Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

BMW E34 525i M50 2.5L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle BMW E34 525i M50 2.5L
Your Vehicle BMW E34 525i M50 2.5L
Change Clear

BMW E34 525i M50 2.5L Engine Parts & Accessories

Sort By
Filter By
Return to Top

VANOS Solenoid Switch

ES#4723745 - 11361738494 - VANOS Solenoid Switch - Used to activate and deactivate VANOS - Vaico - BMW

Used to activate and deactivate VANOS affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4723745
Mfg#:
11361738494
In Stock at Vendor
$150.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IP High Performance Ignition Coil Set - M50/S50/S38

4X more spark energy than stock coils! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ignition Projects - Corporate Logo
ES#:
4370063
Mfg#:
IP-A122601
Ships in 5 Business Days
$1055.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#2813461 - 11521719269 - Radiator Fan Clutch - Common source of engine overheating - Hamburg Tech - 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:
Hamburg Tech - Corporate Logo
ES#:
2813461
Mfg#:
11521719269
In Stock
$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner

ES#2696132 - 11281717188 - Hydraulic Alternator Belt Tensioner - Hydraulic tensioner for alternator belt, ideal for servicing high mileage tensioner - Ina - BMW

Hydraulic tensioner for alternator belt, ideal for servicing high mileage tensioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2696132
Mfg#:
11281717188
Ships in 1 day
$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#3023872 - 17111742231 - Expansion Tank Cap - Replace when performing cooling service. - Mahle-Behr - BMW

Replace when performing cooling service. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle-Behr - Corporate Logo
ES#:
3023872
Mfg#:
17111742231
In Stock
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bolt - Priced Each

ES#20676 - 11241713342 - Connecting Rod Bolt - Priced Each - Two required per connecting rod - Genuine BMW - BMW

Two required per connecting rod affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
20676
Mfg#:
11241713342
In Stock
$10.28

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

$10.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Box Lid Clips - 42mm

ES#34868 - 13711716113 - Air Box Lid Clips - 42mm - Used to lock the lid of your air box down - Genuine BMW - BMW

Used to lock the lid of your air box down affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
34868
Mfg#:
13711716113
In Stock
3% off MSRP

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

$10.80

This product was last offered at the strikethrough price on
01-11-2026

$10.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Valve - Priced Each

ES#2710685 - 11341739823 - Exhaust Valve - Priced Each - Replacement exhaust valve - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2710685
Mfg#:
11341739823
Ships on Aug 7, 2026
3% off MSRP

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

$88.99

This product was last offered at the strikethrough price on
02-03-2026

$85.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector - Priced Each

ES#2631423 - 13641730060 - Fuel Injector - Priced Each - Each vehicle will require six to service the all injectors. - Bosch - BMW

Each vehicle will require six to service the all injectors. 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#:
2631423
Mfg#:
13641730060
Ships in 3 Business Days
$85.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Belt Tension Adjuster Bar

ES#29462 - 12311719992 - Belt Tension Adjuster Bar - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
29462
Mfg#:
12311719992
In Stock
$48.79

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

$48.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#2893822 - 11527505302 - Radiator Fan Clutch - Common source of engine overheating - Meyle - BMW
ECS Tuning recommends this product.

Common source of engine overheating 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:
Meyle - Corporate Logo
ES#:
2893822
Mfg#:
11527505302
Ships on Aug 3, 2026
Auto Notify
$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Tank Breather Valve

ES#35528 - 13901726705 - Fuel Tank Breather Valve - Connects fuel tank breather to throttle body - Genuine BMW - BMW

Connects fuel tank breather to throttle body affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
35528
Mfg#:
13901726705
Ships Today
3% off MSRP

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

$103.99

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

$100.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pump Chain

ES#2631389 - 11417576915 - Oil Pump Chain - Responsible for driving the oil pump - Iwis - BMW

Responsible for driving the oil pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Iwis - Corporate Logo
ES#:
2631389
Mfg#:
11417576915
In Stock
$45.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Assembly

ES#2873679 - 11287838797 - Hydraulic Alternator Belt Tensioner Assembly - Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley - Febi - BMW
ECS Tuning recommends this product.

Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley 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#:
2873679
Mfg#:
11287838797
Ships on Sep 30, 2026
$83.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Performance Chip

ES#3098139 - 403-000 - 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
Satisfaction guaranteed! Includes 30 day money back guarantee and limited lifetime warranty -- For vehicles with production date up to 08/1992 with DME

Brand:
Turner Conforti Performance Chips - Corporate Logo
ES#:
3098139
Mfg#:
403-000
In Stock
ON SALE! SAVE 20%
$249.00

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

$199.20 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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings