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BMW E90 335i N55 3.0L

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BMW E90 335i N55 3.0L Engine Parts & Accessories

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N54/N55 Low Temp Oil Thermostat Kit - 70c

ES#4817856 - n54n55ltKT - N54/N55 Low Temp Oil Thermostat Kit - 70c - New billet thermostat cover, hardware and gasket. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. - Assembled By ECS - BMW

New billet thermostat cover, hardware and gasket. Featuring a low temp thermostat - 40 degrees Celsius/ 72 degrees Fahrenheit lower than factory. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4817856
Mfg#:
N54N55LTKT
Back Ordered
Auto Notify
ON SALE! SAVE 18%
$152.99

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

$125.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Powerflex Engine Mount Inserts

ES#4500570 - PFF5-4020 - Powerflex Engine Mount Inserts - Stiffer bushings will allow smoother movement! - Powerflex - BMW

Stiffer bushings will allow smoother movement!

Brand:
Powerflex - Corporate Logo
ES#:
4500570
Mfg#:
PFF5-4020
In Stock
ON SALE! SAVE 15%
$56.99

This product was last offered at the strikethrough price on
08-14-2026

$48.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Positive Battery Lead

ES#163895 - 61129125036 - Positive Battery Lead - Connects to the power distributer - Genuine BMW - BMW

Connects to the power distributer

Brand:
Genuine BMW - Corporate Logo
ES#:
163895
Mfg#:
61129125036
In Stock
3% off MSRP

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

$509.99

This product was last offered at the strikethrough price on
08-21-2026

$493.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kits, 5 Pack - Stock Up And SAVE!

ES#252573 - 11427566327 - Oil Filter Kits, 5 Pack - Stock Up And SAVE! - OE quailty for your BMW buy in sets of 5 or 10 - Hengst - BMW

OE quailty for your BMW buy in sets of 5 or 10 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
252573
Mfg#:
11427566327
In Stock
$50.99 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank Cap

ES#4818570 - 17117639020 - Coolant Expansion Tank Cap - Keep that coolant expansion tank sealed - Bremmen Parts - BMW

Keep that coolant expansion tank sealed 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818570
Mfg#:
17117639020
In Stock
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

Relay - White Green

ES#169431 - 61368373700 - Relay - White Green - Replaces relays of the same color - Genuine BMW - BMW MINI

Replaces relays of the same color

Brand:
Genuine BMW - Corporate Logo
ES#:
169431
Mfg#:
61368373700
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.

$24.65

This product was last offered at the strikethrough price on
05-04-2026

$23.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crank Bolt Capture Plate - BMW N55, S55

ES#5396565 - 034-113-Z016 - Crank Bolt Capture Plate - BMW N55, S55 - Don't slip your crank hub! Replace the factory crank bolt capture plate with this upgraded motorsport grade plate. - 034Motorsport - BMW

Don't slip your crank hub! Replace the factory crank bolt capture plate with this upgraded motorsport grade plate.

Brand:
034Motorsport - Corporate Logo
ES#:
5396565
Mfg#:
034-113-Z016
In Stock
ON SALE! SAVE 10%
$78.00

This product was last offered at the strikethrough price on
08-17-2026

$70.20 USD
Free Shipping

Upper Radiator Hose

ES#4818575 - 17127540127 - Upper Radiator Hose - The hose that comes off of the top outlet on the radiator - Bremmen Parts - BMW

The hose that comes off of the top outlet on the radiator 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818575
Mfg#:
17127540127
Ships on Sep 9, 2026
Auto Notify
ON SALE! SAVE 20%
$42.99

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

$34.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Pipe - Return

ES#38984 - 17227567208 - Oil Cooler Pipe - Return - Keep your circulating oil cool and your engine healthy - Genuine BMW - BMW

Keep your circulating oil cool and your engine healthy For vehicles with high speed synchronisation

Brand:
Genuine BMW - Corporate Logo
ES#:
38984
Mfg#:
17227567208
In Stock
2% off MSRP

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

$249.71

This product was last offered at the strikethrough price on
08-21-2026

$245.20 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Racing Thermostat

ES#2804271 - MMTS-E90-07 - Racing Thermostat - Promotes greater cooling for increased engine performance - Mishimoto - BMW

Promotes greater cooling for increased engine performance For vehicles with plastic thermostat housing

Brand:
Mishimoto - Corporate Logo
ES#:
2804271
Mfg#:
MMTS-E90-07
In Stock
$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Sensor

ES#4940128 - 12617592532 - Oil Pressure Sensor - Relays vital information to the ECU. - Bremmen Parts - BMW MINI

Relays vital information to the ECU. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940128
Mfg#:
12617592532
In Stock
ON SALE! SAVE 15%
$33.99

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

$28.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Gasket Set

ES#25805 - 11617547242 - Intake Gasket Set - 1 for each intake runner, 6 in total - Genuine BMW - BMW

1 for each intake runner, 6 in total

Brand:
Genuine BMW - Corporate Logo
ES#:
25805
Mfg#:
11617547242
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.

$56.37

This product was last offered at the strikethrough price on
08-21-2026

$43.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Radiator - Manual

ES#38174 - 17117558480 - Engine Radiator - Manual - Keep your engine cooling properly - Genuine BMW - BMW

Keep your engine cooling properly

Brand:
Genuine BMW - Corporate Logo
ES#:
38174
Mfg#:
17117558480
Ships in 1-2 days
8% off MSRP

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

$526.99

This product was last offered at the strikethrough price on
08-21-2026

$482.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oil pan suction pipe/ baffle

ES#2228189 - 11417590736 - Oil pan suction pipe/ baffle - Oil pan suction pipe - Genuine BMW - BMW

Oil pan suction pipe

Brand:
Genuine BMW - Corporate Logo
ES#:
2228189
Mfg#:
11417590736
In Stock
$152.20 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#2652156 - 11287628653 - Accessory Belt - Drive belt for the A/C and power steering - Continental - BMW

Drive belt for the A/C and power steering We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2652156
Mfg#:
11287628653
In Stock
$51.99

This product was last offered at the strikethrough price on
03-19-2026

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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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