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

Menu

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

BMW E46 325i M54 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
garage-red
Your Vehicle BMW E46 325i M54 2.5L
Your Vehicle BMW E46 325i M54 2.5L
Change Clear

BMW E46 325i M54 2.5L Engine Parts & Accessories

Sort By
Filter By
Return to Top

Air Intake Boot

ES#34023 - 13541438759 - Air Intake Boot - Connects air intake tube to throttle body - Genuine BMW - BMW

Connects air intake tube to throttle body

Brand:
Genuine BMW - Corporate Logo
ES#:
34023
Mfg#:
13541438759
In Stock
$35.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Cooling System Refresh Kit - Level 3 plus

ES#3706700 - 17119071519gKT2 - ECS Cooling System Refresh Kit - Level 3 plus - The ultimate cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley, Stewart water pump and Aluminum Radiator - Assembled By ECS - BMW

The <font color='red'> ultimate</font> cooling refresh kit - with aftermarket components, featuring an ECS Aluminum Pulley, Stewart water pump and Aluminum Radiator 10X Entries Into Our F80 M3 Sweepstakes
For Automatic Vehicles Only!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3706700
Mfg#:
17119071519GKT2
Ships in 8 Business Days
ON SALE!
$1508.99

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

$1412.73 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Billet Oil Filter Housing Drain-Back Valve

ES#5456715 - 060233LA01 - Billet Oil Filter Housing Drain-Back Valve - Prevent dry starts and restore instant oil pressure with this precision-engineered billet aluminum check valve. - Turner Motorsport - BMW

Prevent dry starts and restore instant oil pressure with this precision-engineered billet aluminum check valve. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
5456715
Mfg#:
060233LA01
In Stock
$61.99

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

$49.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel tank vent pipe

ES#36264 - 16117176511 - Fuel tank vent pipe - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
36264
Mfg#:
16117176511
Ships in 1 day
2% off MSRP

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

$292.99

This product was last offered at the strikethrough price on
10-12-2026

$285.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AFe POWER BladeRunner OER Series Radiator

ES#4852446 - 46-53241 - AFe POWER BladeRunner OER Series Radiator - Drop your corroding plastic radiator with this aluminum- core replacement! - AFE - BMW

Drop your corroding plastic radiator with this aluminum- core replacement!

Brand:
AFE - Corporate Logo
ES#:
4852446
Mfg#:
46-53241
Back Ordered
20% off MSRP

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

$295.00

This product was last offered at the strikethrough price on
10-12-2026

$236.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug "High Power" - Bosch FGR-7-DQP+ , NGK BKR6EQUP (3199)

ES#1884755 - 12120037607 - Spark Plug "High Power" - Bosch FGR-7-DQP+ , NGK BKR6EQUP (3199) - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
1884755
Mfg#:
12120037607
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.

$38.02

This product was last offered at the strikethrough price on
10-12-2026

$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Oil Feed Line

ES#2803369 - 11361705532 - VANOS Oil Feed Line - Supplies oil to the VANOS cam unit. Includes sealing washers. Made in Germany! - Rein - BMW

Supplies oil to the VANOS cam unit. Includes sealing washers. Made in Germany! 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803369
Mfg#:
11361705532
Ships on Oct 28, 2026
$61.99

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

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

Return Hose

ES#24803 - 11531436410 - Return Hose - Connects the Expansion Tank to the Water Pipe - Genuine BMW - BMW

Connects the Expansion Tank to the Water Pipe

Brand:
Genuine BMW - Corporate Logo
ES#:
24803
Mfg#:
11531436410
In Stock
$42.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Timing Chain Guide Rail

ES#22133 - 11311722651 - Upper Timing Chain Guide Rail - Replacement guide rail for required maintenance - Genuine BMW - BMW

Replacement guide rail for required maintenance

Brand:
Genuine BMW - Corporate Logo
ES#:
22133
Mfg#:
11311722651
Ships in 1 day
$50.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat Back Exhaust

ES#2102408 - 16748 - Cat Back Exhaust - 2.5" stainless steel with dual 3" polished stainless tips - Magnaflow - BMW

2.5" stainless steel with dual 3" polished stainless tips

Brand:
Magnaflow - Corporate Logo
ES#:
2102408
Mfg#:
16748
Ships in 1 Business Day
$1396.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Performance Cooling System Upgrade

ES#5507087 - E46NMPCKT - Performance Cooling System Upgrade - Upgrade your BMW's cooling to extend track days and keep your engine healthy - Assembled By ECS - BMW

Upgrade your BMW's cooling to extend track days and keep your engine healthy 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with a Manual Transmission and production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
5507087
Mfg#:
E46NMPCKT
Ships in 8 Business Days
ON SALE!
$1432.99

This product was last offered at the strikethrough price on
09-01-2026

$1397.22 USD
This product is lifetime replacement eligible Partial Replacement

Oil Separator Kit - Level 2

ES#3108048 - E46M54OSW3KT2 - Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance, Includes ECS F-Connector - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance, Includes ECS F-Connector 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3108048
Mfg#:
E46M54OSW3KT2
In Stock
ON SALE! SAVE 23%
$226.99

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

$174.41 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

12.0" 3.75mm (5/32") ID Black Silicone Vacuum Hose

ES#4338188 - 2101 - 12.0" 3.75mm (5/32") ID Black Silicone Vacuum Hose - ECS - Audi BMW Volkswagen Mercedes Benz

10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4338188
Mfg#:
2101
In Stock
ON SALE! SAVE 25%
$33.99

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

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

ECS Cooling System Refresh Kit - Level 2

ES#2063862 - ECSE461711-5 - ECS Cooling System Refresh Kit - Level 2 - A more advanced kit that includes belt service components and a ECS aluminum pulley - featuring aftermarket contents - Assembled By ECS - BMW

A more advanced kit that includes belt service components and a ECS aluminum pulley - featuring aftermarket contents 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 09/2002

Brand:
Assembled By ECS - Corporate Logo
ES#:
2063862
Mfg#:
ECSE461711-5
Ships in 8 Business Days
ON SALE!
$474.99

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

$459.44 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Turner Motorsport Valved Catback Exhaust & ECS Luft-Technik Intake System - E46 330i/Ci

ES#4876695 - 023536LA02EB2KT - Turner Motorsport Valved Catback Exhaust & ECS Luft-Technik Intake System - E46 330i/Ci - The ULTIMATE auditory upgrade - featuring a valved muffler for sound control and a free-flowing intake for increased performance. - Enthusiast Bundles - BMW

The ULTIMATE auditory upgrade - featuring a valved muffler for sound control and a free-flowing intake for increased performance. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876695
Mfg#:
023536LA02EB2KT
Back Ordered
ON SALE! SAVE 16%
$1627.98

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

$1369.99 USD
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!

Brand:
Advanced Auto Fabrication - Corporate Logo
ES#:
4504846
Mfg#:
116211.2
In Stock
$85.00 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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings