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BMW E34 525i M20 2.5L

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BMW E34 525i M20 2.5L Engine Mechanical Parts

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

Brand:
Rein - Corporate Logo
ES#:
4899255
Mfg#:
HWU1041
In Stock
$17.99 USD
Free Shipping
on orders $49 and up

Valve Cover Bolt Seal - Set of 15

ES#3673833 - B32352 - Valve Cover Bolt Seal - Set of 15 - To be replaced when dry, cracked, or leaking. - Victor Reinz - BMW

To be replaced when dry, cracked, or leaking. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
3673833
Mfg#:
B32352
In Stock
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW M20 6 Cyl. 272-Degree - Camshaft

ES#3246270 - 005601720-00 - BMW M20 6 Cyl. 272-Degree - Camshaft - Street Camshaft Setup - Schrick - BMW

Street Camshaft Setup affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Schrick - Corporate Logo
ES#:
3246270
Mfg#:
005601720-00
Special Order: No Guaranteed ETA
$1274.99 USD
Free Shipping
on orders $49 and up

Connecting Rod Bolt - Priced Each

ES#20676 - 11241713342 - Connecting Rod Bolt - Priced Each - Two required per connecting rod - Genuine BMW - BMW

Two required per connecting rod affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
20676
Mfg#:
11241713342
In Stock
$10.28

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

$10.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drain Plug Washer

ES#2526501 - 07119963151 - Drain Plug Washer - A12x17-CU - Victor Reinz - BMW MINI

A12x17-CU affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2526501
Mfg#:
07119963151
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Liquid Assembly Lube - 12 oz

ES#2848009 - 80319 - Liquid Assembly Lube - 12 oz - Build your engine the right way! - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Build your engine the right way! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
2848009
Mfg#:
80319
Ships on Jul 2, 2026
Auto Notify
$16.99 USD
Free Shipping
on orders $49 and up

Cylinder Head Washer - Cylinder Head Bolts

ES#18572 - 11127550856 - Cylinder Head Washer - Cylinder Head Bolts - Genuine BMW - BMW MINI

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

Brand:
Genuine BMW - Corporate Logo
ES#:
18572
Mfg#:
11127550856
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Oil Cooler - 19 Row, with Thermostat - Black

ES#2764104 - MM0CULTBK - Universal Oil Cooler - 19 Row, with Thermostat - Black - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764104
Mfg#:
MM0CULTBK
Ships in 3 Business Days
$599.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E34 Oil Pump

ES#23545 - 11411740155 - E34 Oil Pump - Keep your engine well lubricated - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
23545
Mfg#:
11411740155
Ships in 1-2 days
$1151.99

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

$1118.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug

ES#251918 - 11137535106 - Oil Drain Plug - Includes crush washer - Assembled By ECS - BMW

Includes crush washer 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#:
251918
Mfg#:
11137535106
In Stock
ON SALE! SAVE 29%
$8.99

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

$6.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drain Plug Sealing Washer

ES#15787 - 07119963151 - Drain Plug Sealing Washer - A12x17-CU - Genuine BMW - BMW MINI

A12x17-CU affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
15787
Mfg#:
07119963151
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head - Bare

ES#2918684 - 11121707032 - Cylinder Head - Bare - Bare head, guides and seats only - AMC - BMW

Bare head, guides and seats only affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AMC - Corporate Logo
ES#:
2918684
Mfg#:
11121707032
Ships on Jun 30, 2026
$999.00 USD

Replacement Universal Oil Cooler - 19 Row

ES#2855412 - MM0C-19 - Replacement Universal Oil Cooler - 19 Row - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2855412
Mfg#:
MM0C-19
In Stock
$218.99

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

$196.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intermediate Shaft Bearing - Outer

ES#17543 - 11111280863 - Intermediate Shaft Bearing - Outer - Brand new bearing for your M20 oil pump's intermediate shaft. - Genuine BMW - BMW

Brand new bearing for your M20 oil pump's intermediate shaft. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
17543
Mfg#:
11111280863
Ships in 2 Business Days
$63.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Schrick performance Valve Spring Set

ES#3025537 - 005602022-062 - Schrick performance Valve Spring Set - Tougher valve spring to support higher lift - Schrick - BMW

Tougher valve spring to support higher lift affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Schrick - Corporate Logo
ES#:
3025537
Mfg#:
005602022-062
Ships on Sep 24, 2026
$917.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crank Case Test Cap

ES#4464299 - AGA-6061-TC - Crank Case Test Cap - Easily Text crank case Pressure in your BMW. - AGA Tools - BMW

Easily Text crank case Pressure in your BMW. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AGA Tools - Corporate Logo
ES#:
4464299
Mfg#:
AGA-6061-TC
Ships in 7 Business Days
$99.99 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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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