Cutaway R1 no2

Not just another dress-up PCV Valve!

The aftermarket’s first PCV (Positive Crankcase Ventilation) Valve designed for the street performance, hot rod, street rod and muscle car enthusiast.

Patented design (US Pat. No. 9,376,945) features CNC machined internal passages and completely redesigned flow path specifically for high performance applications.

Airflow is completely adjustable, and can be set to accommodate a wide variety of engine combinations.


Check out our Customer’s Rides page!

From street rods to muscle cars, our customers are using their Dual Flow PCV Valves on a wide variety of applications.  Click here to read more.

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Dual Flow PCV Valve Featured in Hemmings Muscle Machines

Technical editor Ray Bohacz wrote an excellent article in the HMM Garage section of Hemmings Muscle Machines outlining the need for a proper PCV system.  Ray also outlines how ME Wagner’s Dual Flow PCV valve is different, and how it can benefit high performance applications.  You can read the article in its entirety here.  (Posted with permission from Ray Bohacz)

HMM Jan 2015 MEWagner Article


Press / Media Coverage

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M/E Wagner Performance has been featured in numerous automotive publications, including Hemmings Muscle Machines, Street Rodder, Power and Performance News, and others.

Click here for a full overview of our press and media coverage.



High Performance PCV Valve Shootout

Flow testing results are in!

Click here for more details.


PCV Baffle Study - Click HerePCV Baffle Design vs. Oil Consumption Study results are now posted.

Is your vehicle consuming oil through the PCV system? Click here to learn out more about PCV baffle design basics.


Inline adaptor now available

Enables installation in applications where the PCV is not mounted in the valve cover.

Click here for details.


For more product information, use the website navigation menu or click here.
See it in action on our videos page.

DF-17 Dual Flow PCV Valve

Features patented Dual Flow technology (US Pat. No. 9,376,945).


Dual Flow PCV Valve Purchase Includes:
(1) Dual Flow PCV Valve
(1) Printed Shop Manual
(1) 3/32″ Allen wrench
(1) 1/8″ Allen wrench
(1) Low vacuum spring
(1) High vacuum spring
(1) Stainless steel cross passage plug (spare)
(1) Cross passage vacuum gauge fitting
Note – a vacuum gauge is required for tuning and is not included.

Try it risk free for 30 days: We’re so sure you’ll be impressed by the quality and functionality of our product, we offer a 30 day return policy. Simply pay the return shipping and we’ll issue a full refund – no questions asked.  Read our full return policy here.

For information about dealer / professional discounts contact sales@mewagner.com.

To order by phone, call 570-899-4544 from 10AM – 5PM EST Mon-Fri.