Top Transmission Oil Additive Reviews

Valvoline Flexfill SAE 75W-90 Full Synthetic Gear Oil 1 QT, Case of 4 & ATF +4 Full Synthetic Automatic Transmission Fluid 1 QT

  • Product 1: Works in tight spaces and makes gear oil easier to use.
  • Product 1: Full Synthetic formula for exceptional high and low temperature protection.
  • Product 1: Contains an extreme pressure additive for better load carrying capacity and wear protection.
  • Product 1: Excellent thermal stability designed to protect oil from high temperature breakdown.
  • Product 2: EXCEEDS DEMANDS OF AUTOMATIC TRANSMISSIONS of most Chrysler, Dodge, Ram & other Stellantis vehicles.
  • Product 2: HIGH-EFFICIENCY CONDITIONERS protect and prolong the elasticity of seals, preventing leaks.
  • Product 2: ADVANCED TECHNOLOGY REDUCES WEAR, foaming, and oxidation while protecting transmission performance.
  • Product 2: SUPERIOR HIGH & LOW TEMP PERFORMANCE supports transmission fluid in all weather & driving situations.
Check Stock

SKI-DOO 4T 0W-40 Synthetic Oil Change Kit for Rotax 600 ACE engine

  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual..
  • PRO PLUS+ is designed to prolong engine and wet clutch life and offers excellent feel, smoother transmission shifting, easy starts, and improved fuel economy.
  • PRO PLUS+ is an ester fortified 100 percent full synthetic 4T engine oil.
  • PRO PLUS+ is formulated to exceed JASO MA requirements for 4-cycle engines with integrated wet clutches.
  • Balanced Anti-wear and Anti-scuff additive system minimizes engine deposits while protecting critical engine, transmission and clutch components.
  • All weather formula meets or exceeds JASO MA, API SL/SJ/SH/SG.
Check Stock

Motorex 109324 Atf3 Dexron Iii Syn 1l

  • Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions.
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer.
  • Developed with anti-wear technology to help improve transmission durability.
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures.
Check Stock

Synthetic Engine Oil Treatment Additive Universally Compatible Performance Enhancing Reverses Engine Wear and Increases Vehicle Life and Mileage 8 Fl Oz by SHINE ARMOR

  • ...A cutting-edge, nanoparticle-based solution that works great for gas and diesel engines alike. It takes the properties of your host oil to the next level while preventing rust, oxidation & reduce friction..
  • Groundbreaking Formula Gear Oil. This revolutionary engine oil additive is eco friendly, made in the USA and contains scientifically backed synthetic oil nanoparticles to boost engine performance..
  • Universally Compatible. Our Engine Performance Booster oil treatment can be used in both gas and diesel engines, and old and new cars. Shine Armor's Oil Additive is compatible with all types of motor oil & engine oil like 5w30, 0w-20, 10w30, 5w20, 15w40 & more..
  • Quality Assured. We know you will be delighted with this ground-breaking engine additive technology. Our oil additive treatment is formulated using the latest technology and backwards-compatible with all vehicles..
  • Quick & Easy to Use. Effective in small two-cycle engines just add Performance Booster to the oil before mixing it with fuel. Use it to treat any oil lubricated system except air conditioning & a....
Check Stock

Ultra1Plus™ SAE 10W-40 Full Synthetic 4T Engine Oil, API SN, JASO MA2

  • ✅ Proven formula and high oxidation stability offers good engine/transmission keep-clean performance throughout full oil drain intervals..
  • ✅ Anti-wear additive system helps reduce wear in highly stressed engine and gearbox components under severe operating conditions..
  • ✅ Designed for engine deposit control and optimum power release, with frictional and stability characteristic for smooth clutch operation..
  • ✅ Formulated to minimize oil thinning particularly in gearboxes, offering high stress protection at start-up and high temperature operation..
Check Stock

ULTRA BLACK Gasket Maker 3.35 oz tube carded CASE OF 12 82180-C

  • Durable rubber barrier stops leaks in minutes.
  • Targets low pressure leaks in hoses, oil pans, differentials, transmission pans, as well as plastic, PVC and metal pipes.
  • Eliminates the need for liquid additive sealers that can swell and foul internal seals.
  • Seals hard-to-reach leaks without the need for disassembling or removing parts.
Check Stock

Castrol - 15B652-6PK Transmax ATF Black CVT Transmission Fluid - 1 Quart, (Pack of 6)

  • Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions..
  • Enhanced anti-shudder protection for maximum power transfer.
  • Developed with anti-wear technology to help improve transmission durability.
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures.
Check Stock

Valvoline DEXRON VI/MERCON LV (ATF) Full Synthetic Automatic Transmission Fluid 1 GA (883572-EA)

  • Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions.
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer.
  • Developed with anti-wear technology to help improve transmission durability.
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures.
Check Stock

Valvoline DEXRON VI/MERCON LV (ATF) Full Synthetic Automatic Transmission Fluid 1 QT, Case of 6

  • Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions.
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer.
  • Developed with anti-wear technology to help improve transmission durability.
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures.
Check Stock

Bar's Leaks 1414 CVT Transmission Fix - 11 oz.

  • Bar’s Leaks CVT Transmission Fix is a synthetic blend treatment for the transmission fluid, seals and metal surfaces, your vehicle is a good candidate for this solution if you are noticing excessive noise, shudder, slipping, leaks, or low overall performance in your CVT.
  • CVT (Continuously Variable Transmission) design is fundamentally different from a traditional automatic transmission, conventional ATF (Automatic Transmission Fluid) and additives cannot be used in these specialized transmissions..
  • Seal Conditioner and Cleaning Detergents.
Check Stock

Muscle Metal Treatment MT-10 Transmission, 8 Fluid Ounces, Anti-Friction Lubricant Additive

  • MT-10 Transmission is an anti-friction additive designed to address extreme-pressure areas, such as gear systems, along with bushings, bearings and shafts.
  • Polishes, seals and protects metal surface of internal, moving metal parts while lowering operating temperatures.
  • Keeps oil passages, orifices, and ball checks clean and fully operational and frees valve body for optimum performance.
  • Lubrication technology that improves lubricity and load carrying capacity.
  • Compatible with all petroleum fluids and most synthetics.
  • Contains no solid lubrcants, chlorinated solvents, or phosphate compounds.
Check Stock

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

  • High Mileage solution to protect against power robbing friction heat and wear.
  • Restores performance in engines due to wear and oil consumption in older engines.
  • Revitalizes seals to help stop oil leaks and prevent them from ever occuring.
  • Powerful detergents to remove and prevent oil sludge, use during your next oil change or between changes to replace lost additive content.
Check Stock

Slick 50 41806015 Recharged High Mileage Automatic Transmission and Engine Treatment, 15-Ounce , black

  • Restores ATF additive content and provides additional protection to transmissions.
  • Prevents transmission leaks and aids high mileage transmissions by lubricating seals.
  • Can be added anytime or while doing a transmission fluid change, leave adequate fill space.
Check Stock