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BMW E46 323i M52 2.5L Engine Parts & Accessories

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ES#4752824 - M52TUBTFLTRKT - Air Intake Boot Kit & ECS High-Flow Air Filter - Solve vacuum leaks while increasing intake air flow - Assembled By ECS - BMW

Solve vacuum leaks while increasing intake air flow affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4752824
Mfg#:
M52TUBTFLTRKT
Ships on Nov 17, 2026
ON SALE! SAVE 19%
$167.99

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

$136.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2586717 - 12129069877OEKT - Ignition Service Kit - Restore your ignition system using genuine BMW components - Genuine BMW - BMW

Restore your ignition system using genuine BMW components affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2586717
Mfg#:
12129069877OEKT
Ships on Dec 9, 2026
$1093.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4342998 - 11281437475 - Accessory Belt - Alternator/Water Pump/Power Steering Belt - Febi - BMW

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!

Brand:
Febi - Corporate Logo
ES#:
4342998
Mfg#:
11281437475
Special Order: No Guaranteed ETA
$18.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2873855 - 11781742050 - Oxygen Sensor - Priced Each - 2 required in each application - Febi - BMW

2 required in each application 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!

Brand:
Febi - Corporate Logo
ES#:
2873855
Mfg#:
11781742050
Special Order: No Guaranteed ETA
$110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3672460 - 11617504535 - Upper Oil Separator Vent Tube - Runs from the top of the oil separator up to intake manifold. Made in Germany. - Meyle - BMW

Runs from the top of the oil separator up to intake manifold. Made in Germany. 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 production date from 01/2000

Brand:
Meyle - Corporate Logo
ES#:
3672460
Mfg#:
11617504535
Special Order: No Guaranteed ETA
$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4745361 - 11747810831 - Vacuum Control Valve - Used in emissions and noise reduction systems. - URO - BMW MINI

Used in emissions and noise reduction systems. 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!

Brand:
URO - Corporate Logo
ES#:
4745361
Mfg#:
11747810831
Back Ordered
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4841504 - 12147539165 - Camshaft Position Sensor - A camshaft position sensor is a crucial engine component that monitors the position and rotational speed of the camshaft, enabling the engine control unit to optimize fuel injection and ignition timing for improved performance and efficiency. - URO - BMW

A camshaft position sensor is a crucial engine component that monitors the position and rotational speed of the camshaft, enabling the engine control unit to optimize fuel injection and ignition timing for improved performance and efficiency. 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!

Brand:
URO - Corporate Logo
ES#:
4841504
Mfg#:
12147539165
Back Ordered
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Commonly referred to as the "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Superior performance for both warm and cold climates

Brand:
Atlantic Enterprises
ES#:
2602981
Mfg#:
11617533400
Back Ordered
$71.99

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

$69.99 USD
Free Shipping
on orders $49 and up

Designed to handle significantly more power that stock connecting rods affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CP Carrillo - Corporate Logo
ES#:
4714762
Mfg#:
SCR5150-6
Back Ordered
$1845.99 USD
Free Shipping
on orders $49 and up

This comprehensive head gasket kit contains more articles than the standard OE kit, providing a robust refresh during a top-end rebuild. 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!

Brand:
Elring - Corporate Logo
ES#:
4068840
Mfg#:
11121436822
Back Ordered
$428.99

This product was last offered at the strikethrough price on
06-05-2026

$256.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Keep your BMW running strong, replace that worn out or damaged timing chain with this OEM Timing Chain from INA. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ina - Corporate Logo
ES#:
4920336
Mfg#:
ZC0128
Back Ordered
$11.99 USD
Free Shipping
on orders $49 and up

Keep your engine temps where they are supposed to be. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
4140148
Mfg#:
R1841-AT
Back Ordered
$143.99 USD

Can start to stick over time affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4846204
Mfg#:
11367560298
Special Order: No Guaranteed ETA
$25.99

This product was last offered at the strikethrough price on
02-17-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3246016 - 20232 - Molygen New Generation Engine Oil (5w-40) - 5 Liter - Full synthetic oil with fluorescent, friction-reducing additive! - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Full synthetic oil with fluorescent, friction-reducing additive! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3246016
Mfg#:
20232
In Stock
38% off MSRP

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

$83.95

This product was last offered at the strikethrough price on
05-14-2026

$51.89 USD
Free Shipping
on orders $49 and up
ES#2785255 - 2332 - Leichtlauf High Tech Engine Oil (5w-40) - 5 Liter - Ideally suited for modern gasoline and diesel engines with multi-valve and turbocharging technology - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Ideally suited for modern gasoline and diesel engines with multi-valve and turbocharging technology affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
2785255
Mfg#:
2332
In Stock
38% off MSRP

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

$84.95

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

$52.95 USD
Free Shipping
on orders $49 and up
ES#3675484 - CERATECFLUSHKT - Oil Change Additive Package - Proline Engine Flush and Cera Tec Oil Treatment - Recommended every oil change - A two step kit to flush contaminants before putting in fresh oil, and an additive to be added in with your new engine oil - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Recommended every oil change - A two step kit to flush contaminants before putting in fresh oil, and an additive to be added in with your new engine oil affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Recommended for vehicles model year 2000 and newer

Brand:
Liqui-Moly - Corporate Logo
ES#:
3675484
Mfg#:
CERATECFLUSHKT
In Stock
$52.99 USD
Free Shipping
on orders $49 and up

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.

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