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BMW E46 323i M52 2.5L

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BMW E46 323i M52 2.5L Engine Mechanical Parts

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Cometic "MLS" Multi Layer Steel Head Gasket - .070 Inch

ES#3177687 - C4328-070 - Cometic "MLS" Multi Layer Steel Head Gasket - .070 Inch - Improve your head gasket strength and reliability for performance NA and forced induction applications! - Cometic - BMW

Improve your head gasket strength and reliability for performance NA and forced induction applications!

Brand:
Cometic - Corporate Logo
ES#:
3177687
Mfg#:
C4328-070
Ships in 6 Business Days
$245.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Main Stud Kit - M50/M52/S50/S52

ES#4758996 - ARP-MSK-M50 - Main Stud Kit - M50/M52/S50/S52 - Prevent Main Cap Walk With ARP's Main Stud Kit for The M5X Engine Platform! - ARP - BMW

Prevent Main Cap Walk With ARP's Main Stud Kit for The M5X Engine Platform! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
4758996
Mfg#:
ARP-MSK-M50
Back Ordered
Auto Notify
$169.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Magnetic Oil Drain Plug - M12x1.5

ES#4899255 - HWU1041 - Magnetic Oil Drain Plug - M12x1.5 - Attracts metal particulates that would otherwise be circulating your engine! - Rein - BMW MINI

Attracts metal particulates that would otherwise be circulating your engine! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Rein - Corporate Logo
ES#:
4899255
Mfg#:
HWU1041
In Stock
$18.99 USD
Free Shipping
on orders $49 and up

Assembly Lube - 4 oz

ES#2848006 - 80312 - Assembly Lube - 4 oz - Build your engine the right way! - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Build your engine the right way!

Brand:
Redline - Corporate Logo
ES#:
2848006
Mfg#:
80312
In Stock
$10.70 USD
Free Shipping
on orders $49 and up

Front Main Crankshaft Seal

ES#2598716 - 11142249532 - Front Main Crankshaft Seal - Replace your leaking crankshaft seal - Elring - BMW

Replace your leaking crankshaft seal 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2598716
Mfg#:
11142249532
In Stock
$12.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW S52/M52 6 Cyl. 256-Degree - Exhaust Camshaft

ES#3246308 - 0261A1561-02 - BMW S52/M52 6 Cyl. 256-Degree - Exhaust Camshaft - Street and Track Exhaust Camshaft Setup - Schrick - BMW

Street and Track Exhaust Camshaft Setup

Brand:
Schrick - Corporate Logo
ES#:
3246308
Mfg#:
0261A1561-02
Special Order: No Guaranteed ETA
$1619.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Oil Feed Line

ES#2803369 - 11361705532 - VANOS Oil Feed Line - Supplies oil to the VANOS cam unit. Includes sealing washers. Made in Germany! - Rein - BMW

Supplies oil to the VANOS cam unit. Includes sealing washers. Made in Germany! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803369
Mfg#:
11361705532
Ships on Aug 7, 2026
Auto Notify
$61.99

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

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Valve Cover Gasket Kit

ES#2792772 - 11129070990KT2 - Ultimate Valve Cover Gasket Kit - Includes valve cover gasket and sealing washers - Genuine BMW - BMW

Includes valve cover gasket and sealing washers

Brand:
Genuine BMW - Corporate Logo
ES#:
2792772
Mfg#:
11129070990KT2
In Stock
$106.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Oil Dipstick - Black

ES#2973125 - 009424ECS01-02 - Billet Aluminum Oil Dipstick - Black - A beautiful addition and durable upgrade for your engine - ECS - BMW

A beautiful addition and durable upgrade for your engine 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2973125
Mfg#:
009424ECS01-02
In Stock
ON SALE! SAVE 30%
$98.99

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

$69.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head - complete

ES#2918698 - 11127514540-3 - Cylinder Head - complete - Complete cylinder head with guides, seats, valves, springs, and all neccesary hardware for installation - AMC - BMW

Complete cylinder head with guides, seats, valves, springs, and all neccesary hardware for installation Includes all neccesary hardware for installation

Brand:
AMC - Corporate Logo
ES#:
2918698
Mfg#:
11127514540-3
Ships on Aug 13, 2026
$1562.99 USD

Piston Ring Set - Priced Each

ES#4147005 - 11251437077 - Piston Ring Set - Priced Each - Standard bore replacement piston rings - Mahle - BMW

Standard bore replacement piston rings

Brand:
Mahle - Corporate Logo
ES#:
4147005
Mfg#:
11251437077
In Stock
$37.99

This product was last offered at the strikethrough price on
05-07-2026

$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Drain Plug

ES#19023 - 11137535106 - Engine Oil Drain Plug - Used for an oil change or damaged hex head - Genuine BMW - BMW MINI

Used for an oil change or damaged hex head

Brand:
Genuine BMW - Corporate Logo
ES#:
19023
Mfg#:
11137535106
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.

$8.27

This product was last offered at the strikethrough price on
07-21-2026

$7.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW M54 Upgrade Head Stud Set - Burnished

ES#4883292 - P102031410 - BMW M54 Upgrade Head Stud Set - Burnished - Wagner Tuning offers these to support big power gains and keep your M54 engine running well. - Wagner Tuning - BMW

Wagner Tuning offers these to support big power gains and keep your M54 engine running well.

Brand:
Wagner Tuning - Corporate Logo
ES#:
4883292
Mfg#:
P102031410
Ships on Aug 11, 2026
$499.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pump M52 and M54 Engine

ES#4029387 - 11417501568 - Oil Pump M52 and M54 Engine - Keep your engine well lubricated - Pierburg - BMW

Keep your engine well lubricated

Brand:
Pierburg - Corporate Logo
ES#:
4029387
Mfg#:
11417501568
In Stock
ON SALE!
$510.99

This product was last offered at the strikethrough price on
06-25-2026

$485.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Race Oil Pan Baffle Kit - M52TU M54

ES#4364724 - 11-AM-OPB-M54 - Race Oil Pan Baffle Kit - M52TU M54 - Keep your oil from sloshing and maintain oil pressure! - Achilles Motorsports - BMW

Keep your oil from sloshing and maintain oil pressure! For Dual Vanos Engines with a production date from 09/1998+

Brand:
Achilles Motorsports - Corporate Logo
ES#:
4364724
Mfg#:
11-AM-OPB-M54
In Stock
$159.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cap

ES#18464 - 11127509328 - Oil Cap - Includes the sealing gasket - Genuine BMW - BMW

Includes the sealing gasket

Brand:
Genuine BMW - Corporate Logo
ES#:
18464
Mfg#:
11127509328
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.

$39.19

This product was last offered at the strikethrough price on
07-21-2026

$35.47 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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