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BMW E46 325Ci M54 2.5L

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BMW E46 325Ci M54 2.5L Engine Emission Parts

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EGR Valve Gasket

ES#5339192 - 074.440 - EGR Valve Gasket - Seals the EGR valve to the exhaust - Elring - BMW

Seals the EGR valve to the exhaust 2X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 03/2003

Brand:
Elring - Corporate Logo
ES#:
5339192
Mfg#:
074.440
Special Order: No Guaranteed ETA
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Control Valve

ES#4343213 - 11740396414 - Vacuum Control Valve - Used in emissions and noise reduction systems - Febi - BMW

Used in emissions and noise reduction systems We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4343213
Mfg#:
11740396414
Special Order: No Guaranteed ETA
$64.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Front Or Rear Manifold

Located in the front position of the exhaust manifold 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 03/2003

Brand:
Bremmen Parts - Corporate Logo
ES#:
5503743
Mfg#:
11787523434
Ships on Dec 14, 2026
Auto Notify
$119.99 USD
This product is lifetime replacement eligible Lifetime Replacement

1/8" Barbed Vacuum Fittings - Set Of 10

Perfect for repairing and replacing cracked vacuum lines - Best used with 3mm to 4mm vacuum hoses 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5445719
Mfg#:
125DBCON
Special Order: No Guaranteed ETA
ON SALE! SAVE 59%
$12.99

This product was last offered at the strikethrough price on
03-22-2026

$5.39 USD
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

2 required in each application

Brand:
Pierburg - Corporate Logo
ES#:
4726449
Mfg#:
11781247406
Special Order: No Guaranteed ETA
$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Suction Pump (Vacuum Pump)

A common source for vacuum leaks. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5505158
Mfg#:
11617545382
Ships on Feb 15, 2027
Auto Notify
$45.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2873855 - 11781742050 - Oxygen Sensor - Priced Each - 2 required in each application - Febi - BMW

2 required in each application We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1998

Brand:
Febi - Corporate Logo
ES#:
2873855
Mfg#:
11781742050
Special Order: No Guaranteed ETA
$110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

"Cold Climate" Crankcase Pressure Regulator Valve

ES#4327299 - 11617533400 - "Cold Climate" Crankcase Pressure Regulator Valve - Commonly referred to as the "oil separator" - Meyle - BMW

Commonly referred to as the "oil separator" 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4327299
Mfg#:
11617533400
Back Ordered
$69.99 USD
Free Shipping
on orders $49 and up

Upper Oil Separator Vent Tube

ES#3672460 - 11617504535 - Upper Oil Separator Vent Tube - Runs from the top of the oil separator up to intake manifold. Made in Germany. - Meyle - BMW

Runs from the top of the oil separator up to intake manifold. Made in Germany. 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3672460
Mfg#:
11617504535
Back Ordered
$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Control Valve

ES#4745361 - 11747810831 - Vacuum Control Valve - Used in emissions and noise reduction systems. - URO - BMW MINI

Used in emissions and noise reduction systems. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4745361
Mfg#:
11747810831
Back Ordered
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Pressure Regulator Valve - Cold Climate Version

Commonly referred to as the "oil separator" Superior performance for both warm and cold climates

Brand:
Atlantic Enterprises
ES#:
2602981
Mfg#:
11617533400
Back Ordered
$71.99

This product was last offered at the strikethrough price on
05-07-2026

$69.99 USD
Free Shipping
on orders $49 and up

More About Engine Emission Parts

Repairing failed emission components doesn't just turn off the check engine light so you can pass your local emissions test, it also improves performance and fuel economy. ECS stocks all common emission controls, from oxygen sensors to PCV valves.

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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