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BMW Z3 2.3 M52 2.5L Engine Parts & Accessories

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ES#2762630 - 11617504535 - Upper Oil Separator Vent Tube - Runs from the top of the oil separator up to intake manifold. Made in Germany. - Rein - 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:
Rein - Corporate Logo
ES#:
2762630
Mfg#:
11617504535
Ships in 2 Business Days
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3426559 - m50OCIrlKT - Redline Oil Change Kit - Everything you need for a comprehensive oil service, including Redline oil, Mann filter with new drain plug - Assembled By ECS - BMW

Everything you need for a comprehensive oil service, including Redline oil, Mann filter with new drain plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For limited time includes FREE Redline WaterWetter®!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3426559
Mfg#:
M50OCIRLKT
In Stock
ON SALE! SAVE 13%
$184.58

This product was last offered at the strikethrough price on
03-26-2026

$160.04 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#35980 - 16111185025 - Fuel Tank Support - Keep the fuel tank secure - Genuine BMW - BMW

Keep the fuel tank secure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
35980
Mfg#:
16111185025
Ships in 3 Business Days
4% off MSRP

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

$81.99

This product was last offered at the strikethrough price on
06-24-2026

$78.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4475884 - 13621432356 - Mass Air Flow Sensor (MAF) - Complete with housing - Hitachi - BMW
ECS Tuning recommends this product.

Complete with housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date from 09/1998

Brand:
Hitachi - Corporate Logo
ES#:
4475884
Mfg#:
13621432356
Back Ordered
$156.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4772588 - 12521433916 - 3 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the crankshaft position sensor. - ECS - BMW

Includes connector housing with terminals and seals. Commonly used for the crankshaft position sensor. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772588
Mfg#:
12521433916
In Stock
ON SALE! SAVE 25%
$10.99

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

$8.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#178050 - 64218362777 - Heater Hose - Supply hose from radiator to water valve - Genuine BMW - BMW

Supply hose from radiator to water valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
178050
Mfg#:
64218362777
Ships in 3 Business Days
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#21656 - 11281717210 - A/C Belt Tensioner - Provides tension between crank pulley and A/C compressor - Genuine BMW - BMW

Provides tension between crank pulley and A/C compressor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
21656
Mfg#:
11281717210
Ships in 3 Business Days
7% off MSRP

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

$165.99

This product was last offered at the strikethrough price on
06-24-2026

$154.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2764269 - OSEE3692IB35BL - 3.5" Silicone Intake Boot - Blue - The cure for the common rotted intake boot - lifetime warranty! - Mishimoto - BMW

The cure for the common rotted intake boot - lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764269
Mfg#:
OSEE3692IB35BL
In Stock at Vendor
$152.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2765023 - OSEE3692IB35RD - 3.5" Silicone Intake Boot - Red - The cure for the common rotted intake boot - lifetime warranty! - Mishimoto - BMW

The cure for the common rotted intake boot - lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2765023
Mfg#:
OSEE3692IB35RD
In Stock at Vendor
$152.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#10323 - 11131273093kt - Oil Drain Plug With Crush Washer - Includes drain plug gasket - Assembled By ECS - BMW MINI

Includes drain plug gasket 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#:
10323
Mfg#:
11131273093KT
In Stock
ON SALE! SAVE 25%
$7.04

This product was last offered at the strikethrough price on
02-16-2026

$5.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#18356 - 11121738608 - Cap Nut  - M6 - Genuine BMW - BMW

M6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18356
Mfg#:
11121738608
In Stock at Vendor
$38.99

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

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#37533 - 17107514964 - Coolant Expansion Tank - Includes bleeder screw - Genuine BMW - BMW

Includes bleeder screw affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37533
Mfg#:
17107514964
Ships in 3 Business Days
6% off MSRP

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

$160.99

This product was last offered at the strikethrough price on
06-24-2026

$150.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#10947 - 11537509357 - Thermostat Housing Gasket - Needs to be replaced once removed - Elring - BMW

Needs to be replaced once removed 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#:
10947
Mfg#:
11537509357
In Stock
$7.99

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

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#29427 - 12311713143 - Protective Cap - Protects the upper mounting bolt of the hydraulic alternator belt tensioner assembly from debris - Genuine BMW - BMW

Protects the upper mounting bolt of the hydraulic alternator belt tensioner assembly from debris affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
29427
Mfg#:
12311713143
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4067141 - 11431740045 - Dipstick O-Ring - These small o-rings can cause big leaks once the become brittle from heat. Each time the dipstick is removed this o-ring needs replaced. - Victor Reinz - BMW

These small o-rings can cause big leaks once the become brittle from heat. Each time the dipstick is removed this o-ring needs replaced. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
4067141
Mfg#:
11431740045
Ships in 3 Business Days
$1.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#37845 - 17111712911 - Radiator Mount Support - Upper - Secures the upper radiator bracket to core support. - Genuine BMW - BMW

Secures the upper radiator bracket to core support. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37845
Mfg#:
17111712911
In Stock
$6.99 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.

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