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BMW E90 335xi N55 3.0L

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BMW E90 335xi N55 3.0L Engine Mechanical Parts

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Valvetronic Actuator Replacement Kit

ES#4159745 - 11377603979KT - Valvetronic Actuator Replacement Kit - Includes actuator, actuator gasket and valve cover gaskets - Assembled By ECS - BMW
ECS Tuning recommends this product.

Includes actuator, actuator gasket and valve cover gaskets 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4159745
Mfg#:
11377603979KT
In Stock
ON SALE! SAVE 10%
$268.99

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

$242.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Valve Cover - BMW N55 3.0L

ES#4623945 - 11127570292M - Aluminum Valve Cover - BMW N55 3.0L - Finally! A quality aluminum replacement valve cover! Eliminate leaks and add some style to the engine bay. Without oil cap. - Bremmen Parts - BMW
ECS Tuning recommends this product.

Finally! A quality aluminum replacement valve cover! Eliminate leaks and add some style to the engine bay. Without oil cap. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4623945
Mfg#:
11127570292M
In Stock
ON SALE! SAVE 20%
$359.99

This product was last offered at the strikethrough price on
09-30-2026

$287.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N55 Valve Cover kit

ES#3604200 - 11127570292KT - N55 Valve Cover kit - Includes everything needed to install a new valve cover - Assembled By ECS - BMW
ECS Tuning recommends this product.

Includes everything needed to install a new valve cover 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3604200
Mfg#:
11127570292KT
In Stock
ON SALE! SAVE 25%
$316.44

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

$237.43 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N52/N54/N55/S55 Crank Seal Guard

ES#4674312 - 049453LA01-02 - N52/N54/N55/S55 Crank Seal Guard - You can't put a price on piece of mind. A simple bolt on solution to keep your engine safe from catastrophic failure. - Turner Motorsport - BMW

You can't put a price on piece of mind. A simple bolt on solution to keep your engine safe from catastrophic failure. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4674312
Mfg#:
049453LA01-02
In Stock
ON SALE! SAVE 25%
$132.99

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

$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover - N55

ES#4389420 - 11127570292 - Valve Cover - N55 - Complete assembly with gaskets & hardware - Elring - BMW

Complete assembly with gaskets & hardware 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4389420
Mfg#:
11127570292
In Stock
$463.99

This product was last offered at the strikethrough price on
04-13-2026

$289.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VANOS Solenoid - Priced Each

ES#4039809 - 11368605123 - VANOS Solenoid - Priced Each - The fix for a failed VANOS solenoid - Bavarian Autosport - BMW
ECS Tuning recommends this product.

The fix for a failed VANOS solenoid 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4039809
Mfg#:
11368605123
In Stock
ON SALE! SAVE 20%
$124.99

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

$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Eccentric Shaft Replacement Kit

ES#4045726 - 11377589883KT - Eccentric Shaft Replacement Kit - Replace your worn eccentric shaft and restore performance - Assembled By ECS - BMW

Replace your worn eccentric shaft and restore performance 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 01/2011

Brand:
Assembled By ECS - Corporate Logo
ES#:
4045726
Mfg#:
11377589883KT
In Stock
ON SALE! SAVE 14%
$822.99

This product was last offered at the strikethrough price on
05-29-2026

$705.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S55/N55 4 PIN One-Piece CRANK HUB

ES#4423399 - CH-4PIN - S55/N55 4 PIN One-Piece CRANK HUB - The one-piece Insane Crank Hub kits are designed and manufactured in Lithuania and made from a solid block of thermally absorbed, heat-treated steel. - Insane Performance - BMW

The one-piece Insane Crank Hub kits are designed and manufactured in Lithuania and made from a solid block of thermally absorbed, heat-treated steel.

Brand:
Insane Performance - Corporate Logo
ES#:
4423399
Mfg#:
CH-4PIN
Ships in 5 Business Days
$1099.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bavarian Autosport Valve Cover - N55 3.0L

ES#4304681 - 11127570292 - Bavarian Autosport Valve Cover - N55 3.0L - Complete assembly with gaskets & hardware - Bavarian Autosport - BMW

Complete assembly with gaskets & hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304681
Mfg#:
11127570292
In Stock
ON SALE! SAVE 11%
$224.99

This product was last offered at the strikethrough price on
09-08-2026

$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spline Lock Crank Hub Solution w/ Crank Bolt Capture - N55 S55

ES#3620075 - VTT-CRANKHUB-1 - Spline Lock Crank Hub Solution w/ Crank Bolt Capture - N55 S55 - A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub. Includes crank bolt capture. - Vargas Turbo Technologies - BMW

A truly remarkable solution from Vargas that will eliminate the risk of a spun crank hub. Includes crank bolt capture. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
3620075
Mfg#:
VTT-CRANKHUB-1
In Stock
$889.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bolt Kit

ES#2576288 - 201-6303 - Connecting Rod Bolt Kit - M9x47mm UHL Pro-Series ARP rod bolt set - ARP - BMW

M9x47mm UHL Pro-Series ARP rod bolt set

Brand:
ARP - Corporate Logo
ES#:
2576288
Mfg#:
201-6303
Back Ordered
$194.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bolt - Priced Each

ES#254037 - 11247589671 - Connecting Rod Bolt - Priced Each - Measurements: M9x47mm - Genuine BMW - BMW MINI

Measurements: M9x47mm

Brand:
Genuine BMW - Corporate Logo
ES#:
254037
Mfg#:
11247589671
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Billet Oil Cooler Thermostat

ES#4809843 - 008731la01KT - N54/N55 Billet Oil Cooler Thermostat - Reduce oil temperatures with an upgraded billet housing and low-temp thermostat! Allows you to add an oil cooler to your vehicle that didn't have the factory option. - Turner Motorsport - BMW

Reduce oil temperatures with an upgraded billet housing and low-temp thermostat! Allows you to add an oil cooler to your vehicle that didn't have the factory option. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4809843
Mfg#:
008731LA01KT
In Stock
ON SALE! SAVE 25%
$343.99

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

$257.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Valve Cover - BMW N55 3.0L - With Cap!

ES#5491712 - 11127570292mKT - Aluminum Valve Cover - BMW N55 3.0L - With Cap! - Finally! A quality aluminum replacement valve cover! Eliminate leaks and add some style to the engine bay - Bremmen Parts - BMW
ECS Tuning recommends this product.

Finally! A quality aluminum replacement valve cover! Eliminate leaks and add some style to the engine bay 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5491712
Mfg#:
11127570292MKT
In Stock
ON SALE! SAVE 20%
$369.99

This product was last offered at the strikethrough price on
08-24-2026

$295.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

WPC-Treated Race Series Rod Bearing Set - N52/N54/N55/S55

ES#4845639 - N5X-WPC-RB - WPC-Treated Race Series Rod Bearing Set - N52/N54/N55/S55 - The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. - Turner Motorsport - BMW

The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4845639
Mfg#:
N5X-WPC-RB
In Stock
ON SALE! SAVE 20%
$519.99

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

$415.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Mechanical Parts

Whether you're repairing or upgrading your engine, we have engine parts from the most respected suppliers in the business. Purchase engine parts like connecting rods, valves, camshafts, cylinder heads, engine blocks, pistons, and more from ECS Tuning for your next engine repair or overhaul.

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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