Commonly referred to as the "oil separator"
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Clear trouble codes and prevent a failed emissions check
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles with production date from 09/1998
Located in the rear position of the exhaust manifold for cylinders 4-6 on the S54 engine
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
27145
Mfg#:
11781406622
Ships in 4 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.
$423.99
This product was last offered at the strikethrough price on 10-26-2026
Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
27144
Mfg#:
11781406621
Ships in 4 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.
$423.99
This product was last offered at the strikethrough price on 10-26-2026
Perfect for high boost applications.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Redirects exhaust gases from the exhaust system back to the intake to reduce NOx emissions
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2720848
Mfg#:
11717810871
Ships in 1-2 days
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$414.00
This product was last offered at the strikethrough price on 10-26-2026
Everything you need to service your PCV system
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles with manual transmission only and production date up to 09/2004
Brand:
ES#:
2602551
Mfg#:
11157840446KT3
Ships in 1-2 days
$397.99
This product was last offered at the strikethrough price on 07-06-2026
Prone to cracking and breaking.
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Brand:
ES#:
2580371
Mfg#:
11151708801
Ships in 1 Business Day
$18.99
This product was last offered at the strikethrough price on 06-04-2026
Everything you need to service your PCV system
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles with manual transmission only and production date up to 09/2004
Brand:
ES#:
2602544
Mfg#:
11157840446KT1
Ships in 1-2 days
$392.99
This product was last offered at the strikethrough price on 07-06-2026
Runs from the intake manifold back to connecting hose
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
25712
Mfg#:
11617504536
In Stock
2% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$43.99
This product was last offered at the strikethrough price on 10-26-2026
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Brand:
ES#:
4872001
Mfg#:
11127809512
Ships on Jan 25, 2027
$44.99
This product was last offered at the strikethrough price on 05-07-2026
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
