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BMW E39 525i M54 2.5L

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BMW E39 525i M54 2.5L Engine Parts & Accessories

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Heater Core

ES#2702338 - 64118385562 - Heater Core - Replace your leaking or clogged core - ACM - BMW

Replace your leaking or clogged core

Brand:
ACM - Corporate Logo
ES#:
2702338
Mfg#:
64118385562
Ships in 1-2 days
$363.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mechanical A/C Belt Tensioner Assembly

ES#4830572 - 11287512758 - Mechanical A/C Belt Tensioner Assembly - Complete tensioner assembly with roller - Bremmen Parts - BMW

Complete tensioner assembly with roller 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with production date from 09/2002

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830572
Mfg#:
11287512758
In Stock
ON SALE! SAVE 15%
$52.99

This product was last offered at the strikethrough price on
09-16-2026

$45.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Stud (11121718856) - Priced Each

ES#5434624 - 059043LA03 - Valve Cover Stud (11121718856) - Priced Each - This zinc-plated Grade 8.8 steel mounting stud delivers superior durability and corrosion resistance as a direct, upgraded replacement for NLA factory hardware. - Turner Motorsport - BMW

This zinc-plated Grade 8.8 steel mounting stud delivers superior durability and corrosion resistance as a direct, upgraded replacement for NLA factory hardware. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
5434624
Mfg#:
059043LA03
In Stock
Limited Qty Sale
$4.99

This product was last offered at the strikethrough price on
09-29-2026

$3.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Gasket

ES#261011 - 11727505259 - EGR Valve Gasket - Seals valve to the exhaust pipe - Victor Reinz - BMW

Seals valve to the exhaust pipe

Brand:
Victor Reinz - Corporate Logo
ES#:
261011
Mfg#:
11727505259
In Stock
$6.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Flat Washer - Pack Of 10

ES#2538117 - 11127550856kt - Flat Washer - Pack Of 10 - For use in conjunction with cylinder head bolts - Genuine BMW - BMW

For use in conjunction with cylinder head bolts

Brand:
Genuine BMW - Corporate Logo
ES#:
2538117
Mfg#:
11127550856KT
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#2574767 - 13621703993 - Coolant Temperature Sensor - Monitors coolant temperature - FAE - BMW

Monitors coolant temperature

Brand:
FAE - Corporate Logo
ES#:
2574767
Mfg#:
13621703993
In Stock
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

F-Connector

ES#33009 - 13327503677 - F-Connector - Connects to the air intake boot - Genuine BMW - BMW

Connects to the air intake boot

Brand:
Genuine BMW - Corporate Logo
ES#:
33009
Mfg#:
13327503677
In Stock
$2.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Inlet Pipe

ES#4845403 - 11531705210 - Heater Inlet Pipe - This runs from the front left side of the engine under the intake manifold. - URO - BMW

<p>This runs from the front left side of the engine under the intake manifold.</p> 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4845403
Mfg#:
11531705210
Ships in 1 Business Day
$34.49 USD
Free Shipping
on orders $49 and up

Crankshaft Pulley With Vibration Damper

ES#3450111 - 11231438995 - Crankshaft Pulley With Vibration Damper - Reduces vibrations and connects accessories - Corteco - BMW

Reduces vibrations and connects accessories For vehicles with production date from 09/1998

Brand:
Corteco - Corporate Logo
ES#:
3450111
Mfg#:
11231438995
Ships in 1 Business Day
$341.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Re-manufactured Starter Motor - Priced Each

ES#4007243 - 124123547095KT - Re-manufactured Starter Motor - Priced Each - Price Included a $60.00 Core Charge - Bosch - BMW

Price Included a $60.00 Core Charge We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4007243
Mfg#:
124123547095KT
Back Ordered
$340.99

This product was last offered at the strikethrough price on
09-30-2026

$339.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Coolant Pipe

ES#4343140 - 11531705220 - BMW Coolant Pipe - Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose - Febi - BMW

Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4343140
Mfg#:
11531705220
Ships on Jan 11, 2027
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Control Valve

ES#5388809 - 11747810831 - Vacuum Control Valve - Used in emissions and noise reduction systems - Bremmen Parts - BMW

Used in emissions and noise reduction systems 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5388809
Mfg#:
11747810831
In Stock
ON SALE! SAVE 21%
$26.99

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

$21.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Nut - Priced Each

ES#14745 - 07119905544 - Hex Nut - Priced Each - M6x8 - Genuine BMW - BMW MINI

M6x8

Brand:
Genuine BMW - Corporate Logo
ES#:
14745
Mfg#:
07119905544
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hollow Bolt - Priced Each

ES#2138017 - 07119907291 - Hollow Bolt - Priced Each - M10X1 - Genuine BMW - BMW

M10X1

Brand:
Genuine BMW - Corporate Logo
ES#:
2138017
Mfg#:
07119907291
In Stock
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator - 90amp/120amp/140amp

ES#2576975 - 12317551153 - Voltage Regulator - 90amp/120amp/140amp - For Valeo 90A, 120A and 140A alternators only - Valeo - BMW

For Valeo 90A, 120A and 140A alternators only We Price Match - Give Us A Call or Chat!

Brand:
Valeo - Corporate Logo
ES#:
2576975
Mfg#:
12317551153
In Stock at Vendor
$110.99 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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