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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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Camshaft - M20B25

ES#5424340 - 11311716138 - Camshaft - M20B25 - If you camshaft is worn or damaged, replace it with a direct replacement to restore power and smooth engine operation - Kolbenschmidt - BMW

If you camshaft is worn or damaged, replace it with a direct replacement to restore power and smooth engine operation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Kolbenschmidt - Corporate Logo
ES#:
5424340
Mfg#:
11311716138
In Stock at Vendor
$234.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan Gasket

ES#1899390 - 11131437237 - Oil Pan Gasket - Metal / Rubber gasket - Rein - BMW

Metal / Rubber gasket 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#:
1899390
Mfg#:
11131437237
In Stock
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bearing Shell Yellow

ES#19967 - 11211706847 - Bearing Shell Yellow - Standard bore - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
19967
Mfg#:
11211706847
Ships in 2 Business Days
3% off MSRP

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

$38.99

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

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bearing Shell Yellow

ES#19987 - 11211717526 - Bearing Shell Yellow - Standard bore - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
19987
Mfg#:
11211717526
Ships in 3 Business Days
3% off MSRP

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

$38.99

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

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

"Green" Crankshaft Bearing Shell

ES#19968 - 11211706848 - "Green" Crankshaft Bearing Shell - 60.00MM - Genuine BMW - BMW

60.00MM affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
19968
Mfg#:
11211706848
Ships in 3 Business Days
3% off MSRP

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

$38.99

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

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

"White" Upper Bearing Shell - Priced Each

ES#19969 - 11211706849 - "White" Upper Bearing Shell - Priced Each - 60.00MM - Genuine BMW - BMW

60.00MM affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
19969
Mfg#:
11211706849
Ships in 5 Business Days
3% off MSRP

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

$38.99

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

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Flange Gasket

ES#18358 - 11121738963 - Cylinder Head Flange Gasket - the gasket that connects your cylinder head flange to the cylinder head - Genuine BMW - BMW

the gasket that connects your cylinder head flange to the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18358
Mfg#:
11121738963
In Stock
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Gasket

ES#2608387 - 11121722734 - Cylinder Head Gasket - Just the head gasket - Victor Reinz - BMW

Just the head gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2608387
Mfg#:
11121722734
Ships in 1 Business Day
$43.99

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

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug

ES#1895506 - 11131273093 - Oil Drain Plug - Includes sealing washer - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
1895506
Mfg#:
11131273093
In Stock
$11.99

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

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Spring - Inner (20.1 mm Diameter)

ES#22827 - 11341706584 - Valve Spring - Inner (20.1 mm Diameter) - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
22827
Mfg#:
11341706584
In Stock at Vendor
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring

ES#19567 - 11151714390 - O-Ring - Oil return line - Genuine BMW - BMW
ECS Tuning recommends this product.

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

Brand:
Genuine BMW - Corporate Logo
ES#:
19567
Mfg#:
11151714390
Ships in 3 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rocker Arm Shaft - Priced Each

ES#2986894 - 11331274975 - Rocker Arm Shaft - Priced Each - Located Inside the Head - Genuine BMW - BMW

Located Inside the Head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2986894
Mfg#:
11331274975
Back Ordered
$97.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dowel - Priced Each

ES#18222 - 11121713264 - Dowel - Priced Each - D=9.5mm - Genuine BMW - BMW

D=9.5mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18222
Mfg#:
11121713264
In Stock
Limited Qty Sale
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Guide - Standard Size

ES#4067166 - 11121280523.513 - Valve Guide - Standard Size - Replace your worn valve guides. - Canyon Engine - BMW

Replace your worn valve guides. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Canyon Engine - Corporate Logo
ES#:
4067166
Mfg#:
11121280523.513
In Stock at Vendor
$10.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Piston Ring - Priced Per Piston

ES#2803784 - 11251713192 - Piston Ring - Priced Per Piston - For use on stock pistons, will need 6 sets to replace all piston rings in the engine - Rein - BMW

For use on stock pistons, will need 6 sets to replace all piston rings in the engine 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#:
2803784
Mfg#:
11251713192
Ships in 2 Business Days
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cap

ES#3499497 - 11127509328 - Oil Cap - Includes the sealing gasket - Rein - BMW

Includes the sealing gasket 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#:
3499497
Mfg#:
11127509328
Back Ordered
Auto Notify
$6.51 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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