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BMW E90 335xi N54 3.0L

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BMW E90 335xi N54 3.0L Performance Engine Parts

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Ethanol Content Sensor

ES#4811073 - 100.1037 - Ethanol Content Sensor - Add in A Genuine VDO Ethanol Sensor! - VDO - BMW

Add in A Genuine VDO Ethanol Sensor! We Price Match - Give Us A Call or Chat!

Brand:
VDO - Corporate Logo
ES#:
4811073
Mfg#:
100.1037
Ships in 4 Business Days
$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Cat-Back Exhaust

ES#4818164 - 049784LA - N54/N55 Cat-Back Exhaust - A true dual exhaust featuring twin oversized 2.5" exhaust sections, lightweight mufflers, and a rowdy exhaust note. - ECS - BMW

A true dual exhaust featuring twin oversized 2.5" exhaust sections, lightweight mufflers, and a rowdy exhaust note. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4818164
Mfg#:
049784LA
In Stock
ON SALE!
Starting at $1095.12 USD
Customize
This product is lifetime replacement eligible Lifetime Replacement

BMS Pedal Tuner - Automatic Transmission

ES#3643099 - BMSPBT - BMS Pedal Tuner - Automatic Transmission - Remove the dead area from your throttle pedal. - Burger Motorsports - BMW

Remove the dead area from your throttle pedal.

Brand:
Burger Motorsports - Corporate Logo
ES#:
3643099
Mfg#:
BMSPBT
In Stock
$199.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Multi-Port Injection Kit - 750cc

ES#4364612 - 601-0015 - N54/N55 Multi-Port Injection Kit - 750cc - The ultimate supplementary fueling kit for the N54 and N55 engines! - Precision Raceworks - BMW

The ultimate supplementary fueling kit for the N54 and N55 engines!

Brand:
Precision Raceworks - Corporate Logo
ES#:
4364612
Mfg#:
601-0015
In Stock
$699.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning N54 Baffled Oil Catch Can System

ES#3194544 - 003779ECS - ECS Tuning N54 Baffled Oil Catch Can System - Utilizing the high pressure PCV circuit for maximum results reducing the need for walnut blasting - ECS - BMW

Utilizing the high pressure PCV circuit for maximum results reducing the need for walnut blasting 10X Entries For Our 25th Anniversary Sweepstakes!
Highly effective can with precise fitment and featuring AN fitting-equipped lines for a leak free install

Brand:
ECS - Corporate Logo
ES#:
3194544
Mfg#:
003779ECS
In Stock
ON SALE!
Starting at $228.77 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Oil Cooler - 19 Row - Black

ES#2764102 - MM0CULBK - Universal Oil Cooler - 19 Row - Black - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764102
Mfg#:
MM0CULBK
In Stock
$536.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMP Cylinder Head Coolant Flange

ES#4880971 - 601-0003 - BMP Cylinder Head Coolant Flange - Replaces the stock plastic flange found in the thermostat to cylinder head coolant hose that is known to fail - Precision Raceworks - BMW

Replaces the stock plastic flange found in the thermostat to cylinder head coolant hose that is known to fail

Brand:
Precision Raceworks - Corporate Logo
ES#:
4880971
Mfg#:
601-0003
In Stock
$24.99 USD
Free Shipping
on orders $49 and up

ARP Head Stud Kit - Standard Performance - N54

ES#4745231 - ARP-HSK-N54-S - ARP Head Stud Kit - Standard Performance - N54 - This kit offers increased clamping force and enhanced head gasket sealing, helping to prevent head gasket failure - ARP - BMW

This kit offers increased clamping force and enhanced head gasket sealing, helping to prevent head gasket failure 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
4745231
Mfg#:
ARP-HSK-N54-S
Back Ordered
Auto Notify
$499.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Kohlefaser Luft-Technik Intake System

ES#2713282 - 000951ECS - Kohlefaser Luft-Technik Intake System - In-house engineered to maximize intake airflow for dyno-proven, industry-leading power gains: up to 18hp and 13ft-lbs of torque - at the wheels! - ECS - BMW

In-house engineered to maximize intake airflow for dyno-proven, industry-leading power gains: up to 18hp and 13ft-lbs of torque - at the wheels! 10X Entries For Our 25th Anniversary Sweepstakes!
Hand-laid carbon fiber construction for light weight and dramatic style.

Brand:
ECS - Corporate Logo
ES#:
2713282
Mfg#:
000951ECS
In Stock
ON SALE! SAVE 15%
$1150.99

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

$978.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ARP Head Stud Kit - BMW N54

ES#4630710 - ARP-HSK-N54-14 - ARP Head Stud Kit - BMW N54 - Install these ARP Head Studs for Additional Head Clamping Force For Your High Boost N54 Applications - VAC Motorsports - BMW

Install these ARP Head Studs for Additional Head Clamping Force For Your High Boost N54 Applications

Brand:
VAC Motorsports - Corporate Logo
ES#:
4630710
Mfg#:
ARP-HSK-N54-14
Ships in 2 Business Days
$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler Kit - 7.5" Race - Black

ES#4506198 - E9X-DF-RACE - Front Mount Intercooler Kit - 7.5" Race - Black - Upgrade your intercooler to reduce charge temperatures and increase power - Capable of supporting 800+ HP! - CTS - BMW

Upgrade your intercooler to reduce charge temperatures and increase power - Capable of supporting 800+ HP!

Brand:
CTS - Corporate Logo
ES#:
4506198
Mfg#:
E9X-DF-RACE
Ships in 7 Business Days
$479.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VTT N54 Crank Bolt Capture

ES#3614252 - VTT-N54-CBC - VTT N54 Crank Bolt Capture - Don't play roulette with that bottom end, secure that crank bolt and prevent a ride on the tow truck! - Vargas Turbo Technologies - BMW

Don't play roulette with that bottom end, secure that crank bolt and prevent a ride on the tow truck! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
3614252
Mfg#:
VTT-N54-CBC
In Stock
$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Dual Cone Intake - Blue

ES#3603606 - BMS-N54-DCI-B - Performance Dual Cone Intake - Blue - Replace your restrictive air box with these dual high flow cone filters for the highest possible air flow! - Burger Motorsports - BMW

Replace your restrictive air box with these dual high flow cone filters for the highest possible air flow! CARB certified for sale in all 50 states

Brand:
Burger Motorsports - Corporate Logo
ES#:
3603606
Mfg#:
BMS-N54-DCI-B
EO#:
D-744-2
In Stock
$109.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Baffled Oil Catch Can - 8oz

ES#4369812 - 003779ECS05-02 - ECS Tuning Baffled Oil Catch Can - 8oz - Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! - ECS - Audi BMW Volkswagen MINI

Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! 10X Entries For Our 25th Anniversary Sweepstakes!
For use with custom plumbing and ECS universal mounting bracket kit

Brand:
ECS - Corporate Logo
ES#:
4369812
Mfg#:
003779ECS05-02
In Stock
ON SALE! SAVE 10%
$238.99

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

$215.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

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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