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Moroso Air-Oil Separator GM Truck 4.8/5.3/6.0L


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Moroso 85481
More than 10 available
Air-Oil Separator
  • 1999-2013 GM Truck 4.8/5.3/6.0L
  • 2003-2009 Hummer H2
  • Large Body
  • Free Shipping - Ships
    Save $20 off $200, $50 off $500, $100 off $1,000 Orders. Promo Code: SPRINGSAVINGS exclusions apply

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    85481 - Moroso Air & Oil Separator Tanks is rated 4.8 out of 5 by 5.
    Rated 5 out of 5 by from Amazing product Well worth the money, fit like factory product, does exactly what it's made for
    Date published: 2019-12-14
    Rated 5 out of 5 by from Great part Got the part on time! Package was wrapped up good!
    Date published: 2019-10-16
    Rated 5 out of 5 by from Just installed 500 MI on a very easy install. GMC 5.3 pickup.I went from 13 mi around town to 15+.Hi way from 18 to 22+.Did have the valve cover update last year .Installed separator and replaced plugs 1 & 7 found oil fouled.I will ck plugs at 1K and report.
    Date published: 2019-07-15
    Rated 5 out of 5 by from Easy to install. Quality parts. It works as advertised. I wish I bought this sooner. Drained and saw results after just 800 miles.
    Date published: 2015-11-07
    Rated 4 out of 5 by from LT Must Absolutely necessary if you have direct injection. The model listed for 2015+ Yukon Denali is wrong and will require significant modification to work. But it will work.
    Date published: 2018-04-13
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    Items You Need

    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.


    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.