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25% Off Select Parts and Accessories
Receive 25% Off Your Online or In-Store Purchase. Use promotional code MMJ25 at checkout to receive discount. Not valid in combination with any other discounts, promotions or items already on sale. Not valid on gift cards, special orders, installed merchandise, commercial or fleet purchases. Those products that are included will be displayed in product search results and product detail pages. INCLUDES the following categories: Starters, Alternators, Fuel Pumps, Radiators, Shocks & Struts, Chassis, CV Axles, Batteries, Ignition, Window Motors, Wipers, Appearance Chemicals, Car Wash Accessories, Floor Mats, Lift Equipment, Hand Tools, Headlamps and Bulbs. Excludes the following brands: Powerstop, Razor, Traxxas, Superchips, Hypertech, Edge, Bully Dog, Diablo, Edelbrock, Holley, NOS, Proform, Specialty Auto, Autometer, Accel, K&N, Kenwood, Pioneer, Sony, Thule, Thule Karrite, JVC, Flowmaster, Hurst, B&M, MSD, Moog, Wagner and BBK Performance. Valid online until 2:59 am EST on 5/1/17.

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Breathers are a part of your vehicles emission system. Breathers allow air movement between the atmosphere and the component it is installed in and relieves heat in the engine to increase performance.

What is a breather and how does it work

What is it?

  • Breathers are the other half of a crankcase emission system. A breather filter cleans the air that is drawn to the crankcase that is later let out by the PCV valve.

How Does it Work?

  • Breather filters usually are contained in a slot or small box that connects to the air box then to crankcase. They clean the air that travels through it.

How is it Made?

  • Most are a block or square of media material that is cut or formed.

Why Does it Fail?

  • Like most filters, type of duty impacts life or failure.
  • They can become clogged and need to changed 12 months or 12,000 miles.

What are the Symptoms of Failure?

  • Rough idle.
  • Tough starting.
  • Poor fuel economy.
  • Check engine light.

What are the Implications of Failure?

  • No start.
  • Engine failure.

How Difficult is the Install?

Difficulty Rating:

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