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BMW E46 323Ci M52 2.5L

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BMW E46 323Ci M52 2.5L Engine Service & Maintenance Parts

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32mm 6-Point Oil Filter Socket - 3/8" Drive

ES#3674261 - CTA2572 - 32mm 6-Point Oil Filter Socket - 3/8" Drive - Make oil filter housing removal simple - CTA Tools - Audi BMW Volkswagen MINI

Make oil filter housing removal simple

Brand:
CTA Tools - Corporate Logo
ES#:
3674261
Mfg#:
CTA2572
In Stock
$10.70 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SI-1 Complete Fuel System Cleaner - 15oz

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! 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
Ships in 6 Business Days
$17.99 USD
Free Shipping
on orders $49 and up

Complete Cooling System Hose Kit

ES#4315899 - 11531436408KT2 - Complete Cooling System Hose Kit - A complete hose kit including coolant and ECS Silicone radiator hoses! - Assembled By ECS - BMW

A complete hose kit including coolant and ECS Silicone radiator hoses! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4315899
Mfg#:
11531436408KT2
Ships in 9 Business Days
Auto Notify
ON SALE! SAVE 19%
$399.99

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

$325.16 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

5" Diameter Funnel With 24" Flexible Neck

ES#1899403 - PJ-3A11 - 5" Diameter Funnel With 24" Flexible Neck - Flexible hose funnel fits where you need it to - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Flexible hose funnel fits where you need it to 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
1899403
Mfg#:
PJ-3A11
In Stock
ON SALE! SAVE 25%
$33.99

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

$25.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Synthoil Premium Engine Oil (5w-40) - 1 Liter

ES#258724 - 2040 - Synthoil Premium Engine Oil (5w-40) - 1 Liter - A fully synthetic oil specifically designed around the unique needs and long drain intervals of European engines - Liqui-Moly - Audi BMW Volkswagen

A fully synthetic oil specifically designed around the unique needs and long drain intervals of European engines 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
258724
Mfg#:
2040
In Stock
40% off MSRP

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

$20.99

This product was last offered at the strikethrough price on
04-20-2026

$12.49 USD
Free Shipping
on orders $49 and up

Camshaft Alignment Tool Set

ES#2778117 - 003304SCH01A - Camshaft Alignment Tool Set - Locks your Camshaft in place, making performing VANOS or cylinder head work more convenient - Schwaben - BMW
ECS Tuning recommends this product.

Locks your Camshaft in place, making performing VANOS or cylinder head work more convenient 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2778117
Mfg#:
003304SCH01A
In Stock
ON SALE! SAVE 10%
$112.99

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

$101.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Cleaner - 300mL

ES#3195914 - 2051 - Radiator Cleaner - 300mL - Used to clean out your cooling system and restore efficiency - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI

Used to clean out your cooling system and restore efficiency 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#:
3195914
Mfg#:
2051
In Stock
39% off MSRP

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

$18.99

This product was last offered at the strikethrough price on
08-05-2026

$11.49 USD
Free Shipping
on orders $49 and up

ECS Cooling System Refresh Kit - Level 3

ES#2228847 - 17119071519KT - ECS Cooling System Refresh Kit - Level 3 - The ultimate cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and a HEPU water pump - Assembled By ECS - BMW

The <font color='red'> ultimate</font> cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley and a HEPU water pump 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2228847
Mfg#:
17119071519KT
In Stock at Vendor
ON SALE!
$969.49 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

CATACLEAN - The Original Science - 2-Pack

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!

Brand:
CATACLEAN - Corporate Logo
ES#:
4147386
Mfg#:
120019
In Stock
11% off MSRP

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

$56.19

This product was last offered at the strikethrough price on
08-05-2026

$49.95 USD
Free Shipping

Complete Cooling System Hose Kit

ES#2597226 - 11531436408KT - Complete Cooling System Hose Kit - A complete hose kit including coolant - Genuine BMW - BMW

A complete hose kit including coolant

Brand:
Genuine BMW - Corporate Logo
ES#:
2597226
Mfg#:
11531436408KT
Ships in 1 day
$548.99

This product was last offered at the strikethrough price on
06-03-2026

$544.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Coolant/Antifreeze - 1 Liter

ES#2178666 - 82142209769 - Coolant/Antifreeze - 1 Liter - Smaller bottle than a usual jug - great to throw in the trunk! - Genuine BMW - BMW

Smaller bottle than a usual jug - great to throw in the trunk! For Vehicles Made Pre-2018

Brand:
Genuine BMW - Corporate Logo
ES#:
2178666
Mfg#:
82142209769
In Stock
$10.60 USD
Free Shipping
on orders $49 and up

ECS Exact-Fit High Flow Air Filter - Dry

ES#4461001 - 012054LA08-DRY - ECS Exact-Fit High Flow Air Filter - Dry - High flow filter replacement to get your engine breathing better than new! - ECS - BMW

High flow filter replacement to get your engine breathing better than new! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4461001
Mfg#:
012054LA08-DRY
In Stock
ON SALE! SAVE 25%
$71.99

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

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#4870454 - 11781742050 - Oxygen Sensor - Priced Each - 2 required in each application - URO - BMW

2 required in each application 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4870454
Mfg#:
11781742050
In Stock
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Removal Pliers / Wrench

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 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
8203
Mfg#:
P-630
In Stock
ON SALE! SAVE 25%
$33.99

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

$25.49 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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