
Construction Contractors And Infrastructure
Construction Contractors And Infrastructure brings lubrication into a practical operating question: how do you keep a particular asset ready for the work it actually performs? Here the context is machines moving from one project to another. The useful starting point is earthmoving machinery, work trucks and portable power units, not a favorite viscosity copied from another machine. This guide helps organize product selection, service timing and recordkeeping without pretending that a page title identifies an engine. Begin by deciding who will build the service package around the particular machine arriving on site. That small piece of preparation makes the technical information much easier to use.
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Diesel maintenance learning library
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How dirt reaches machinery during routine work — Construction Contractors And Infrastructure
Airborne debris is not only a housekeeping problem. An engine relies on its intake filtration system to keep much of the surrounding material out of the air it consumes. Lubrication systems also have vulnerable moments when caps are removed or fluid is transferred. Dirt on a container opening or an unclean transfer hose can bypass the protection expected from normal operating filtration. The relevant equipment here includes earthmoving machinery, work trucks and portable power units. Its working pattern involves machines moving from one project to another. That makes the physical distinction above useful when comparing this operation with a superficially similar machine: the business category describes the job, while the installed systems determine which lubrication processes are actually involved.
For dusty work, keep filtration condition and fluid handling in the same discussion. Follow the equipment instructions for checking or servicing intake components; repeated opening merely to look inside can itself create an opportunity for contamination. Keep clean supplies covered and distinguish new fluid from used fluid. An unusual analysis result should be investigated with the intake and sampling history rather than immediately blamed on the oil brand. The point for construction contractors and infrastructure is to explain the mechanism before making a service or product decision.
What matters when maintaining construction contractors and infrastructure
This is important for earthmoving machinery, work trucks and portable power units, which may contain several unrelated lubricant applications. Engine oil, transmission fluid, axle lubricant, hydraulic oil and grease should not be treated as interchangeable categories. For construction contractors and infrastructure, put the destination component next to every product on the work order. If an installed engine or attachment has changed, revisit the selection before repeating the previous purchase. A historical invoice is helpful context, not automatic proof of present suitability.
Choosing suitable fluids for construction contractors and infrastructure
A service history becomes more useful when it records the work performed as well as the date. Note relevant operating measures and changes of assignment. In machines moving from one project to another, the use pattern may include more than the distance shown on an odometer. Use the measures and maintenance categories specified for the actual equipment rather than inventing a conversion between mileage and hours.
The service planner helps you compare your documented mileage, hour and calendar limits. Enter only the limits that apply, and treat a projected date as an estimate based on the operating rate you supplied. For this subject, a project handover can hide a change in engine, attachment or duty. Review the plan when a route, season, operator group or assignment changes. A calculator can organize the arithmetic, but the equipment documentation and responsible maintenance process still determine which service instructions apply.
What a filter can and cannot tell you in this application
A filter is selected for a particular application and must perform within that system's design. Physical fit is only one part of the choice. Engine oil, hydraulic and fuel filters serve different circuits, and the correct replacement must be identified for its destination. A familiar thread or similar canister does not establish equivalent filtration behavior. For construction contractors and infrastructure, this is a separate question from identifying the correct product for earthmoving machinery, work trucks and portable power units.
Filtration also does not reset the chemistry of oil that has already been in service. A filter can capture material within its designed capability, but it does not automatically restore additives, correct every form of contamination or authorize a longer oil interval. Treat oil condition, filter replacement and the underlying source of contamination as connected questions. When troubleshooting, record the installed filter identity along with the fluid information. In construction contractors and infrastructure, this distinction helps separate the condition being investigated from the product being considered.
How the work pattern affects construction contractors and infrastructure
Where an oil-analysis program is appropriate, consistency matters. Follow the sampling instructions, use a traceable label and include oil hours or makeup oil when known. For construction contractors and infrastructure, the useful question is how the new information relates to the existing asset history. A single report does not justify a universal change to the entire fleet. Give the responsible technical contact enough context to decide whether further investigation, a service action or a revised sampling plan is warranted.
Putting the technical details to work: construction contractors and infrastructure
In machines moving from one project to another, several crews may draw supplies without sharing the same equipment knowledge. A component-based product list helps them ask the right question. The recurring issue is that a project handover can hide a change in engine, attachment or duty. Address it with clear asset references and a process for exceptions rather than a blanket rule to use one oil everywhere. Combining orders can simplify purchasing only after the individual requirements have been confirmed and the quantities make sense for the work ahead.
A practical next step for construction contractors and infrastructure
For construction contractors and infrastructure, your next practical step is to build the service package around the particular machine arriving on site. Bring the equipment record, its current requirement and the intended order to that discussion. A sound lubrication process is not defined by how confidently someone names an oil. It is defined by whether the product, destination component and maintenance decision can be explained and checked against reliable information when the next person needs to use them.
Maintenance products to explore for Construction Contractors And Infrastructure
These cards cover lubrication and maintenance product types for the engines, components and supporting equipment discussed on this page. Compare alternatives against your exact application; a vehicle-type label alone does not establish fitment.
Start with the job. Confirm the exact application.
Possible application: these are product types to investigate for this vehicle or equipment group. The cards do not confirm compatibility with your individual machine.
Verified fitment: requires a match to your exact year, make, model, engine and installed component in a current application guide or manufacturer documentation. No card on this page is labeled as verified fitment.
Before ordering, identify the component, compare its required lubricant specification and viscosity or exact filter part number, and check capacity and service instructions. For modified equipment, identify the components actually installed.
76 products and 20 filter families to explore. Cards link to product details and available package choices.
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Use these guides to compare product families and requirements. Your exact engine or component still controls selection.
No matching products in this guide. Try a broader name or product code.
Change engine oil
Diesel Oil
Engine-oil alternatives: compare the exact viscosity, emissions-system requirements and performance specification. These grades are alternatives, not a list to use together.
Possible application — verify requirements

AMSOIL Signature Series 15W-40 100% Synthetic Max-Duty Diesel Oil
Product Code : DMEQT-EA
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AMSOIL Signature Series 5W-40 100% Synthetic Max-Duty Diesel Oil
Product Code : DEOQT-EA
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AMSOIL Signature Series 0W-40 100% Synthetic Max-Duty Diesel Oil
Product Code : DZFQT-EA
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AMSOIL Signature Series 5W-30 100% Synthetic Max-Duty Diesel Oil
Product Code : DHDQT-EA
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AMSOIL Signature Series 10W-30 100% Synthetic Max-Duty Diesel Oil
Product Code : DTTQT-EA
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AMSOIL 15W-40 Heavy-Duty 100% Synthetic Diesel Oil
Product Code : ADPQT-EA
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AMSOIL 5W-40 Heavy-Duty 100% Synthetic Diesel Oil
Product Code : ADOQT-EA
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AMSOIL 10W-30 Heavy-Duty 100% Synthetic Diesel Oil
Product Code : ADNQT-EA
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AMSOIL 0W-20 100% Synthetic Diesel Oil
Product Code : DP020QT-EA
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AMSOIL 5W-30 100% Synthetic Diesel Oil
Product Code : DP530QT-EA
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AMSOIL 15W-40 Heavy-Duty Diesel and Marine Oil
Product Code : AMEQT-EA
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Freedom Series 5W-40 100% Synthetic Diesel Oil
Product Code : FD540QT-EA
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Freedom Series 10W-30 100% Synthetic Diesel Oil
Product Code : FD1030QT-EA
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Freedom Series 15W-40 100% Synthetic Diesel Oil
Product Code : FD1540QT-EA
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AMSOIL 15W-40 Commercial Grade Diesel Oil
Product Code : SBDF1G-EA
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AMSOIL 10W-30 Commercial-Grade Diesel Oil
Product Code : SBDT1G-EA
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VIEW DETAILSReplace filters
Filters
Select the exact part number using the equipment details and current application guide.
Possible application — verify requirements

Filter Wrench (76 mm) — GA251
Product Code : GA251-EA
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Filter Wrench (93 mm) — GA252
Product Code : GA252-EA
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Filter Wrench (74 mm) — GA258
Product Code : GA258-EA
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Filter Wrench (64 mm) — GA248
Product Code : GA248-EA
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Filter Wrench (65-67 MM) — GA255
Product Code : GA255-EA
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VIEW DETAILSOil, air, fuel and component filter families
Browse the families offered through AMSOIL. A family card is a route to application choices, not confirmation that any particular filter fits. Use the current lookup before ordering.
Possible application — verify requirements
AMSOIL Oil Filter
41 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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AMSOIL Heavy-Duty Oil Filter
5 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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AMSOIL SDF88 Oil Filter
1 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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WIX XP Oil Filter
11 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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WIX Oil Filter
155 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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Donaldson Blue Oil Filter
11 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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Donaldson P-Series Lube Filter
61 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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WIX Air Filter
112 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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Donaldson Blue Heavy Duty Air Filters
6 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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Donaldson P-Series Heavy Duty Air Filters
31 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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AMSOIL Bypass Oil Filter
1 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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WIX Bypass Oil Filter
1 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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WIX Cabin Air Filters
25 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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Donaldson P-Series Heavy Duty Coolant Filters
3 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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WIX Crankcase Filter
1 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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WIX Fuel Filters
30 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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Donaldson P-Series Heavy Duty Fuel Filters
65 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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Donaldson P-Series Heavy-Duty Hydraulic Filters
16 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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WIX Transmission Filter
24 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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Donaldson P-Series Transmission Filters
1 part-number choices · Verify application
Product-family example shown. Select the correct part number for your equipment.
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VIEW DETAILSService hydraulic systems
Hydraulic Oil
For a hydraulic or tractor transmission system requiring the stated specification. Industrial hydraulic oil and tractor hydraulic/transmission fluid are different product types.
Possible application — verify requirements

AMSOIL 5W-30 100% Synthetic Tractor Hydraulic/Transmission Oil
Product Code : ATHQT-EA
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AMSOIL ISO 22 100% Synthetic Anti-Wear Hydraulic Oil
Product Code : AWG05-EA
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AMSOIL ISO 32 100% Synthetic Anti-Wear Hydraulic Oil
Product Code : AWH05-EA
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AMSOIL ISO 46 100% Synthetic Anti-Wear Hydraulic Oil
Product Code : AWI05-EA
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AMSOIL ISO 22 100% Synthetic Multi-Viscosity Hydraulic Oil
Product Code : HVG05-EA
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AMSOIL ISO 32 100% Synthetic Multi-Viscosity Hydraulic Oil
Product Code : HVH05-EA
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AMSOIL ISO 46 100% Synthetic Multi-Viscosity Hydraulic Oil
Product Code : HVI05-EA
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AMSOIL ISO 68 100% Synthetic Multi-Viscosity Hydraulic Oil
Product Code : HVJ05-EA
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AMSOIL ISO 32 Commercial-Grade Hydraulic Oil
Product Code : HCG32TP-EA
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AMSOIL ISO 46 Commercial-Grade Hydraulic Oil
Product Code : HCG46TP-EA
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AMSOIL ISO 68 Commercial-Grade Hydraulic Oil
Product Code : HCG68TP-EA
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AMSOIL Commercial-Grade Tractor Hydraulic-Transmission Oil
Product Code : TCGSBTP-EA
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AMSOIL ISO 46 100% Synthetic Biodegradable Hydraulic Oil
Product Code : BHO05-EA
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VIEW DETAILSLubricate grease points
Grease
Choose by the grease point, load, speed, exposure and existing lubricant compatibility. Specialty greases apply only where specified.
Possible application — verify requirements

AMSOIL Synthetic Multi-Purpose Grease
Product Code : GLCCR-EA
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AMSOIL Synthetic Water-Resistant Grease
Product Code : GWRCR-EA
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AMSOIL NLGI #1 Synthetic Polymeric Truck, Chassis and Equipment Grease
Product Code : GPTR1CR-EA
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AMSOIL NLGI #2 Synthetic Polymeric Truck, Chassis and Equipment Grease
Product Code : GPTR2CR-EA
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AMSOIL NLGI #1 Synthetic Polymeric Off-Road Grease
Product Code : GPOR1CR-EA
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AMSOIL NLGI #2 Synthetic Polymeric Off-Road Grease
Product Code : GPOR2CR-EA
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AMSOIL Synthetic High-Viscosity Lithium-Complex Grease
Product Code : GVCCR-EA
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AMSOIL Synthetic EP #00 Grease
Product Code : GSF35-EA
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AMSOIL Spray Grease
Product Code : GSPSC-EA
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VIEW DETAILSService transmissions and axles
Transmission Fluid
For the transmission or related drive actually installed. Automatic, manual, dual-clutch, powershift and hydrostatic fluids serve different applications.
Possible application — verify requirements

AMSOIL SAE 10W 100% Synthetic Powershift Transmission Fluid
Product Code : CTG05-EA
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AMSOIL SAE 30 100% Synthetic Powershift Transmission Fluid
Product Code : CTJ05-EA
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AMSOIL SAE 50 100% Synthetic Powershift Transmission Fluid
Product Code : CTL05-EA
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AMSOIL SAE 50 Long Life 100% Synthetic Transmission Oil
Product Code : FTF1G-EA
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AMSOIL 20W-50 100% Synthetic Hydrostatic Transmission Fluid
Product Code : AHFQT-EA
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VIEW DETAILSGear Oil
For fitted axles, reduction drives or gearboxes that specify this fluid type. Check viscosity and friction requirements.
Possible application — verify requirements

AMSOIL SEVERE GEAR 75W-90 100% Synthetic Gear Lube
Product Code : SVGPK-EA
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AMSOIL SEVERE GEAR 75W-85 100% Synthetic Gear Lube
Product Code : SVLPK-EA
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AMSOIL SEVERE GEAR 75W-110 100% Synthetic Gear Lube
Product Code : SVTPK-EA
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AMSOIL SEVERE GEAR 75W-140 100% Synthetic Gear Lube
Product Code : SVOPK-EA
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AMSOIL SEVERE GEAR 80W-90 100% Synthetic Gear Lube
Product Code : AGLPK-EA
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AMSOIL 75W-90 Long Life 100% Synthetic Gear Lube
Product Code : FGRQT-EA
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AMSOIL 80W-140 Long Life 100% Synthetic Gear Lube
Product Code : FGO05-EA
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AMSOIL Slip Lock Differential Additive
Product Code : ADATB-EA
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VIEW DETAILSCare for diesel fuel
Fuel Additives
Diesel-fuel treatments for the purpose stated on each label. Follow the label and equipment guidance; additives do not replace repairs.
Possible application — verify requirements

AMSOIL Diesel 4-IN-1 Fuel Additive
Product Code : ADBPCN-EA
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AMSOIL Diesel Injector Clean Fuel Additive
Product Code : ADFPCN-EA
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AMSOIL Diesel Cetane Boost Fuel Additive
Product Code : ACBCN-EA
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AMSOIL Diesel Cold Flow Fuel Additive
Product Code : ADDCN-EA
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AMSOIL Diesel Recovery Fuel Treatment
Product Code : DRCQT-EA
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AMSOIL Diesel Injector Clean + Cetane Boost Fuel Additive
Product Code : ADSPCN-EA
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VIEW DETAILSService the cooling system
Antifreeze/Coolant
Match coolant chemistry and equipment requirements before mixing or filling.
Possible application — verify requirements

AMSOIL Propylene Glycol Antifreeze and Engine Coolant
Product Code : ANT1G-EA
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AMSOIL Heavy-Duty Antifreeze & Coolant
Product Code : ANTHD1G-EA
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VIEW DETAILSClean and protect
Cleaners & Protectants
Maintenance and protection products for label-approved components and surfaces.
Possible application — verify requirements

AMSOIL MP Metal Protector
Product Code : AMP4SC-EA
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AMSOIL Heavy-Duty Metal Protector
Product Code : AMHSC-EA
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AMSOIL Brake and Parts Cleaner
Product Code : BPCSC-EA
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AMSOIL Silicone Spray
Product Code : ALSSP-EA
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AMSOIL Mudslinger Mud and Dirt Repellent
Product Code : AMSSC-EA
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AMSOIL Glass Cleaner
Product Code : AGCSC-EA
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AMSOIL Engine Degreaser
Product Code : AEDSC-EA
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AMSOIL Heavy-Duty Degreaser
Product Code : ADGSC-EA
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AMSOIL Non-Chlorinated Brake and Parts Cleaner
Product Code : NCBCSC-EA
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VIEW DETAILSExplore optional bypass filtration
Bypass Oil Filtration Systems & Mounts
Optional aftermarket filtration systems. Verify engine, model-year and installation compatibility; a universal name does not mean a direct fit. Replacement parts must match the installed system.
Possible application — verify requirements

AMSOIL Universal Single-Remote Bypass System
Product Code : BMK21-EA
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AMSOIL Universal Dual-Remote Bypass System
Product Code : BMK23-EA
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AMSOIL DUAL-GARD Bypass System
Product Code : BMK22-EA
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Bypass system replacement parts & sampling accessories
52 catalog choices · Match the installed system
Choose replacement parts from the exact bypass kit instructions. Fittings, adapter sizes and sampling hardware are not universal.
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VIEW DETAILSQuestions to take into your next service
Does this page specify one oil for every construction contractors and infrastructure application?
No. Identify the actual engine and component, then match its documented specification and operating instructions to the current product information.
What should I bring when asking for product guidance?
Bring the equipment identity, the required specification, the intended service and the relevant operating record. For this application, also explain machines moving from one project to another.
A purchasing route that fits your use
Choose products for the equipment first, then compare purchasing options. If you maintain personal vehicles, explore Preferred Customer membership. If your company consumes products in its own equipment, review Commercial Account eligibility. Stores, installers and independent sales businesses have separate programs.
Explore AMSOIL Commercial Account →Compare all five accounts →For help, tell Kyle Holdridge the equipment, component, required specification and how it is used. That gives the conversation a clear starting point.
Ask Kyle ↗Learn from the original sources
- AMSOIL: understanding engine-oil specifications ↗
- AMSOIL: collecting and interpreting an oil sample ↗
- Caterpillar: finding operation and maintenance information ↗
- AMSOIL: how engine oil functions and viscosity works ↗
Source list compiled October 21, 2026. This date does not represent a new technical review of every claim. Planning examples explain a method; actual product requirements and service limits come from the exact equipment documentation.

AUTO
BIKE
ATV
UTV
SLED
BOAT
PWC
SEMI


