Keep your engine running efficiently, restore MPG, and clear check engine lights
We Price Match - Give Us A Call or Chat! For engine code AHA, fits left rear position
Keep your engine running efficiently
5X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! For engine code AHA, fits left and right position
Also called the "breather valve" or "oil separator"
We Price Match - Give Us A Call or Chat! For vehicles with VIN from 3B-2-000 001 through VIN 3B-2-341 000 or 3B-2E397 000 only, splits are in the 2002 model year
Small "S" breather hose that runs on the backside of the intake manifold
For vehicles with VIN up to 3B-1-400 000 only, split is in the 2001 model year
Brand:
ES#:
263051
Mfg#:
078103223B
Ships in 3 Business Days
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$109.99
This product was last offered at the strikethrough price on 09-24-2026
Seals the connection between the oil cooler and the filter adapter. 59x5
For vehicles with VIN up to 3B-X-600 000 only, split is in the 1999 model year
Also called the "breather valve" or "oil separator"
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! For vehicles with VIN from 3B-2-000 001 through VIN 3B-2-341 000 or 3B-2E397 000 only, splits are in the 2002 model year
Brand:
ES#:
2535190
Mfg#:
077103245B
In Stock
Limited Qty Sale
$24.99
This product was last offered at the strikethrough price on 05-27-2026
Hose that comes off the back of the intake manifold
We Price Match - Give Us A Call or Chat! For vehicles with VIN from 3B-2-000 001 only, split is in the 2002 model year
Brand:
ES#:
2878657
Mfg#:
078103235K
Ships in 1 Business Day
$64.99
This product was last offered at the strikethrough price on 05-07-2026
Also called the "breather valve" or "oil separator"
We Price Match - Give Us A Call or Chat! For vehicles with VIN from 3B-2-000 001 through VIN 3B-2-341 000 or 3B-2E397 000 only, splits are in the 2002 model year
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.
Lifetime Replacement
