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BMW E46 323i M52 2.5L

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

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Liqui Moly MolyGen Oil Change Kit / Inspection I

ES#3448029 - m50OCIlmgKT - Liqui Moly MolyGen Oil Change Kit / Inspection I - Includes Hengst filter, drain plug, and Liqui Moly oil with MolyGen technology - Assembled By ECS - BMW

Includes Hengst filter, drain plug, and Liqui Moly oil with MolyGen technology 10X Entries Into Our F80 M3 Sweepstakes
Next generation synthetic oil with up to 15% lower coefficient of friction. Glows green under UV light fo

Brand:
Assembled By ECS - Corporate Logo
ES#:
3448029
Mfg#:
M50OCILMGKT
In Stock
ON SALE!
$110.99

This product was last offered at the strikethrough price on
08-31-2026

$100.59 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Valve Clean - 150mL

ES#3184283 - lm2001KT - Valve Clean - 150mL - Great for cleaning carbon out of high mileage engines - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Great for cleaning carbon out of high mileage engines 10X Entries Into Our F80 M3 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#:
3184283
Mfg#:
LM2001KT
In Stock
$10.27

This product was last offered at the strikethrough price on
10-06-2026

$8.99 USD
Free Shipping
on orders $49 and up

Oxygen Sensor - Priced Each

ES#240368 - 11781742050 - Oxygen Sensor - Priced Each - 2 required in each application - Bosch - BMW
ECS Tuning recommends this product.

2 required in each application We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
240368
Mfg#:
11781742050
In Stock
$96.10

This product was last offered at the strikethrough price on
05-29-2026

$90.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Jectron Fuel Injection System Cleaner - 300 mL

ES#3184194 - 2007 - Jectron Fuel Injection System Cleaner - 300 mL - Keep your injection system operating at peak performance - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Keep your injection system operating at peak performance 10X Entries Into Our F80 M3 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#:
3184194
Mfg#:
2007
In Stock
$11.95

This product was last offered at the strikethrough price on
08-07-2026

$11.39 USD
Free Shipping
on orders $49 and up

ECS Cooling System Refresh Kit - Level 1

ES#263518 - ECSE461711-1 - ECS Cooling System Refresh Kit - Level 1 - Contains the components that commonly fail in your cooling system - featuring aftermarket contents - Assembled By ECS - BMW

Contains the components that commonly fail in your cooling system - featuring aftermarket contents 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
263518
Mfg#:
ECSE461711-1
In Stock
ON SALE!
$336.99

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

$326.50 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Magnetic Oil Drain Plug - Priced Each (12x1.5)

ES#251840 - 002201ECS02A - Magnetic Oil Drain Plug - Priced Each (12x1.5) - Featuring 10 copper washers - ECS - BMW MINI

Featuring 10 copper washers 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
251840
Mfg#:
002201ECS02A
In Stock
ON SALE! SAVE 25%
$39.99

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

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M52TU/M54 Heavy-Duty Expansion Tank With Mechanical Thermostat Conversion Kit & Silicone Radiator Hoses

ES#4876697 - 008363LA02EB1KT - M52TU/M54 Heavy-Duty Expansion Tank With Mechanical Thermostat Conversion Kit & Silicone Radiator Hoses - The ULTIMATE cooling upgrade for your BMW! Experience increased cooling system capability and durability. - Enthusiast Bundles - BMW

The ULTIMATE cooling upgrade for your BMW! Experience increased cooling system capability and durability. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876697
Mfg#:
008363LA02EB1KT
Ships on Jan 11, 2027
ON SALE! SAVE 24%
$1055.95

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

$799.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Platinum+4 Spark Plug - Priced Each (FGR7DQP)

ES#240577 - FGR7DQP - Platinum+4 Spark Plug - Priced Each (FGR7DQP) - FGR 7 DQP or 12120037607 - Bosch - Audi BMW

FGR 7 DQP or 12120037607 We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
240577
Mfg#:
FGR7DQP
In Stock
$9.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Special Tec B FE Engine Oil (5W-30) - 1 Liter

ES#4220227 - 20442 - Special Tec B FE Engine Oil (5W-30) - 1 Liter - Minimizes friction in the engine and ensures maximum engine performance and low fuel consumption - Liqui-Moly - BMW MINI

Minimizes friction in the engine and ensures maximum engine performance and low fuel consumption 10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4220227
Mfg#:
20442
In Stock
47% off MSRP

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

$26.99

This product was last offered at the strikethrough price on
10-17-2026

$14.29 USD
Free Shipping
on orders $49 and up

Spark Plugs - Priced Each

ES#7573 - BKR6EQUP - Spark Plugs - Priced Each - BKR6EQUP / 3199 - NGK - Audi BMW

BKR6EQUP / 3199 We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
7573
Mfg#:
BKR6EQUP
In Stock
$9.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Storage Catch Can - 10-Liter

ES#1876779 - poc-10 - Oil Storage Catch Can - 10-Liter - Make oil changes easier with this new oil drain pan - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Make oil changes easier with this new oil drain pan 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
1876779
Mfg#:
POC-10
In Stock
ON SALE! SAVE 25%
$38.99

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

$29.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4608633 - D650-0007KT - Performance Ignition Service Kit - Everything you need to service your ignition system, featuring Dinan performance ignition Coils - Dinan - BMW

Everything you need to service your ignition system, featuring Dinan performance ignition Coils Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Dinan - Corporate Logo
ES#:
4608633
Mfg#:
D650-0007KT
In Stock
ON SALE! SAVE 10%
$275.99

This product was last offered at the strikethrough price on
09-28-2026

$248.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

36mm 6-Point Oil Filter Socket - 3/8" Drive

ES#240945 - OC-03 - 36mm 6-Point Oil Filter Socket - 3/8" Drive - Make oil filter housing removal simple - Schwaben - Audi BMW Volkswagen MINI Porsche
ECS Tuning recommends this product.

Make oil filter housing removal simple 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
240945
Mfg#:
OC-03
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

Liqui Moly Special Tec Oil Change Kit / Inspection I

ES#3424127 - m50OCIlm2KT - Liqui Moly Special Tec Oil Change Kit / Inspection I - Everything you need for a comprehensive oil service, including Liqui Moly oil and Hengst filter - Assembled By ECS - BMW

Everything you need for a comprehensive oil service, including Liqui Moly oil and Hengst filter 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3424127
Mfg#:
M50OCILM2KT
In Stock
ON SALE!
$109.99

This product was last offered at the strikethrough price on
08-31-2026

$101.12 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Hightec SYNTH RS SAE 5W-40 - 5 Liters

ES#4919994 - 20001-0050-99 - Hightec SYNTH RS SAE 5W-40 - 5 Liters - Fully synthetic, multi-grade, low-viscosity premium engine oil. - ROWE - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Fully synthetic, multi-grade, low-viscosity premium engine oil.

Brand:
ROWE - Corporate Logo
ES#:
4919994
Mfg#:
20001-0050-99
Ships in 7 Business Days
$68.99 USD
Free Shipping
on orders $49 and up

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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