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BMW E34 525i M20 2.5L

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BMW E34 525i M20 2.5L Engine Parts & Accessories

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Remanufactured Water Pump

ES#2683558 - 11519070758 - Remanufactured Water Pump - Save your engine from over heating problems - Genuine BMW - BMW

Save your engine from over heating problems affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2683558
Mfg#:
11519070758
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.

$279.99

This product was last offered at the strikethrough price on
07-08-2026

$263.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rocker Arm Shaft Plug - Priced Each

ES#2800127 - 11331264519 - Rocker Arm Shaft Plug - Priced Each - 4 required per vehicle - Elring - BMW

4 required per vehicle 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#:
2800127
Mfg#:
11331264519
In Stock
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EWS Transmitter

ES#169305 - 61358379502 - EWS Transmitter - A common cause of starting issues - Genuine BMW - BMW

A common cause of starting issues affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
169305
Mfg#:
61358379502
Ships in 9 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.

$267.99

This product was last offered at the strikethrough price on
07-08-2026

$260.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#4147192 - 12141740959 - Camshaft Position Sensor - Bremi - BMW

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

Brand:
Bremi - Corporate Logo
ES#:
4147192
Mfg#:
12141740959
In Stock at Vendor
$66.99

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

$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Gasket - Priced Each

ES#25562 - 11611726010 - Intake Gasket - Priced Each - Replace your leaking gasket and restore performance - Genuine BMW - BMW

Replace your leaking gasket and restore performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25562
Mfg#:
11611726010
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Air filter

ES#3676614 - 13721715881 - BMW Air filter - Keep your engine breathing fresh air. - Hengst - BMW
ECS Tuning recommends this product.

Keep your engine breathing fresh air. 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! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
3676614
Mfg#:
13721715881
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly

ES#2167391 - 64541392913 - Auxiliary Fan Assembly - Quality aftermarket replacement. - Continental - BMW

Quality aftermarket replacement. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2167391
Mfg#:
64541392913
Ships in 1-2 days
$258.99

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

$251.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Single Wall Straight Cut Exhaust Tip - 2.5 Inlet - 3.0 OD - Stepped Right - Brushed

ES#4146839 - 026732TMS01-02 - Turner Motorsport Single Wall Straight Cut Exhaust Tip - 2.5 Inlet - 3.0 OD - Stepped Right - Brushed - Right - Brushed Straight Cut Exhaust Tip - 2.5 Inlet - 3.0 OD - Turner Motorsport - BMW MINI

Right - Brushed Straight Cut Exhaust Tip - 2.5 Inlet - 3.0 OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4146839
Mfg#:
026732TMS01-02
Ships on Oct 29, 2026
Auto Notify
ON SALE! SAVE 20%
$104.99

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

$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electronic Boost Control (EBC) Solenoid Kit

ES#4390910 - EBC_Sol_kit - Electronic Boost Control (EBC) Solenoid Kit - This electronic boost control solenoid can be used with the MS3-Pro/MSPNP - MegaSquirt - BMW

This electronic boost control solenoid can be used with the MS3-Pro/MSPNP affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MegaSquirt - Corporate Logo
ES#:
4390910
Mfg#:
EBC_SOL_KIT
Ships in 5 Business Days
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bearing Accelator Bowden Cable

ES#34148 - 13541747519 - Bearing Accelator Bowden Cable - Located on throttle body housing - Genuine BMW - BMW

Located on throttle body housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
34148
Mfg#:
13541747519
In Stock
$2.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Cap Seal

ES#35809 - 16111179680 - Fuel Cap Seal - Fits inside the fuel cap - Genuine BMW - BMW

Fits inside the fuel cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
35809
Mfg#:
16111179680
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Electrical Connector Housing

ES#31304 - 12521707283 - Electrical Connector Housing - The housing for a 20 pin connector - Genuine BMW - BMW

The housing for a 20 pin connector affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
31304
Mfg#:
12521707283
Ships in 1-2 days
ON SALE!
$19.99

This product was last offered at the strikethrough price on
06-25-2026

$19.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Mount

ES#33077 - 13411705564 - Rubber Mount - Mount for the idle regulator valve - Genuine BMW - BMW

Mount for the idle regulator valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
33077
Mfg#:
13411705564
In Stock
$9.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Spray Nozzle

ES#2797803 - 11421730619 - Oil Spray Nozzle - Located on the bottom of the engine block. - Genuine BMW - BMW

Located on the bottom of the engine block. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2797803
Mfg#:
11421730619
Ships on Aug 10, 2026
5% off MSRP

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

$42.99

This product was last offered at the strikethrough price on
07-08-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Suction Pipe

ES#23556 - 11411748150 - Oil Suction Pipe - Connects to the oil pump - Genuine BMW - BMW

Connects to the oil pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
23556
Mfg#:
11411748150
Ships in 6 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.

$252.99

This product was last offered at the strikethrough price on
07-08-2026

$244.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bearing Shell - Red

ES#20614 - 11241284849 - Bearing Shell - Red - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
20614
Mfg#:
11241284849
In Stock
ON SALE! SAVE 18%
$48.99

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

$40.39 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.

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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