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Ultra1Plus SAE 25W-40 Synthetic Blend 4T Marine Engine Oil – NMMA FC-W Certified

$34.16
(8) Write a Review
SKU:
USB25404TFCW
UPC:
810050652995
Availability:
Usually ships in 24 hours

Product Description

Ultra1Plus™ SAE 25W-40 Synthetic Blend 4-Stroke Marine Engine Oil

Engineered for modern 4-stroke marine engines, Ultra1Plus™ SAE 25W-40 Synthetic Blend Marine Engine Oil delivers advanced wear protection, superior corrosion resistance, and dependable high-load performance in both saltwater and freshwater environments.

Formulated with a premium blend of synthetic and high-quality mineral base oils and powered by Ultra1Plus™ Marine Protection Technology, this high-performance marine lubricant is specifically designed to withstand the harsh operating conditions unique to marine engines, including high humidity, extended idling, heavy loads, fuel dilution, and continuous high-RPM operation.

Its advanced marine additive system provides outstanding protection against wear, oxidation, rust, corrosion, sludge formation, and thermal breakdown while maintaining excellent engine cleanliness and stable viscosity under extreme temperatures and demanding marine conditions.

Designed for recreational and commercial marine applications, U1P-Aqua SAE 25W-40 helps maximize engine reliability, smooth operation, and long engine life for outboard, inboard, sterndrive, and marine power systems.

Why Choose Ultra1Plus™ 25W-40 Marine Oil

  • Advanced Marine Wear Protection: Helps protect critical engine components against wear, friction, and heavy-load operation.
  • Superior Corrosion & Rust Defense: Provides exceptional protection against rust, corrosion, and moisture exposure in saltwater and freshwater environments.
  • Protection Against Fuel Dilution: Helps maintain viscosity stability and engine protection even under fuel dilution conditions common in marine engines.
  • Outstanding High-Temperature Stability: Maintains strong lubricant film protection during high-speed and high-load marine operation.
  • Excellent Cold & Hot Temperature Performance: Provides dependable lubrication and startup protection across a wide temperature range.
  • Enhanced Engine Cleanliness: Helps prevent sludge, varnish, and harmful deposits for cleaner and more efficient engine operation.
  • Reduced Internal Friction: Helps improve engine efficiency and power delivery while supporting longer engine life.
  • Heavy-Duty Marine Durability: Designed for both recreational boating and demanding commercial marine applications.

Applications

Recommended for:

  • 4-stroke marine engines
  • Outboard and inboard engines
  • Sterndrive marine applications
  • Saltwater and freshwater operation
  • Recreational and commercial marine equipment
  • High-load and high-speed marine environments

Specifications & Compatibility

  • Suitable for many 4-stroke marine engine applications requiring SAE 25W-40 viscosity
  • Designed for marine engines operating under severe temperature and load conditions

Manufacture ID: UL419

Ultra1Plus™ can export products worldwide. Products available for larger purchases, truckloads and pallets, please CONTACT US

WHAT DOES IT MEAN WHEN A PRODUCT IS "UNAVAILABLE"?

Safety Data Sheets & Product Information:

  
ENGLISH: 
 
download-4529913.png Technical Data Sheet
 
download-4529913.png

SDS

 
download-4529913.png

U1P-Aqua (Product Catalog)

 
SPANISH:
 
download-4529913.png Technical Data Sheet
 
download-4529913.png SDS
 
pngegg.jpg WARNING: California Proposition 65 www.p65warnings.ca.gov
  
Applications: Use in all brands of high-horsepower gasoline-fueled four-stroke inboards, outboards, Stern Drive/Inboard and personal watercraft that require any of the specifications listed below, including those made by Mercury and Mercruiser and FC-W Catalyst compatible.
 
Handling:
 
  • Avoid extremes of temperature.
  • Product in cardboard cartons must be stored under cover and away from damp conditions.
  • Drums (barrels) should be stored under cover if possible.
  • If drums must be stored outside, then lay them on their side to prevent water collecting around the bungs.
 
Notes:
 
  • SAE 25W-40 Synthetic Blend 4T Marine Engine Oil is available in bulk quantities at substantial savings. Use of bulk oil products is environmentally proactive.
  • Always check your owner's manual for the manufacturer's recommended oil viscosity grade, API service classification and any builder approval.
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Aditional information

Vehicle Type:
Marine
Manufacture ID:
UL419
Class:
U1P-Aqua
Applications:
Motor Oil
Base Type:
Synthetic Blend
Fuel Type:
Gasoline
Engine Type:
4T
Specifications:
FC-W
SAE Viscosity Grade:
25W-40
Viscosity Grade:
25W-40
Appearance:
Amber Transparent Liquid
Viscosity @ 40°C, cSt, ASTM D445:
139.8
Viscosity @ 100°C, cSt, ASTM D445:
15.5
Viscosity Index, ASTM D2270:
115
Flash Point, °C, ASTM D92:
446 (230)
Pour Point, °C, ASTM D97:
-18.4 (-28)
TBN, mgKOH/g, ASTM D2896:
7.5
Suitable for Use:
API SM

Reviews

  • 5
    25-40 oil

    Posted by David James on Oct 31st 2022

    Supposedly meets same specs as Mercury oil but at a reduced price. Order filled and shipped very quickly.

  • 4
    25W-40 engine oil

    Posted by Mark Banks on Jan 11th 2022

    good price on time delivery

  • 5
    Perfect for Mercury 60hp 4 stroke

    Posted by Michael S Brown on Nov 17th 2020

    Exactly as stated and just right amount for motor

  • 5
    Good quality

    Posted by Brad B on Oct 11th 2020

    It does what I need at a good Price.

  • 4
    Ultra1 Plus SAE 25W-40 Engine Oil Review

    Posted by Ken M on Sep 19th 2020

    Fast shipping, good product quality. It will be perfect, if the sale price can come down a dollar or two.

  • 5
    great seller, good product

    Posted by David Carney on Jun 7th 2020

    good product, Thanks

  • 5
    Awesome!!!

    Posted by jeffrey lievens on Apr 10th 2020

    Excellent!!!

  • 5
    Arrived on time in good shape.

    Posted by Amazon Customer on Jan 12th 2020

    Yup it's oil...