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BMW E34 525i M20 2.5L Engine Service & Maintenance Parts

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ES#260747 - m20_11 - Ultimate Timing Belt Kit - Level 2 - Replace your water pump and thermostat with your timing belt! - Assembled By ECS - BMW

Replace your water pump and thermostat with your timing belt! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date from 09/1987

Brand:
Assembled By ECS - Corporate Logo
ES#:
260747
Mfg#:
M20_11
In Stock
ON SALE!
$227.99

This product was last offered at the strikethrough price on
04-21-2026

$216.66 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#4027373 - 2331/12KT - Leichtlauf High Tech Engine Oil (5w-40) - Case Of 12 - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4027373
Mfg#:
2331/12KT
In Stock
$130.99 USD
Free Shipping
on orders $49 and up
ES#4351737 - 8043206  - Pento High Performance 5W-30 - 5 Liter - One of the world's best all around synthetic engine oils - Pentosin - Audi BMW Volkswagen Mercedes Benz MINI

One of the world's best all around synthetic engine oils affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pentosin - Corporate Logo
ES#:
4351737
Mfg#:
8043206
In Stock
$48.99 USD
Free Shipping
on orders $49 and up
ES#4265328 - 20234KT - Speed Tec Gasoline Fuel Additive - 250mL - Improve combustion and acceleration with this simple additive! - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Improve combustion and acceleration with this simple additive! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship

Brand:
Liqui-Moly - Corporate Logo
ES#:
4265328
Mfg#:
20234KT
In Stock
$11.99

This product was last offered at the strikethrough price on
02-26-2026

$8.15 USD
Free Shipping
on orders $49 and up
ES#2748892 - 006247SCH01A - 8 Liter Oil Drain Pan - This smaller oil drain pan is perfect for most fluid changing jobs. This is an open top style oil drain pan with an easy pour 1 inch spout, making it easier to transfer fluids. Drain pan features an anti-splash lip which helps prevent spilling over sides. - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

This smaller oil drain pan is perfect for most fluid changing jobs. This is an open top style oil drain pan with an easy pour 1 inch spout, making it easier to transfer fluids. Drain pan features an anti-splash lip which helps prevent spilling over sides. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2748892
Mfg#:
006247SCH01A
In Stock
ON SALE! SAVE 30%
$33.99

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

$23.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1843974 - 2049 - Synthoil Energy Engine Oil A40 (0w-40) - 1 Liter - A fully synthetic oil offering instant flow even in the coldest temperatures, while still providing the wear protection your European engine needs. - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A fully synthetic oil offering instant flow even in the coldest temperatures, while still providing the wear protection your European engine needs. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
1843974
Mfg#:
2049
In Stock
38% off MSRP

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

$20.95

This product was last offered at the strikethrough price on
06-04-2026

$13.09 USD
Free Shipping
on orders $49 and up
ES#2072580 - 60103 - SI-1 Complete Fuel System Cleaner - 15oz - Clean up your gasoline engine! - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Clean up your gasoline engine! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
Redline - Corporate Logo
ES#:
2072580
Mfg#:
60103
In Stock
$17.99 USD
Free Shipping
on orders $49 and up
ES#2847841 - 12404 -  Euro-Series Engine Oil (5w-40) - 1 Quart - Ideally suited for modern gasoline and diesel engines with multi-valve and turbocharging technology - Redline - Audi BMW Volkswagen

Ideally suited for modern gasoline and diesel engines with multi-valve and turbocharging technology affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
2847841
Mfg#:
12404
In Stock
$18.20 USD
Free Shipping
on orders $49 and up
ES#4849736 - 029121SCH01A2KT - Schwaben Long Low Profile Floor Jack With 20L Low Profile Rolling Drain Pan - This long low profile jack will lift your vehicle with care, and now you can get the lowered drain pan to match! Changing your own oil has never been so easy. - Enthusiast Bundles - Audi BMW Volkswagen Mercedes Benz MINI Porsche

This long low profile jack will lift your vehicle with care, and now you can get the lowered drain pan to match! Changing your own oil has never been so easy. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4849736
Mfg#:
029121SCH01A2KT
In Stock
ON SALE! SAVE 21%
$466.99

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

$369.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4305241 - 22072 - MoS2 Antifriction Engine Oil (20w-50) - 5 Liter - Suited for older generation air and watercooled gasoline solid lifter engines, with or without turbochargers - Liqui-Moly - BMW Porsche

Suited for older generation air and watercooled gasoline solid lifter engines, with or without turbochargers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4305241
Mfg#:
22072
In Stock
44% off MSRP

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

$63.95

This product was last offered at the strikethrough price on
06-04-2026

$35.79 USD
Free Shipping
on orders $49 and up
ES#261746 - 83522-15404 - Engine Oil (5w-40) - 1 Quart - From the same people that provide the best gear oil in the industry, now offering the best protection for your engine. - Redline - Audi BMW Volkswagen Mercedes Benz MINI

From the same people that provide the best gear oil in the industry, now offering the best protection for your engine. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
261746
Mfg#:
83522-15404
Ships on Jul 6, 2026
Auto Notify
$18.20 USD
Free Shipping
on orders $49 and up
ES#4147386 - 120019 - CATACLEAN - The Original Science - 2-Pack - Patented & EPA approved Complete Engine, Fuel and Exhaust System Cleaner Reduces Emissions and Improves Overall Engine Performance! Buy 2 and save! - CATACLEAN - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Patented & EPA approved Complete Engine, Fuel and Exhaust System Cleaner Reduces Emissions and Improves Overall Engine Performance! Buy 2 and save! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CATACLEAN - Corporate Logo
ES#:
4147386
Mfg#:
120019
Ships in 3 Business Days
11% off MSRP

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

$52.82

This product was last offered at the strikethrough price on
06-04-2026

$46.95 USD
Free Shipping
ES#8203 - P-630 - Oil Filter Removal Pliers / Wrench - Steel jaw like pliers for easy removal of all sizes of spin-on type oil filters - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Steel jaw like pliers for easy removal of all sizes of spin-on type oil filters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
8203
Mfg#:
P-630
In Stock
ON SALE! SAVE 30%
$33.99

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

$23.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#523196 - 12111725070 - Ignition Distributor Cap - Keep your BMW running smooth - Bosch - BMW

Keep your BMW running smooth affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
523196
Mfg#:
12111725070
In Stock
$160.01

This product was last offered at the strikethrough price on
04-21-2026

$138.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3410218 - 13321268231 - Fuel Filter - Keep your fuel system clean and debris free - Bosch - BMW

Keep your fuel system clean and debris free affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3410218
Mfg#:
13321268231
In Stock
$31.99

This product was last offered at the strikethrough price on
04-15-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Service & Maintenance Parts

An ounce of prevention improves engine reliability and heads off big-ticket repairs. On average, the modest cost or periodic maintenance pays handsome rewards. Plan now to put your car on a regular schedule that includes fluid and filter changes, inspections, and recommended service.

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Manufacturer names and/or part numbers are used only for identification purposes.

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