Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle BMW E46 323i M52 2.5L

BMW E46 323i M52 2.5L Engine Parts & Accessories

Sort By
Filter By
Return to Top
ES#4364526 - CR6640XP - Performance Rod Bearing Set - Standard Set - Upgrade your Rod Bearings to a performance oriented option! - King - BMW

Upgrade your Rod Bearings to a performance oriented option! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
King - Corporate Logo
ES#:
4364526
Mfg#:
CR6640XP
In Stock at Vendor
$163.99

This product was last offered at the strikethrough price on
05-21-2026

$148.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#259571 - 11537509227 - Thermostat With Housing - A common item to crack causing leaks - Mahle-Behr - BMW

A common item to crack causing leaks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle-Behr - Corporate Logo
ES#:
259571
Mfg#:
11537509227
Ships in 1 Business Day
$103.81 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3161687 - 12141709616 - Crankshaft Position Sensor - Does not include O-ring - Hella - BMW

Does not include O-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hella - Corporate Logo
ES#:
3161687
Mfg#:
12141709616
In Stock
$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4316517 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Bremmen Parts - BMW

Comes with related o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Mounted in lower radiator hose, controls operation of auxiliary fan

Brand:
Bremmen Parts - Corporate Logo
ES#:
4316517
Mfg#:
13621433077
In Stock
ON SALE! SAVE 22%
$20.99

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

$16.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2598716 - 11142249532 - Front Main Crankshaft Seal - Replace your leaking crankshaft seal - Elring - BMW

Replace your leaking crankshaft seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
ES#3612445 - 12131748018bKT - Ignition Coil - Priced Each - Includes boot - Bosch - BMW

Includes boot affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3612445
Mfg#:
12131748018BKT
In Stock at Vendor
$86.99

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

$82.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3184663 - SBBM0003S - Sprint Booster Power Converter V3 - Reduces the delay of your "Drive by Wire" throttle response - All new V3 model provides additional features such as 'valet' and 'pedal lock' modes - Sprint Booster - BMW

Reduces the delay of your "Drive by Wire" throttle response - All new V3 model provides additional features such as 'valet' and 'pedal lock' modes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Sprint Booster - Corporate Logo
ES#:
3184663
Mfg#:
SBBM0003S
Ships on Jul 13, 2026
$289.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2714593 - 11517509985 - Water Pump - With O-Ring - Featuring advanced composite impeller - Genuine BMW - BMW

Featuring advanced composite impeller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2714593
Mfg#:
11517509985
In Stock
11% off MSRP

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

$192.54

This product was last offered at the strikethrough price on
06-16-2026

$172.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2792772
Mfg#:
11129070990KT2
In Stock
$106.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#35479 - 13901433603 - Fuel Tank Breather Valve - Valve between charcoal canister and throttle body - Genuine BMW - BMW

Valve between charcoal canister and throttle body affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
35479
Mfg#:
13901433603
Ships in 1 day
$120.89

This product was last offered at the strikethrough price on
01-07-2026

$120.88 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3438857 - 12-032 - Rotrex Traction Fluid - One Liter - Replacement traction fluid for your supercharger - Active Autowerke - BMW

Replacement traction fluid for your supercharger affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Active Autowerke - Corporate Logo
ES#:
3438857
Mfg#:
12-032
Ships in 3 Business Days
$240.00 USD
Free Shipping
on orders $49 and up
ES#2568337 - 13321740985 - Fuel Filter - Recommended to replace every 60k miles - Mann - BMW

Recommended to replace every 60k miles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mann - Corporate Logo
ES#:
2568337
Mfg#:
13321740985
In Stock
$39.99 USD
Free Shipping
on orders $49 and up
ES#5435233 - 30001-10002 - Engine And Transmission Mount Kit  - Keep your engine and transmission securely mounted - Hamburg Tech - BMW

Keep your engine and transmission securely mounted affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hamburg Tech - Corporate Logo
ES#:
5435233
Mfg#:
30001-10002
In Stock
$97.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#20005 - 11211720633 - Crankshaft Bolt - Single bolt located in the end of the crankshaft - Genuine BMW - BMW

Single bolt located in the end of the crankshaft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
20005
Mfg#:
11211720633
In Stock
1% off MSRP

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

$38.81

This product was last offered at the strikethrough price on
06-16-2026

$38.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2100620 - 22316799331 - Transmission Mount - Priced Each - Mounted at the rear of transmission on crossmember - Genuine BMW - BMW

Mounted at the rear of transmission on crossmember affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2100620
Mfg#:
22316799331
In Stock
7% off MSRP

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

$35.35

This product was last offered at the strikethrough price on
06-16-2026

$32.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
06-16-2026

$7.88 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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings