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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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50WT Race Oil - 1 quart

ES#2847798 - 10504 - 50WT Race Oil - 1 quart - 50WT race oil with high wear protection - Redline - BMW

50WT race oil with high wear protection affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
2847798
Mfg#:
10504
In Stock
$22.99 USD
Free Shipping
on orders $49 and up

Transmission Mount - Priced Each

ES#2580955 - 22316771221 - Transmission Mount - Priced Each - Stop driveline vibration - Rein - BMW

Stop driveline vibration 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#:
2580955
Mfg#:
22316771221
In Stock
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Crankshaft Seal

ES#251695 - 11142249533 - Rear Crankshaft Seal - Replace when doing a clutch job. - Rein - BMW

Replace when doing a clutch job. 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#:
251695
Mfg#:
11142249533
In Stock at Vendor
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Service Gasket Kit

ES#3138789 - 11129070990vKT - VANOS Service Gasket Kit - All the gaskets you need to reinstall your VANOS - Assembled By ECS - BMW

All the gaskets you need to reinstall your VANOS affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
3138789
Mfg#:
11129070990VKT
In Stock at Vendor
ON SALE!
$136.04 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Racing Thermostat - 70C

ES#4338353 - mmts-e46-99v2 - Racing Thermostat - 70C - Modified thermostat for high performance applications. Use with factory thermostat housing. - Mishimoto - BMW

Modified thermostat for high performance applications. Use with factory thermostat housing. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
4338353
Mfg#:
MMTS-E46-99V2
In Stock at Vendor
$135.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Timing Chain - Upper

ES#4920326 - ZC0286 - Engine Timing Chain - Upper - For BMW enthusiasts and mechanics alike the INA Upper Timing Chain ensures your engine runs smoothly and efficiently with genuine quality and fitment. - Ina - BMW

For BMW enthusiasts and mechanics alike the INA Upper Timing Chain ensures your engine runs smoothly and efficiently with genuine quality and fitment. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ina - Corporate Logo
ES#:
4920326
Mfg#:
ZC0286
Ships in 9 Business Days
Auto Notify
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Installation Kit

ES#2695687 - 17111737706KT - Radiator Installation Kit - Everything you need to install a new radiator in your BMW - Assembled By ECS - BMW

Everything you need to install a new radiator in your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2695687
Mfg#:
17111737706KT
Ships on Aug 4, 2026
ON SALE!
$146.99

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

$134.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pressure Regulator

ES#33474 - 13531436110 - Fuel Pressure Regulator - Regulator located on the end of the fuel rail - Genuine BMW - BMW

Regulator located on the end of the fuel rail affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
33474
Mfg#:
13531436110
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.

$141.99

This product was last offered at the strikethrough price on
07-10-2026

$133.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drive Belt Tensioner with Pulley - A/C Compressor Belt

ES#2549761 - 11281433571 - Drive Belt Tensioner with Pulley - A/C Compressor Belt - Complete tensioner assembly - LUK - BMW

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

Brand:
LUK - Corporate Logo
ES#:
2549761
Mfg#:
11281433571
Ships in 7 Business Days
$67.99

This product was last offered at the strikethrough price on
04-07-2026

$66.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Lower Timing Cover Gasket - Left

ES#2576045 - 11141707260 - Lower Timing Cover Gasket - Left - Seals lower timing cover to the engine block - Victor Reinz - BMW

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

Brand:
Victor Reinz - Corporate Logo
ES#:
2576045
Mfg#:
11141707260
Ships in 1 Business Day
$8.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E39 Engine Mount Bracket - Left

ES#41569 - 22111092973 - E39 Engine Mount Bracket - Left - The metal motor mount bracket that houses the motor mount - Genuine BMW - BMW

The metal motor mount bracket that houses the motor mount affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
41569
Mfg#:
22111092973
Special Order: No Guaranteed ETA
3% off MSRP

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

$136.99

This product was last offered at the strikethrough price on
07-10-2026

$132.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E39 Cruise Control Cable

ES#182896 - 65718380081 - E39 Cruise Control Cable - A worn or stretched cruise cable can prevent proper function - Genuine BMW - BMW

A worn or stretched cruise cable can prevent proper function affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
182896
Mfg#:
65718380081
Ships in 3 Business Days
2% off MSRP

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

$134.99

This product was last offered at the strikethrough price on
07-10-2026

$131.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber Engine Beauty Cover Mount - Priced Each

ES#18297 - 11121730356 - Rubber Engine Beauty Cover Mount - Priced Each - 2 required per car - Genuine BMW - BMW

2 required per car affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
18297
Mfg#:
11121730356
Ships in 1-2 days
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#14767 - 07119905696 - Hex Bolt - Priced Each - M8x100 - Genuine BMW - BMW

M8x100 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
14767
Mfg#:
07119905696
Ships in 4 Business Days
$10.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#259493 - 11527505302 - Radiator Fan Clutch - Common source of engine overheating - Sachs - BMW

Common source of engine overheating affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Sachs - Corporate Logo
ES#:
259493
Mfg#:
11527505302
Back Ordered
$133.99

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

$129.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E39 Engine Mount - Priced Each

ES#2874800 - 22116754608 - E39 Engine Mount - Priced Each - Fits both left and right positions - Febi - BMW

Fits both left and right positions 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#:
2874800
Mfg#:
22116754608
In Stock at Vendor
$75.99

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

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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