Red Line 80301 Limited Slip Friction Modifier - 4 oz.
  • UPC: 083522803014
  • EAN: 0083522803014
  • Brand: Red Line
  • MPN: 80301
  • MSRP: $7.99

Red Line 80301 Limited Slip Friction Modifier - 4 oz.

Red Line differential friction modifier and break-in additives can be added to any gear oil to replace the limited-slip additives. They are ideal to tune a limited-slip unit.
Click for Best Price

Why It's The Best

  • Expert Review
  • User Reviews
  • Product Features
  • Pros & Cons
Currently there are no expert reviews for this product.
Are you an expert? Sign uphere to start earning.
Currently there are no user reviews for this product.
Are you an expert? Sign uphere to start earning.
  • Replaces the limited-slip additives
  • Can be added to any gear oil
  • Ideal to tune a limited-slip unit
Currently there are no expert reviews for this product.
Are you an expert? Sign uphere to start earning.

Related Additives Products


  • Lucas Hydraulic Oil Booster & Stop Leak was formulated to renew hydraulic fluid with an additive package that stops seal leaks, boosts pressure, reduces operating temperatures and increases the life of hoses, rams and cylinders.

  • Buy it by the case and save! Click here to see case price.Chevron TECHRON(R) Concentrate Fuel System Cleaner will give your fuel a burst of cleaning power. It's unbeatable at cleaning the entire fuel system and restoring performance lost to deposit buildup in the gasoline engines of passenger cars a...

  • A unique engine additive that repairs those worn-out areas in the cylinder wall thereby restoring cylinder compression and improving engine performance to nearly new original condition. 6 per case.
    • Fills in and seals micro-leaks in the cylinder wall
    • Increased engine compression and more engine power

  • Buy it by the case and save!SeaFoam Auto Marine Motor Treatment is great for tuning up diesel engines and small engines. When added to diesel fuel tank, cleans fuel injectors, de-ices and removes moisture, cleans carbon as you drive, diesel fuel conditioner and anti-gel, lubricates upper cylinders, ...

  • Dr. Tranny's Instant Shudder Fixx is an inexpensive alternative to other instant shudder fixes. It's available in a two ounce application tube and is compatible with conventional or synthetic automatic transmission fluids. This formulation of friction modifiers is concentrated five times.

  • Tufoil Engine Lubricant is Guinness Book of World Records certified as "The World's Most Efficient Lubricant." Slipperier than Teflon to make engines start easier, run cleaner, faster, and longer.
    • Faster cranking speed under all weather conditions
    • Better gas mileage

  • Gold Eagle STA-BIL Fuel Stabilizer keeps fuel fresh for quick easy starts after storage. It removes water to prevent corrosion and cleanses carburetors and fuel injectors. This product also protects engine from gum, varnish, rust and corrosion and prolongs the life of any engine.
    • Fuel stabilizer keeps fuel fresh for quick, easy starts after storage, while prolonging engine life
    • Removes water to prevent corrosion and cleans carburetors and fuel injectors

  • A non-foaming, super slick, long lasting lubricant designed especially for heavy duty or high performance applications where other gear lubricants just are not good enough. Contains a special additive package that cushions gears and resists "squeezing out" under extreme pressure situations where oth...
    • Contains a special additive package that cushions gears and resists "squeezing out" under extreme pressure situations where other gear lubricants just aren't good enough
    • Specially designed to stand up to high temperatures without losing its lubricity

  • Gold Eagle Maximum 104 Original Octane Boost is double the octane boost of our original 104. The maximum formula will maximize power and acceleration, gas mileage and clean fuel injectors and the entire fuel system. Maximum 104 is safe for all catalytic converters and oxygen sensors.
    • Double the octane boost of the regular formula
    • Maximizes gas mileage and power

  • Fuel Therapy cleans injectors, conditions fuel and lubricates the fuel system.
    • Increases power and fuel economy by up to 4%
    • This emmissions reducing formula is rated "SUPERIOR" in Cummins L-10 Test for injector cleanliness

  • Red Line MTL and MT-90 are designed to provide excellent protection and improved shiftability for manual transmissions and transaxles, having cured the problem of hard shifting in thousands of transmissions with shifting troubles.
    • Allows for faster shifting
    • Makes the transmission synchronizers come to equal speeds more quickly

  • Lucas 75/140 Synthetic Gear Oil is super-slick, long lasting lubricant designed especially for heavy duty or high performance applications where regular gear lubricants just aren't good enough.
    • Super-slick, long lasting lubricant
    • Contain a special additive package that increases lubricity

  • Max Gear Synthetic Oil 75w140 is recommended for use in truck, motor home / RV, and automotive front or rear differentials, manual transmissions and lower gear units of marine engines that specify use of an API GL5 or GL4 fluid.
    • Greater wear protection
    • Low temperature fluidity, shock load protection

  • Gold Eagle 104 is the original octane booster since 1975. 104 improves power and acceleration, and improves gas mileage. 104 also cleans fuel injectors and the complete fuel system. 104 is safe for all catalytic converters and oxygen sensors. (104 is intended for off road use only)
    • Boosts power
    • Improves gas mileage

  • The most comprehensive, multi-function diesel fuel additive available is Stanadyne Performance Formula. It is the only additive that addresses virtually any diesel fuel-related problem with one product.
    • Improves Fuel Economy
    • Easier and Faster Start-Up

  • Red Line's 85 Plus Diesel Fuel Additive Treatment is designed for use in all diesel engines and contains extremely powerful lubricants, detergents, seal conditioners, fuel stabilizers and rust preventatives, but without smoke suppressant.
    • EPA registered for use in diesel fuels
    • Lubricates injectors, pumps, and cylinder walls as well as prevent rusting

  • Initial start-up is the most critical time in the life of any camshaft. COMP Cams Cam & Lifter Installation Lube is the best protective break-in lubricant on the market. Cam & Lifter Installation Lube must be spread generously on all lobes of the cam, on the bottoms of the lifters and on the distrib...
    • Protects internal engine components
    • Protected valve train parts include: camshaft, lifters, valve springs, rocker arms, pushrods and distributor gear

  • Bardahl Insted O’ Lead Gold has the protections of lead in a lead-free formula plus a powerful octane booster with MMT and raises the octane level from 2 to 5 points. This product is designed for older cars that were designed to run on leaded gas.
    • The protections of lead but is a lead-free formula
    • Has a powerful octane booster

  • Wolfs Head Hydraulic and Compressor Oil - Non-Detergent Motor Oils are a quality line of straight mineral crankcase engine oils and general purpose oils. Wolfs Head Non-Detergent Motor oils are built from high-quality mineral base stocks and may be used wherever an API SA/SB mono-grade oil is recomm...
    • Straight mineral crankcase engine oils
    • General purpose oils

  • Food grade sodium hydroxide / Lye. Perfect for making German Pretzels, Bagels and Soda Bread, Also used for biodiesel and soap making; where the quality of the caustic is always very critical. It ensures consistency of soap batches.
    • Food Grade Sodium hydroxide Lye Micro Beads
    • Great for Pretzel, Bagel, and soap making

  • MPGreen is a highly concentrated gasoline fuel additive that has been used by large industry the past 11 years to save money through better fuel efficiency, keeping engines clean and lasting longer, and reducing harmful emissions.
    • Keeps gasoline engine fuel systems and fuel clean
    • Eliminates water problems in engines by dispersing water

  • Power Service® Diesel Kleen® +Cetane Boost® is the premier "performance" product on the market. Power Service® Diesel Kleen® +Cetane Boost® is loaded with cetane, detergency and lubricity additives to keep your diesel engine running at peak performance.
    • Effective in all diesel fuels, including ULSD and biodiesel
    • Contains Slickdiesel® for maximum fuel lubrication, protects against Low and ULSD wear

  • STA-BIL Diesel fuel stabilizer prevents sludge and sediment formation and reduces oxidation of diesel fuel caused by thermal breakdown. Cleans and lubricates entire fuel system while protecting against corrosion.
    • Helps remove water that bacteria, fungus and algae require for growth
    • Safe to use in all diesel engines including agricultural and marine

  • Increase your vehicle's MPG by up to 20%, slash fuel costs and reduce your carbon footprint! A great way to fight back against greedy oil companies and greenhouse gases! And with a gas price of $2.50 per gallon, it pays for itself in just six weeks! Fuel Doctor reduces electrical noise in your vehic...

  • Sta Bil's ethanol treatment with performance improver helps fight ethanol blended fuels that are hard on your fuel system and engine. It helps remove water from fuel, prevents corrosion from ethanol blended fuels and cleans fuel injectors, carburetors and intake valves for overall performance.
    • Prevents corrosion caused by ethanol blended fuels
    • Cleans carburetors, fuel injectors, and intake valves

  • Blue Def, 2.5 Gallon, Diesel Exhaust Fluid, Stable, Colorless, Non-Flammable, Non-Toxic, A Mixture Of 32.5% High Purity Synthetic Urea & 67.5% Deionized Water That Is Used Is Selective Catalytic Reduction Systems On Diesel Engines, Def Is The Primary Ingredient Used To Help Convert Nox To Harmless N...
    • "BLUE DEF" DIESEL EXHAUST FLUID
    • 2.5 Gallon

  • Designed for protection of engine parts against wear and restoring repair of gasoline engines without disassembling. For treatment process is necessary to use up to 3 tubes by 9ml each (please see information about application and dosage below).
    • TUV - Certified! Restores and protects friction parts of the cylinder-piston group, crank and gas distributing mechanisms against wear
    • reduces fuel consumption considerably (by up to 30% at idling)