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BMW E90 335xi N54 3.0L

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BMW E90 335xi N54 3.0L Engine Parts & Accessories

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JB4 N54 2 Step / NLS Relay

ES#4070831 - JB4N542STEP - JB4 N54 2 Step / NLS Relay - This add on kit for BMW N54 engines allows your JB4 to "2step" the engine - Burger Motorsports - BMW

This add on kit for BMW N54 engines allows your JB4 to "2step" the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4070831
Mfg#:
JB4N542STEP
Ships in 1 Business Day
$35.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Spark Plug Socket - 3/8 Drive

ES#199994 - 83300495560 - N54/N55 Spark Plug Socket - 3/8 Drive - Special Spark Plug Socket - Genuine BMW - BMW

Special Spark Plug Socket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
199994
Mfg#:
83300495560
Ships in 1 day
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Coolant Pipe Repair Kit

ES#4316579 - 11537558523RPR - Silicone Coolant Pipe Repair Kit - Replaces the rubber section of the water pump inlet pipe - includes two clamps - URO - BMW

Replaces the rubber section of the water pump inlet pipe - includes two clamps affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with automatic transmission only

Brand:
URO - Corporate Logo
ES#:
4316579
Mfg#:
11537558523RPR
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 180 Amp

ES#4623781 - 12317558220LKT - Remanufactured Alternator - 180 Amp - Includes a refundable $117.00 core charge - Lucas - BMW

Includes a refundable $117.00 core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Lucas - Corporate Logo
ES#:
4623781
Mfg#:
12317558220LKT
Back Ordered
Auto Notify
$307.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount Nut - Priced Each

ES#14605 - 07119904670 - Engine Mount Nut - Priced Each - 4 Needed to do both mounts - Genuine BMW - BMW MINI

4 Needed to do both mounts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
14605
Mfg#:
07119904670
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Grommet

ES#177738 - 64126910076 - Expansion Tank Grommet - Used in the expansion tank - Genuine BMW - BMW MINI

Used in the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
177738
Mfg#:
64126910076
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit - With Service Tools

ES#4352355 - E9XIGSVKT2 - Ignition Service Kit - With Service Tools - Everything you need to service your ignition system, featuring Bosch components - Assembled By ECS - BMW

Everything you need to service your ignition system, featuring Bosch components affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Kit includes all necessary service tools

Brand:
Assembled By ECS - Corporate Logo
ES#:
4352355
Mfg#:
E9XIGSVKT2
In Stock
ON SALE!
$306.87 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing Gasket

ES#2813414 - 11427525335 - Oil Filter Housing Gasket - Common cause of oil leaks can be easily repaired - Hamburg Tech - BMW

Common cause of oil leaks can be easily repaired 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#:
2813414
Mfg#:
11427525335
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Battery Cable - Positive - Power Distribution Box to Battery Cable

ES#162951 - 61126938504 - Battery Cable - Positive - Power Distribution Box to Battery Cable - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
162951
Mfg#:
61126938504
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.

$63.65

This product was last offered at the strikethrough price on
07-08-2026

$61.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each

ES#254086 - 11367561852 - O-Ring - Priced Each - 20x1.5 - Genuine BMW - BMW

20x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
254086
Mfg#:
11367561852
Ships in 1 day
6% off MSRP

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

$16.99

This product was last offered at the strikethrough price on
07-08-2026

$16.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Conical Valve Spring - Sold Each

ES#4716020 - SPR-FE20BE - Performance Conical Valve Spring - Sold Each - High performance valve springs. 75lb @ 37mm, 155lb @ 10mm - Supertech - BMW

High performance valve springs. 75lb @ 37mm, 155lb @ 10mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4716020
Mfg#:
SPR-FE20BE
In Stock
Limited Qty Sale
$19.99

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

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DO88 Pressure Pipe - N54 E9X E8X

ES#4656918 - TR270S - DO88 Pressure Pipe - N54 E9X E8X - Let your engine breathe better with this DO88 pressure Pipe! - DO88 - BMW

Let your engine breathe better with this DO88 pressure Pipe! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DO88 - Corporate Logo
ES#:
4656918
Mfg#:
TR270S
Ships on Jul 28, 2026
$302.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Connecting Rod Bearing - Priced Each

ES#2542535 - 11247628035 - Upper Connecting Rod Bearing - Priced Each - 50.00mm - Blue - Genuine BMW - BMW

50.00mm - Blue affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2542535
Mfg#:
11247628035
Ships in 1 day
7% off MSRP

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

$45.99

This product was last offered at the strikethrough price on
07-08-2026

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

FTP N54 PCV Valve Upgraded Replacement

ES#3617984 - sg84036 - FTP N54 PCV Valve Upgraded Replacement - Increase reliability on a stock and upgraded N54 - FTP Motorsport - BMW

Increase reliability on a stock and upgraded N54 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
FTP Motorsport - Corporate Logo
ES#:
3617984
Mfg#:
SG84036
Back Ordered
Auto Notify
$60.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E90 / E92 / E93 Silent Fan EKP PNP Cooler Kit - 40mm Noctua Fan

ES#4759556 - SILENT-E90-EKP - E90 / E92 / E93 Silent Fan EKP PNP Cooler Kit - 40mm Noctua Fan - Stop Low Pressure Fuel Pressure Drops at the Source! - Arc Terminator - BMW

Stop Low Pressure Fuel Pressure Drops at the Source! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
A Must For Cars With Upgraded LPFPs

Brand:
Arc Terminator - Corporate Logo
ES#:
4759556
Mfg#:
SILENT-E90-EKP
Ships in 1 Business Day
Starting at $59.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

4" Universal Exhaust Tip w/ Chrome Finish - Priced Each

ES#4265689 - 025823TMS05-01 - 4" Universal Exhaust Tip w/ Chrome Finish - Priced Each - Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip - Turner Motorsport - BMW MINI

Stainless Steel exhaust tip featuring a 80MM Inlet & a 4.0" Double Wall, Slant Cut Outlet, Single Clamp On Tip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Please note this is a universal tip. You MUST measure your exhaust before ordering to verify fitment for your application.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4265689
Mfg#:
025823TMS05-01
In Stock
ON SALE! SAVE 30%
$85.99

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

$59.80 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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