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Prime Guard QUIK866340Q03 Marine Spin-On Oil Filter for MerCruiser Sterndrive and Inboard Engines

Manufacturer

Prime Guard

<h3>Precision Filtration for Every Vehicle</h3> <p>Prime Guard has established itself as a trusted name in automotive filtration, delivering comprehensive protection for engines and vehicle systems across passenger cars, light trucks, and heavy-duty applications. With decades of expertise in filter engineering and manufacturing, the brand focuses on providing dependable filtration solutions that meet the demanding requirements of modern vehicles while offering exceptional value to both professional technicians and DIY enthusiasts.</p> <h3>Comprehensive Filter Coverage</h3> <p>Prime Guard offers one of the industry's most complete lines of oil, air, fuel, and transmission filters for cars and trucks, ensuring that vehicle owners can find the right filtration solution regardless of make or model. The brand's extensive application coverage spans domestic and import vehicles, from economy cars to performance vehicles, and from gasoline engines to diesel powerplants. Prime Guard Filters are manufactured to high quality standards in accordance with Society of Automotive Engineers (SAE) and International Organization for Standardization (ISO) test procedures, providing confidence that each filter meets rigorous industry benchmarks.</p> <h3>Engineered for Performance and Protection</h3> <p>What sets Prime Guard apart is the engineering philosophy behind every filter. Prime Guard filters are designed to meet recommended oil change intervals, tested for quality fit and function, with media designed for maximum efficiency and capacity. This attention to engineering detail ensures that filters not only install correctly but also perform optimally throughout their service life. The filtration media in Prime Guard products balances dirt-holding capacity with flow characteristics, protecting engines from harmful contaminants while maintaining proper system pressure and flow rates.</p> <h3>Quality You Can Trust</h3> <p>With precision engineering and a focus on putting customers first, Prime Guard ensures superior performance, reliability, and value for every mile. The brand's commitment to quality extends from product design through manufacturing, with filters engineered to deliver consistent filtration efficiency that protects critical engine components from premature wear. Whether you're performing routine maintenance on a daily driver or servicing a fleet vehicle, Prime Guard filters provide the protection modern engines need to achieve their designed service life.</p> <p>For professional installers and service centers, Prime Guard represents a filtration solution that delivers OE-quality performance at a competitive price point, making it easier to provide customers with reliable protection without compromise. The brand's broad application coverage and consistent availability make it a practical choice for shops that need dependable parts in stock when customers need them.</p>

Part Number

QUIK866340Q03
08/26/2036 7:29 PM
Sale Price

$9,999.99

In Stock (10+)

delivery box

Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Prime Guard QUIK866340Q03 is an aftermarket replacement spin-on oil filter engineered to cross-reference OEM part number 866340Q03 for MerCruiser sterndrive and inboard engines. Designed for the demanding marine environment, this filter delivers reliable engine protection during every oil change interval.

Key Features:

  • Spin-on canister design for straightforward installation and removal
  • Anti-drain back valve helps ensure immediate lubrication at startup and prevents dry starts
  • High-efficiency filter media removes harmful contaminants and fine particles from engine oil
  • Heavy-duty metal shell construction with corrosion-resistant finish suited for saltwater and marine environments
  • Manufactured to meet fit, form, and function requirements per SAE and ISO test procedures

Compatibility: Fits MerCruiser sterndrive and inboard engines, including Mercury Marine-made 4.5L and 6.2L engines. Not intended for V6 engines with the oil filter mounted directly on the engine block.

Cross-Reference / OEM Part Number: 866340Q03, 35-866340Q03

Prime Guard filters are leak tested and built with quality components including a bypass valve, relief spring, support tube, anti-drain valve, sealing ring, and plastisol-sealed end caps with nitrile gaskets — delivering dependable protection for your marine engine season after season.

Great service!

Simple quick and easy

Great service and fast delivery service. Ill order from again. Thanks

Shipping was fast and received tires in a couple of days. Great prices also.

The only issue was the shipping straps on both shocks were broken on one end only! Made it more difficult to install! But for the price I can't complain much! Thanks

Just as described. Fast service

Good experience. My tires were exactly what I ordered and I got a great deal.

Great price

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