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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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Cometic "MLS" Multi Layer Steel Head Gasket - .070 Inch

ES#3177687 - C4328-070 - Cometic "MLS" Multi Layer Steel Head Gasket - .070 Inch - Improve your head gasket strength and reliability for performance NA and forced induction applications! - Cometic - BMW

Improve your head gasket strength and reliability for performance NA and forced induction applications! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Cometic - Corporate Logo
ES#:
3177687
Mfg#:
C4328-070
In Stock
$245.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor - M50 S50

ES#2706946 - 12141726065 - Crankshaft Position Sensor - M50 S50 - Having a crank but no starting issue? This sensor is often the culprit - Genuine BMW - BMW

Having a crank but no starting issue? This sensor is often the culprit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2706946
Mfg#:
12141726065
Ships in 4 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.

$249.99

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

$240.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing Gasket

ES#23900 - 11421719855 - Oil Filter Housing Gasket - Seals housing to the engine block - Genuine BMW - BMW

Seals housing to the engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
23900
Mfg#:
11421719855
In Stock
$10.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#24497 - 11521723918 - Radiator Fan Clutch - Factory original unit. - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
24497
Mfg#:
11521723918
In Stock
4% off MSRP

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

$328.99

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

$315.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

WPC-Treated Race Series Main Bearing Set - M20/M50/M52/M54/S54

ES#4845662 - M5X-WPC-MB - WPC-Treated Race Series Main Bearing Set - M20/M50/M52/M54/S54 - The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. - Turner Motorsport - BMW

The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4845662
Mfg#:
M5X-WPC-MB
In Stock
ON SALE! SAVE 10%
$520.99

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

$468.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brass Coolant Bleeder Screw - Priced Each

ES#4017796 - 17111712788PRM - Brass Coolant Bleeder Screw - Priced Each - Comes with O-Ring - URO Premium - BMW MINI

Comes with O-Ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO Premium - Corporate Logo
ES#:
4017796
Mfg#:
17111712788PRM
In Stock
$5.99

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

$5.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Nut - Priced Each

ES#16145 - 07129905541 - Hex Nut - Priced Each - Commonly used to mount intake manifold components - Genuine BMW - BMW MINI

Commonly used to mount intake manifold components affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
16145
Mfg#:
07129905541
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Bolt

ES#20005 - 11211720633 - Crankshaft Bolt - Single bolt located in the end of the crankshaft - Genuine BMW - BMW

Single bolt located in the end of the crankshaft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
20005
Mfg#:
11211720633
In Stock
1% off MSRP

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

$38.81

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

$38.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain - Lower

ES#2575494 - 11311432176 - Timing Chain - Lower - Keep your engine running properly - Iwis - BMW

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

Brand:
Iwis - Corporate Logo
ES#:
2575494
Mfg#:
11311432176
In Stock
$83.99

This product was last offered at the strikethrough price on
06-08-2026

$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

FUEL INJECTOR

ES#34537 - 13641317446 - FUEL INJECTOR - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
34537
Mfg#:
13641317446
Ships in 10 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.

$313.99

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

$292.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Roller

ES#4818522 - 11281748131 - Hydraulic Alternator Belt Tensioner Roller - Replacement is recommend with every belt service - Bremmen Parts - BMW

Replacement is recommend with every belt service affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818522
Mfg#:
11281748131
In Stock
ON SALE! SAVE 19%
$18.99

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

$15.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pressure Regulator

ES#3673540 - 7.21197.60.0. - Fuel Pressure Regulator - Controls fuel pressures to ensure your vehicle is running correctly. OE reference 13531711541 - Pierburg - BMW

Controls fuel pressures to ensure your vehicle is running correctly. OE reference 13531711541 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pierburg - Corporate Logo
ES#:
3673540
Mfg#:
7.21197.60.0.
Ships in 1 Business Day
$131.99

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

$94.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Main Stud Kit - M50/M52/S50/S52

ES#4758996 - ARP-MSK-M50 - Main Stud Kit - M50/M52/S50/S52 - Prevent Main Cap Walk With ARP's Main Stud Kit for The M5X Engine Platform! - ARP - BMW

Prevent Main Cap Walk With ARP's Main Stud Kit for The M5X Engine Platform! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
4758996
Mfg#:
ARP-MSK-M50
Back Ordered
Auto Notify
$169.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Tensioner Assembly

ES#4505345 - 11311703746A - Timing Chain Tensioner Assembly - Includes a brand new piston, cylinder, spring, and washer! - Bremmen Parts - BMW

Includes a brand new piston, cylinder, spring, and washer! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with a production date after 09/1994

Brand:
Bremmen Parts - Corporate Logo
ES#:
4505345
Mfg#:
11311703746A
In Stock
ON SALE! SAVE 12%
$24.99

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

$22.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Main Crankshaft Seal

ES#2598716 - 11142249532 - Front Main Crankshaft Seal - Replace your leaking crankshaft seal - Elring - BMW

Replace your leaking crankshaft seal 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#:
2598716
Mfg#:
11142249532
In Stock
$12.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Performance Chip

ES#3136948 - 413-000 - Turner Performance Chip - Wake up your BMW with dyno-proven gains by Jim Conforti - +20HP +13LB/FT - Turner Conforti Performance Chips - BMW

Wake up your BMW with dyno-proven gains by Jim Conforti - +20HP +13LB/FT affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date between 09/1992 and 12/1994 and Bosch DME # 0-261-200-413

Brand:
Turner Conforti Performance Chips - Corporate Logo
ES#:
3136948
Mfg#:
413-000
In Stock
ON SALE! SAVE 20%
$299.00

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

$239.20 USD
Free Shipping
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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