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BMW E34 525i M50 2.5L

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BMW E34 525i M50 2.5L Engine Parts & Accessories

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Protective Cap For Belt Tensioner

ES#21660 - 11281727159 - Protective Cap For Belt Tensioner - Black plastic snap on cap - Genuine BMW - BMW

Black plastic snap on cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
21660
Mfg#:
11281727159
In Stock
$14.12

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

$14.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Sealing Gasket

ES#2142930 - 11361740840 - VANOS Sealing Gasket - Seals VANOS unit to the cylinder head - Elring - BMW

Seals VANOS unit to the cylinder head 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#:
2142930
Mfg#:
11361740840
In Stock
$6.99

This product was last offered at the strikethrough price on
04-02-2026

$4.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Idler Pulley

ES#2873680 - 11287841228 - Idler Pulley - Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems - Febi - BMW

Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems 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:
Febi - Corporate Logo
ES#:
2873680
Mfg#:
11287841228
Ships on Sep 22, 2026
Auto Notify
$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3 Pin Connector

ES#4772594 - 12521706096 - 3 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the idle air control valve (IACV). - ECS - BMW

Includes connector housing with terminals and seals. Commonly used for the idle air control valve (IACV). affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4772594
Mfg#:
12521706096
In Stock
ON SALE! SAVE 11%
$10.99

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

$9.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gasket Ring - Pack Of 100

ES#2538011 - 07119963130kt - Gasket Ring - Pack Of 100 - A12x15.5 AL - Genuine BMW - BMW

A12x15.5 AL affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2538011
Mfg#:
07119963130KT
Ships in 1 day
$195.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#2534655 - 13541719966 - Coolant Hose - Thermostat to throttle housing - URO - BMW

Thermostat to throttle housing 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:
URO - Corporate Logo
ES#:
2534655
Mfg#:
13541719966
In Stock
$7.99

This product was last offered at the strikethrough price on
03-31-2026

$7.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Double Pipe

ES#180142 - 64538390891 - Double Pipe - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
R12/R134A

Brand:
Genuine BMW - Corporate Logo
ES#:
180142
Mfg#:
64538390891
Special Order: No Guaranteed ETA
4% off MSRP

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

$198.99

This product was last offered at the strikethrough price on
07-06-2026

$191.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly

ES#3492470 - 64541392913 - Auxiliary Fan Assembly - Quality aftermarket replacement. - Nissens - BMW

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

Brand:
Nissens - Corporate Logo
ES#:
3492470
Mfg#:
64541392913
Back Ordered
$191.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Thermostat

ES#34103 - 13541730682 - Auxiliary Thermostat - Thermostat that controls water flow temperature to the throttle body - Genuine BMW - BMW

Thermostat that controls water flow temperature to the throttle body affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/1990

Brand:
Genuine BMW - Corporate Logo
ES#:
34103
Mfg#:
13541730682
In Stock
Limited Qty Sale
$68.99

This product was last offered at the strikethrough price on
06-15-2026

$63.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose - Return Line

ES#2534652 - 11531726506 - Coolant Hose - Return Line - This is the return line behind the water pump housing - URO - BMW

This is the return line behind the water pump housing 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 between 09/1990 and 03/1991

Brand:
URO - Corporate Logo
ES#:
2534652
Mfg#:
11531726506
Back Ordered
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Piston Ring Set - Priced Each

ES#2803966 - 11251437077 - Piston Ring Set - Priced Each - Standard bore replacement piston rings - Rein - BMW

Standard bore replacement piston rings 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:
Rein - Corporate Logo
ES#:
2803966
Mfg#:
11251437077
Ships in 3 Business Days
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Starter Solenoid

ES#4135581 - 12411726039 - Starter Solenoid - Replacement Starter Solenoid from Bosch - Bosch - BMW

Replacement Starter Solenoid from Bosch 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:
Bosch - Corporate Logo
ES#:
4135581
Mfg#:
12411726039
Ships in 1 day
$95.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Voltage Regulator - 65 Amp Style

ES#29491 - 12311726022 - Alternator Voltage Regulator - 65 Amp Style - Prevent an overcharging alternator - Genuine BMW - BMW

Prevent an overcharging alternator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
29491
Mfg#:
12311726022
Special Order: No Guaranteed ETA
6% off MSRP

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

$202.99

This product was last offered at the strikethrough price on
07-06-2026

$190.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Gasket

ES#24971 - 11531740437 - Thermostat Housing Gasket - Needs to be replaced once removed - Genuine BMW - BMW

Needs to be replaced once removed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
24971
Mfg#:
11531740437
In Stock
12% off MSRP

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

$13.55

This product was last offered at the strikethrough price on
07-06-2026

$11.90 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Washer - Priced each

ES#2919438 - 07119904202 - Washer - Priced each - A6 - Genuine BMW - BMW

A6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2919438
Mfg#:
07119904202
In Stock
ON SALE! SAVE 10%
$13.99

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

$12.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Tensioner Piston

ES#22078 - 11311703747 - Tensioner Piston - This piston is housed by the cylinder and spring for the lower tensioner - Genuine BMW - BMW

This piston is housed by the cylinder and spring for the lower tensioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a production date after 09/1994

Brand:
Genuine BMW - Corporate Logo
ES#:
22078
Mfg#:
11311703747
Ships in 1 day
4% off MSRP

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

$27.99

This product was last offered at the strikethrough price on
07-06-2026

$26.99 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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