Best High Mileage Oil Additive - April 2024

STP High Mileage Oil Treatment + Stop Leak (15 fl. oz.)

This high-viscosity formula, complete with anti wear agent ZDDP, is specially formulated to help fight metal-to-metal friction by providing a thicker cushion between moving engine parts.

• ASIN: B00D8OFQUE
• UPC: 071153785953
• ASIN: B00D8OFQUE
• Brand: STP
• Size: 15 fl. oz
• Manufacturer: STP

LUCAS OIL 10118 1 quart High Mileage Oil Stabilizer

Rejuvenates seals and gaskets. Helps stop leaks, noise and smoking. Contains zinc anti-wear agent ZDDP.

• ASIN: B075P8VVTJ
• UPC: 049807101183
• ASIN: B075P8VVTJ
• Brand: Lucas
• Size: 1 quart
• Manufacturer: LUCAS OIL

Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce

Slick 50 Recharged High Mileage Engine Treatment propriety ZDDP formulation is built from a base of fully formulated multi-grade motor oil that meets ILSAC GF5 motor oil specifications for high mileage engines. Unlike some oil additives Slick 50 will not dilute the additives already in your motor oil.This product is dispensed in 10W-30 which is a multi-grade oil but is fully compatible with all multi grade motor oils and mono grade oils. It is fully compatible with all conventional, semi-synthetic and full synthetic oil types.

• ASIN: B00CJ3KIEY
• UPC: 027104500021
• ASIN: B00CJ3KIEY
• Brand: Slick 50
• Size: 15 Ounce
• Manufacturer: Slick 50

Marvel Mystery Oil 50665 Ultimate Fuel and Motor Treatment - 12 oz.

Marvel Ultimate Fuel & Motor Treatment delivers superior cleaning, lubrication and stabilization inside your engine to enhance compression and power. Designed for today's most advanced systems including direct injection (GDI) and hybrids, Marvel Ultimate is also ideal for high mileage vehicles and for preventative maintenance. Marvel Ultimate should be added to fuel or used in the crankcase in oil; specially formulated even for use in synthetic oil and with most advanced fuels including Top Tier, ethanol blends, and biodiesels.

• ASIN: B06XDPZ1F1
• UPC: 077874506655
• ASIN: B06XDPZ1F1
• Brand: Marvel Mystery Oil
• Size: Ultimate Fuel and Motor Treatment
• Manufacturer: Marvel Mystery Oil

TriboTEX Nano Oil Additive Car Engine Treatment: Add to Engine Lube - Makes High Mileage Cars Like New with a Synthetic Material (Treats One Regular Car, Truck, Tractor or Small Diesel)

TriboTEX is a synthetic nanomaterial that reverses wear in your engine. Using TriboTEX reduces your cars fuel consumption, prolongs the life of your engine and protects the environment by reducing CO2 emissions. TriboTEX is a revolutionary breakthrough in engine coating technology. Conceptually the technology is straight forward. The material science however is quite sophisticated; engineered, synthetic nanosheets are designed to be slick on one side and sticky on the other. During normal engine operation, when added to oil, these nanosheets attach to metal surfaces (sticky side down), particl... [Read More]

• ASIN: B076YJ27VG
• UPC: 856221006006
• ASIN: B076YJ27VG
• Brand: TriboTEX
• Manufacturer: TriboTEX LLC

Castrol 03102 GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 Quart

As vehicles age, they change and some of these changes can result in costly repairs or replacement. Catalytic converter failure is one of the most common – and costliest – problems faced by higher mileage vehicles. The phosphorus in all motor oil anti-wear packages is also an industry recognized catalyst poison. Castrol GTX High Mileage is specially formulated with less phosphorus than other leading oils, replacing it with advanced technology invented and patented by Castrol that helps prevent catalytic converter and emission system failure and delivers unsurpassed protection against slud... [Read More]

• ASIN: B00GSQ8MSC
• UPC: 079191231029
• ASIN: B00GSQ8MSC
• Brand: Castrol
• Size: 5 Quart
• Manufacturer: Castrol

Royal Purple ROY11748 HMX SAE 5W-30 High-Mileage Synthetic Motor Oil - 5 qt.

Royal Purple HMX SAE 5W-30 High-Mileage Synthetic Motor Oil, 5 quart is specifically designed to minimize wear and restore lost performance in engines with more than 75,000 miles. Formulated with robust zinc/phosphorus anti-wear compounds combined with Royal Purple's proprietary additive technology Synerlec, HMX is chemically enhanced to revitalize hardened seals, reducing oil consumption common in high-mileage engines. In addition, HMX is fortified with stout detergents to remove engine build-up and deposits, maintain cleanliness and promote engine longevity. The advanced Synerlec technology ... [Read More]

• ASIN: B00G3BRNVY
• UPC: 641330117480
• ASIN: B00G3BRNVY
• Brand: Royal Purple
• Size: 5 Quart, (Single Unit)
• Manufacturer: Royal Purple

Pennzoil Platinum High Mileage Full Synthetic 5W-30 Motor Oil for Vehicles Over 75K Miles (5-Quart, Single-Pack)

Pennzoil Platinum full synthetic SAE 5W-30 motor oil is uniquely engineered from our revolutionary PurePlus gas-to-liquid technology, which is a patented process that converts pure natural gas into a high quality, full synthetic base oil. Our high quality base oil is 99.5% pure, contains fewer impurities than base oils made from crude oil, and when combined with our advanced additive technology creates one of the best formulations in our Pennzoil portfolio. Pennzoil Platinum full synthetic SAE 5W-30 motor oil is licensed and meets the vehicle warranty requirements of GM’s dexos 1 Gen 2 speci... [Read More]

• ASIN: B01MF97JE5
• UPC: 071611365536
• ASIN: B01MF97JE5
• Brand: Pennzoil
• Size: 5 Quart
• Manufacturer: Pennzoil

Hy-Per Lube HPL201 High Performance Oil Supplement - 32 oz.

Hy-Per Lube Oil Supplement improves the performance of any motor oil 4 ways: 1) HIGH FILM STRENGTH: Over 75% of engine wear occurs during the first few seconds of starting your engine. This is called dry or cold start wear. Hy-Per Lube Oil Supplement provides complete protection against start-up wear by leaving a protective lubricant film on all internal engine parts even after long periods of shut down. When used in high mileage engines, Hyper lube will restore performance and fuel economy by better sealing piston rings and valve guides. Compression is restored and oil consumption is reduced.... [Read More]

• ASIN: B07FH5JMCM
• UPC: 083136816134
• ASIN: B07FH5JMCM
• Brand: Hy-Per Lube
• Size: 1 Quart
• Manufacturer: Hy-Per Lube

Prolong Super Lubricants PSL11000 Engine Treatment - 12 oz.

Prolong Super Lubricants PSL11000 Engine Treatment - 12-Ounce Bottle is formulated with AFMT advanced technology. It is engineered to treat the metal surfaces of both gasoline and diesel fueled engines. As motor oil is pumped through the engine, Prolong Engine Treatment molecules interact with the metal surfaces they chemically bond to create a protective layer that reduces damaging friction and heat. Temperature reduction is extraordinarily important in current models of smaller import and compact engines that are known to run hot. Prolong Engine Treatment is particularly effective under extr... [Read More]

• ASIN: B002MGYWI6
• UPC: 607712110005
• ASIN: B002MGYWI6
• Brand: Prolong Super Lubricants
• Size: 12-Ounce
• Manufacturer: Prolong Super Lubricants

Lucas Oil 10977 HIGH Mileage Fuel TREATME

High Mileage Fuel Treatment5.25oz. Bottle

• ASIN: B01CVL1HHU
• UPC: 049807109776
• ASIN: B01CVL1HHU
• Brand: Lucas Oil
• Size: Quantity 1
• Manufacturer: LUCAS OIL

Marvel Mystery Oil MM12R - 16 oz. (Pack of 2)

Unlike some products that simply burn up and billow out your car's tailpipe, Marvel Mystery Oil offers long lasting protection to your car's hard working engine, by cleaning and adding a lubricating layer unparalleled by the other so called "fuel and motor treatments". add Marvel to your gas tank to restore engine performance. Added to gas it cleans and lubricates fuel injectors and carburetors, improves gasoline mileage, extends spark plug life, reduces and prevents varnish and gum build-up. Added to oil it prevents valve sticking and clatter, fortifies properties of engine oil, prevents brea... [Read More]

• ASIN: B0725JQXKS
• UPC: 077874507218
• ASIN: B0725JQXKS
• Brand: Marvel Mystery Oil
• Size: 16 oz. (2-Pack)
• Manufacturer: Marvel Mystery Oil

Lucas Oil 10001 32 Ounce Oil Stabilizer

A pure petroleum multi-use oil supplement. Controls noise, heat and wear in manual transmissions and differentials. Number one in the heavy duty and high performance industries. Lucas Oil Stabilizer is a 100 percent petroleum product formulated to eliminate dry starts and reduce friction, heat and wear in any type of engine. It allows motor oils a higher degree of lubricity which reduces oil consumption and operating temperatures. Use Lucas Oil Stabilizer in gear oil to stop leaks, reduce operating temperatures and increase the life of the gear oil. Since it is pure petroleum, it can safely bl... [Read More]

• ASIN: B000AS1XYO
• UPC: 049807100018
• ASIN: B000AS1XYO
• Brand: Lucas Oil
• Size: 32 Ounce
• Manufacturer: LUCAS OIL

TriboTEX Oil Additive Diesel Truck Engine Treatment: Add to Engine Oil - Makes High Mileage Pickups Like New with a Synthetic Material (Treats One Big Diesel Truck) Make Your Truck More Heavy Duty

We understood that diesel owners need a tougher formula than our car treatment to keep their engines running strong. Ready for much tougher conditions than your average Monday morning commuter. Diesels need extra protection for higher engine temps and pressures. Luckily, our research team came up with a formula that performs. In the first 500 miles of use, you'll see: More power under the hood for that extra git-up-n-go Better fuel mileage so you're saving money on every trip Strong noise reduction that you'll be able to hear in the first 15 minutes Want to see the test results yourself? Get a... [Read More]

• ASIN: B076YP9BFM
• UPC: 856221006082
• ASIN: B076YP9BFM
• Brand: TriboTEX
• Manufacturer: TriboTEX LLC

Castrol 03110 GTX High Mileage 10W-30 Synthetic Blend Motor Oil, 5 Quart

As vehicles age, they change and some of these changes can result in costly repairs or replacement. Catalytic converter failure is one of the most common – and costliest – problems faced by higher mileage vehicles. The phosphorus in all motor oil anti-wear packages is also an industry recognized catalyst poison. Castrol GTX High Mileage is specially formulated with less phosphorus than other leading oils, replacing it with advanced technology invented and patented by Castrol that helps prevent catalytic converter and emission system failure and delivers unsurpassed protection against sludg... [Read More]

• ASIN: B00GSX43WE
• UPC: 079191231104
• ASIN: B00GSX43WE
• Brand: Castrol
• Size: 5 Quart
• Manufacturer: Castrol

(3 Pack) Mobil 1 5W-30 High Mileage Full Synthetic Motor Oil, 5 qt.

The Mobil 1 5W-30 High Mileage Full Synthetic Motor Oil ensures outstanding wear protection and engine cleanliness. Formulated with a propriety blend of high-performance synthetic basestocks and an additive system, it provides lubrication for your

• UPC: 456692526
• Rating: 4.817

(6 Pack) Castrol GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 QT

As vehicles age, they change and some of these changes can result in costly repairs or replacement. Catalytic converter failure is one of the most common â and costliest -- problems faced by higher mileage

• UPC: 119515748
• Rating: 4.957

Super Tech High Mileage SAE 5W-30 Motor Oil, 5 Quarts

The Super Tech 5W30 High Mileage Motor Oil is formulated to extend the life of high-mileage engines. The formula is blended with a combination of a premium base and contains special additives designed to fight

• UPC: 17134875
• Model: WMC53H3Q
• Color: Blue
• Rating: 4.714

(6 Pack) Mobil 1 5W-20 High Mileage Advanced Full Synthetic Motor Oil, 5 qt.

Keep your older engines running like new with the help of High-Mileage Mobil 1 5W-20 Advanced Full-Synthetic Motor Oil. It is an advanced full-synthetic engine oil that is designed to provide exceptional wear protection, cleaning

• UPC: 399305001
• Rating: 4.855

(3 Pack) Pennzoil 5W20 High Mileage Motor Oil, 5-quart container

Pennzoil High Mileage SAE 5W-20 Motor Oil is engineered for cars that have accumulated more than 75,000 miles, particularly those that are experiencing oil leaks and oil burn off. Engines with higher mileage tend to

• UPC: 834679609
• Rating: 4.852

(3 Pack) Castrol GTX High Mileage 10W-30 Synthetic Blend Motor Oil, 5 QT

As vehicles age, they change and some of these changes can result in costly repairs or replacement. Catalytic converter failure is one of the most common â and costliest -- problems faced by higher mileage

• UPC: 615440853
• Rating: 4.826

(3 Pack) Mobil 1 10W-40 High Mileage Advanced Full Synthetic Motor Oil, 5 qt.

Keep your older engines running like new with the help of this Advanced Mobil 1 10W-40 High-Mileage Advanced Full-Synthetic Motor Oil. It is an advanced full-synthetic engine oil that is designed to provide exceptional wear

• UPC: 780722519
• Rating: 4.963

(6 Pack) Mobil Super 5W-20 High Mileage Motor Oil, 5 qt.

Improve your vehicle's ability to operate and perform when you select and utilize this Mobil Super 5W-20 High Mileage Motor Oil 5 qt. It helps to protect your engine while extending its life in your

• UPC: 368476969
• Rating: 4.958

(3 Pack) Valvoline High Mileage with MaxLife Technology SAE 5W-30 Synthetic Blend Motor Oil - Easy Pour 5 Quart

Engines change with age. After 75,000, treat unseen issues to maximize the life of your engine. Valvoline MaxLife High Mileage 5W-30 Motor Oil (5 qt) is specially designed to fight the four major causes of

• UPC: 873044261
• Rating: 4.746

(3 Pack) Mobil Super 5W-30 High Mileage Motor Oil, 5 qt.

Stay prepared with the Mobil Super 5W-30 High Mileage Motor Oil (5-quart). It makes a smart choice for regular maintenance. This Mobil super motor oil works to combat sludge and help prevent engine breakdown. Formulated

• UPC: 249368306
• Rating: 4.744

Best Anti-Wear Additives STP SYN 10W-30 High Mileage Full Synthetic Oil 5 Quarts

• UPC: 202544161876
• Category: Motor Oil
• Price: 39 USD

Best Anti-Wear Additives Pennzoil 10W-30 High Mileage Conventional Oil 5 Quarts

• UPC: 202544813025
• Category: Motor Oil
• Price: 39 USD