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25% Off Online Orders of Select Hard Parts. Enter Promo Code MMJ25 in Cart.

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Receive Up To 25% Off Your Online Purchase Of Select Parts And Accessories

Use promotional codes MMJ25 (25% Off), MMJ20 (20% Off) or MMJ15 (15% Off) at checkout to receive the online discount on qualifying products.

Receive 10% Off Wagner branded brake parts with your online purchase. Use promotional code: WAGNER10.

Receive 10% Off Select Champion branded products with your online purchase. Use promotional code: CHAMP10.

Receive 10% Off Select FelPro branded products with your online purchase. Use promotional code: FELPRO10.

Offers not valid in combination with any other discounts, promotions or items already on sale. Not valid on gift cards, special orders, installed service merchandise, commercial or fleet purchases. Those products that are included in these offers will be displayed in product search results and product detail pages. Excludes select products, brands and MAP priced items. For full category inclusions and disclaimers, see details here. Valid online until 11:59 PM EST on 12/31/17.

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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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