
Ships in 3 Business Days
$468.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#34389 - 13627525015 - Crankshaft Position Sensor - Having a crank but no starting issue? This sensor is often the culprit - Genuine BMW - BMW

Having a crank but no starting issue? This sensor is often the culprit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
34389
Mfg#:
13627525015
In Stock
22% off MSRP

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

$175.17

This product was last offered at the strikethrough price on
06-04-2026

$136.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#3191627 - 12317561939 - Voltage Regulator - Get back on the road without having to swap an entire alternator. - Bosch - BMW
ECS Tuning recommends this product.

Get back on the road without having to swap an entire alternator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat! For vehicles with 180 AMP Bosch Alternator

Brand:
Bosch - Corporate Logo
ES#:
3191627
Mfg#:
12317561939
In Stock
$61.91 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Level Indicator

ES#4583600 - 12617607910 - Oil Level Indicator - Reads oil level in oil pan - Hamburg Tech - BMW

Reads oil level in oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4583600
Mfg#:
12617607910
In Stock
$136.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Booster

ES#4624166 - D440-1700 - Throttle Booster - Wireless controlled unit that allows adjustable throttle response control - Dinan - BMW MINI

Wireless controlled unit that allows adjustable throttle response control Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4624166
Mfg#:
D440-1700
In Stock
11% off MSRP

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

$310.99

This product was last offered at the strikethrough price on
06-04-2026

$275.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Six (#ZGR6STE2)

ES#257800 - 12120034087 - Spark Plugs - Set Of Six (#ZGR6STE2) - From an original equipment supplier. - Bosch - BMW

From an original equipment supplier. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
257800
Mfg#:
12120034087
In Stock
$95.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor - Priced Each

ES#34388 - 13627525014 - Camshaft Position Sensor - Priced Each - Monitors camshaft location - Genuine BMW - BMW MINI

Monitors camshaft location affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Two required per engine, may be replaced separately as needed.

Brand:
Genuine BMW - Corporate Logo
ES#:
34388
Mfg#:
13627525014
In Stock
9% off MSRP

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

$166.83

This product was last offered at the strikethrough price on
06-04-2026

$151.53 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.

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