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BMW E46 323i M52 2.5L Engine Parts & Accessories

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ES#18145 - 11121436224 - Camshaft Bearing Bridge - Exhaust - Used to encase the camshaft in the cylinder head - Genuine BMW - BMW

Used to encase the camshaft in the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18145
Mfg#:
11121436224
In Stock
6% off MSRP

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

$456.99

This product was last offered at the strikethrough price on
06-11-2026

$427.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4876763 - 82141467704 - BMW Coolant / Antifreeze - 1 Gallon (3.78L) - Blue G48 - 100% strength concentrate - dilute to a 50:50 ratio with distilled water - Zerex - BMW

100% strength concentrate - dilute to a 50:50 ratio with distilled water affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles Produced Up To 2018

Brand:
Zerex - Corporate Logo
ES#:
4876763
Mfg#:
82141467704
In Stock
$24.46

This product was last offered at the strikethrough price on
03-14-2026

$24.43 USD
Free Shipping
on orders $49 and up
ES#4029387 - 11417501568 - Oil Pump M52 and M54 Engine - Keep your engine well lubricated - Pierburg - BMW

Keep your engine well lubricated affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pierburg - Corporate Logo
ES#:
4029387
Mfg#:
11417501568
In Stock
$510.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#54259 - 32411093596 - Sealing Ring - Priced Each - 14x20 - Genuine BMW - BMW MINI

14x20 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Sealing washer for oil line

Brand:
Genuine BMW - Corporate Logo
ES#:
54259
Mfg#:
32411093596
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.

$2.94

This product was last offered at the strikethrough price on
06-11-2026

$2.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4759911 - 11537509227 - Thermostat With Housing - A common item to crack causing leaks - Bremmen Parts - BMW

A common item to crack causing leaks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4759911
Mfg#:
11537509227
In Stock
ON SALE! SAVE 18%
$60.99

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

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3024262 - 12147518628H - Camshaft Position Sensor - Exhaust side. - Hella - BMW

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

Brand:
Hella - Corporate Logo
ES#:
3024262
Mfg#:
12147518628H
In Stock
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4069336 - 11531705210 - Heater Inlet Pipe   - Runs from the front left side of the engine to the heater inlet - Rein - BMW

Runs from the front left side of the engine to the heater inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4069336
Mfg#:
11531705210
In Stock
$40.99 USD
Free Shipping
on orders $49 and up
ES#3047776 - MMHOSEE46NONMBL - Silicone Radiator Hose Kit - Blue - Includes pre-attached OE quick-disconnect fittings and new O-rings - Mishimoto - BMW

Includes pre-attached OE quick-disconnect fittings and new O-rings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
3047776
Mfg#:
MMHOSEE46NONMBL
In Stock
$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4668276 - 7211 - BMW S54 Swap High-Performance Radiator  - E36/E46 - Cooling for your S54 Swap! - CSF - BMW

Cooling for your S54 Swap! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles with an S54 Engine Swap CARB certified for sale in all 50 states

Brand:
CSF - Corporate Logo
ES#:
4668276
Mfg#:
7211
EO#:
D-802-19
In Stock
$599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#252546 - 11781433940 - Oxygen Sensor - Priced Each - 2 Required in each application - Bosch - BMW
ECS Tuning recommends this product.

2 Required in each application 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#:
252546
Mfg#:
11781433940
In Stock
$147.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2918754 - 11127514540-2KT - Complete Cylinder Head basic Replacement Kit - Everything you will need to do a head service on your BMW - Assembled By ECS - BMW

Everything you will need to do a head service on your BMW 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#:
2918754
Mfg#:
11127514540-2KT
Ships on Aug 20, 2026
$2428.99

This product was last offered at the strikethrough price on
06-11-2026

$2365.99 USD
This product is lifetime replacement eligible Partial Replacement
ES#169417 - 61366915327 - Relay - Relay for Injectors - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
169417
Mfg#:
61366915327
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2534820 - 11511436590 - Aluminum Water Pump Pulley - An upgrade over commonly failing plastic pulley - URO - BMW
ECS Tuning recommends this product.

An upgrade over commonly failing plastic pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534820
Mfg#:
11511436590
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#205348 - 17119071519 - Radiator - Automatic - Replace your leaking radiator - Mahle-Behr - BMW

Replace your leaking radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with automatic transmission only

Brand:
Mahle-Behr - Corporate Logo
ES#:
205348
Mfg#:
17119071519
In Stock
$275.99

This product was last offered at the strikethrough price on
01-08-2026

$211.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1831992 - 11121436822 - Cylinder Head Gasket - Set - Complete head gasket set, includes all of the required gasket and seals - Victor Reinz - BMW

Complete head gasket set, includes all of the required gasket and seals affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
1831992
Mfg#:
11121436822
In Stock
$193.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4159570 - ke119m845 - Wiseco BMW Piston set - 2.8L 24V Turbo 84.5mm Bore +.50 Oversized 8.0:1 CR Pistons - Wiseco - BMW

2.8L 24V Turbo 84.5mm Bore +.50 Oversized 8.0:1 CR Pistons affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wiseco - Corporate Logo
ES#:
4159570
Mfg#:
KE119M845
In Stock at Vendor
$1157.99 USD
Free Shipping
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.

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