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BMW E46 325i M54 2.5L

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BMW E46 325i M54 2.5L Engine Parts & Accessories

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Cylinder Head Washer - Cylinder Head Bolts

ES#18572 - 11127550856 - Cylinder Head Washer - Cylinder Head Bolts - Genuine BMW - BMW MINI

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

Brand:
Genuine BMW - Corporate Logo
ES#:
18572
Mfg#:
11127550856
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Genuine BMW Oil Change Kit / Inspection I

ES#2535567 - M50OCI - Genuine BMW Oil Change Kit / Inspection I - Everything you'll need to do a basic oil change including a new drain plug - Genuine BMW - BMW

Everything you'll need to do a basic oil change including a new drain plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Featuring the standard synthetic oil BMW engineers had in mind

Brand:
Genuine BMW - Corporate Logo
ES#:
2535567
Mfg#:
M50OCI
In Stock
$131.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Top Tec 4110 Engine Oil (5w-40) - 1 Liter

ES#4152100 - 22120 - Top Tec 4110 Engine Oil (5w-40) - 1 Liter - Great for both gasoline and diesel engines! - Liqui-Moly - BMW Porsche

Great for both gasoline and diesel engines! 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#:
4152100
Mfg#:
22120
In Stock
29% off MSRP

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

$16.99

This product was last offered at the strikethrough price on
05-14-2026

$11.99 USD
Free Shipping
on orders $49 and up

ECS Cooling System Refresh Kit - Level 3 - Without Belts

ES#4376313 - 17119071519RKT - ECS Cooling System Refresh Kit - Level 3 - Without Belts - Assembled By ECS - 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#:
4376313
Mfg#:
17119071519RKT
Ships in 1 day
ON SALE!
$1065.99

This product was last offered at the strikethrough price on
06-15-2026

$1054.48 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

OBDII USB Diagnostic Cable

ES#6928 - vt1a0003 - OBDII USB Diagnostic Cable - Universal USB diagnostic cable - download FTDI USB drivers found under learn more - ECS - Audi BMW Volkswagen

Universal USB diagnostic cable - download FTDI USB drivers found under learn more affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
6928
Mfg#:
VT1A0003
Ships on Nov 16, 2026
ON SALE! SAVE 25%
$73.99

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

$55.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt - A/C - M52TU M54

ES#4661018 - 5PK863 - Performance Kevlar Reinforced Accessory Belt - A/C - M52TU M54 - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - BMW
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 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:
ECS - Corporate Logo
ES#:
4661018
Mfg#:
5PK863
In Stock
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AAF Low Temp Thermostat Kit - Full Kit - E46

ES#4504845 - 116211 - AAF Low Temp Thermostat Kit - Full Kit - E46 - Keep your track car at the right temperature! - Advanced Auto Fabrication - BMW

Keep your track car at the right temperature! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Advanced Auto Fabrication - Corporate Logo
ES#:
4504845
Mfg#:
116211
In Stock at Vendor
$175.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drain Plug Sealing Washer

ES#15787 - 07119963151 - Drain Plug Sealing Washer - A12x17-CU - Genuine BMW - BMW MINI

A12x17-CU affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
15787
Mfg#:
07119963151
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2588232 - 12120037607IGKT - Ignition Service Kit - Everything you need to service your ignition system - Genuine BMW - BMW

Everything you need to service your ignition system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 09/2002

Brand:
Genuine BMW - Corporate Logo
ES#:
2588232
Mfg#:
12120037607IGKT
Ships on Dec 30, 2026
$1050.99

This product was last offered at the strikethrough price on
05-21-2026

$1042.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dipstick O-Ring

ES#24205 - 11431740045 - Dipstick O-Ring - Used to seal the dipstick tube to the oil pan - Genuine BMW - BMW

Used to seal the dipstick tube to the oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
24205
Mfg#:
11431740045
In Stock
$6.99 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

Secondary Air Pump Kit - Level 1

ES#2622524 - 11727553056KT2 - Secondary Air Pump Kit - Level 1 - This essential kit includes the secondary air pump, control valve, hoses and hardware to mount pump and valve. - Genuine BMW - BMW

This essential kit includes the secondary air pump, control valve, hoses and hardware to mount pump and valve. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 03/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
2622524
Mfg#:
11727553056KT2
Ships in 1 day
$1025.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AAF Low Temp Thermostat Kit - Partial - E46

ES#4504846 - 116211.2 - AAF Low Temp Thermostat Kit - Partial - E46 - Keep your track car at the right temperature! - Advanced Auto Fabrication - BMW

Keep your track car at the right temperature! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Advanced Auto Fabrication - Corporate Logo
ES#:
4504846
Mfg#:
116211.2
Ships in 1 Business Day
$85.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Fuel Line

ES#36262 - 16117175998 - E46 Fuel Line - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
36262
Mfg#:
16117175998
Ships in 1 day
3% off MSRP

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

$174.99

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

$169.99 USD
Free Shipping
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

Performance Aluminum Fan Shroud Kit

ES#3137376 - MMFSE4699 - Performance Aluminum Fan Shroud Kit - Aluminum fan shroud with 16" slim electric fan - Mishimoto - BMW

Aluminum fan shroud with 16" slim electric fan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
3137376
Mfg#:
MMFSE4699
In Stock at Vendor
9% off MSRP

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

$374.00

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

$339.95 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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