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Best crankcase parts - April 2026

Last Updated - April 2, 2026

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

URO Parts

URO Parts 06E103547AK Crankcase Vent Valve

URO Parts

$106.78

More Details
Main highlights
- Restores proper air/fuel ratio and engine performance by evacuating unburned gasoline vapors from the crankcase into the intake
- Replaces old plugged or sticking crankcase vent valves
- Quality valve materials resist intense engine heat and vaporized oil, reduces rate of oil buildup in intake
- Manufactured to OE dimensions for easy installation and original appearance
- For compatible models of Audi A7 C7 3.0T, B8 S5 Quattro 3.0T Cabriolet, B8 S5 Quattro 3.0T Coupe, C7 A6 FWD V6 3.0T, and C7 A6 Quattro V6 3.0T
- 24 Month Unlimited Mileage Warranty
- 150 mbar version, located beneath the supercharger compressor
$106.78
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Ensun

Ensun Crankcase Vent Valve Oil Separator with Breather Hose Kit Set Compatible with N52 E90 E91 E60 E61 E85 E86

Ensun

$89.95

More Details
Main highlights
- Replacement OEM (Original Equipment Part) Number - 11617531423, 11157522931, 11617559530, 11157527570 / 11157567801
- Premium Quality - Helps relieve pressure from the crankcase as needed, replacement oil separator, replaces cracked and leaking OE units while restoring emissions system function
- Perfect fit - Taking the delicate technology design to match all specifications of the original part. Trustworthy design, simple installation and easy operation will save you much time
- Fitment/Compatibility - for 2006-2007 323i, 525xi, 530xi; 2004-2006 325i 330i, 2005-2006 325xi, 330xi, 2005-2007 525i, 530i, 2006-2008 Z4
- Direct Fit - Direct replacement for a proper fit and easy installation, quality materials used, meets or exceeds OEM standards, 100% tested before shipping
$89.95
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

KOROP

6.7 Cummins Crankcase Ventilation Filter Replaces# CV52001 68002433AB 4936636 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter

KOROP

$27.99

More Details
Main highlights
- WARRANTY- This 6.7 CCV Filter comes complete with 6 Months warranty.Worry-Free Return And Refund Policy, Buy with Confidence!
- REPLACES# CV52001 , 68002433AA 68002433AB 68002433AC , 4936636 , 904-418
- REPLACEMENT Crankcase Ventilation Filter -restores drivability.
- HIGH QUALITY- Made of High Quality & Durable Material.Tested & certified to meet or exceed OEM quality standards.The price is only a small part of the dealer!
- FITMENT - Any Vehicle Using The Cummins 6.7L ISB Engine . 2008-2021 Dodge Ram 2500 3500 4500 5500 , 2008-2015 Ford F650 / F750 , 2008-2018 Blue Bird All American FE/RE, 2008-2018 Blue Bird Vision School Bus, 2012-2017 Freightliner 108SD, 2008-2019 Freightliner B2, 2008-2009 Freightliner Cargo/M2, 2008-2013 Freightliner M2 106, 2008-2017 Freightliner MB Line/MC Line, 2011-2014 Freightliner MCL, 2008-2018 Freightliner MT45, 2008-2017 Freightliner MT55.
$27.99
4
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

KOROP

6.7 Cummins Crankcase Ventilation Filter Replaces# CV52001 68002433AB 4936636 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter

KOROP

$26.59

$27.99
(5% Off)

More Details
Main highlights
- WARRANTY- This 6.7 CCV Filter comes complete with 6 Months warranty.Worry-Free Return And Refund Policy, Buy with Confidence!
- REPLACES# CV52001 , 68002433AA 68002433AB 68002433AC , 4936636 , 904-418
- REPLACEMENT Crankcase Ventilation Filter -restores drivability.
- HIGH QUALITY- Made of High Quality & Durable Material.Tested & certified to meet or exceed OEM quality standards.The price is only a small part of the dealer!
- FITMENT - Any Vehicle Using The Cummins 6.7L ISB Engine . 2008-2021 Dodge Ram 2500 3500 4500 5500 , 2008-2015 Ford F650 / F750 , 2008-2018 Blue Bird All American FE/RE, 2008-2018 Blue Bird Vision School Bus, 2012-2017 Freightliner 108SD, 2008-2019 Freightliner B2, 2008-2009 Freightliner Cargo/M2, 2008-2013 Freightliner M2 106, 2008-2017 Freightliner MB Line/MC Line, 2011-2014 Freightliner MCL, 2008-2018 Freightliner MT45, 2008-2017 Freightliner MT55.
$26.59
$27.99 (5% Off)
5

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

GM GENUINE PARTS

GM Genuine Parts 12655399 Positive Crankcase Ventilation (PCV) Valve

GM GENUINE PARTS

$13.56

More Details
Main highlights
- Offering the quality, reliability, and durability of GM OE
- Manufactured to GM OE specification for fit, form, and function
- GM-recommended replacement part for your GM vehicle’s original factory component
$13.56

Best crankcase parts - April 2026

URO Parts 06E103547AK Crankcase Vent Valve

Ensun Crankcase Vent Valve Oil Separator with Breather Hose Kit Set Compatible with N52 E90 E91 E60 E61 E85 E86

6.7 Cummins Crankcase Ventilation Filter Replaces# CV52001 68002433AB 4936636 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter

6.7 Cummins Crankcase Ventilation Filter Replaces# CV52001 68002433AB 4936636 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter

GM Genuine Parts 12655399 Positive Crankcase Ventilation (PCV) Valve

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