Justice Brothers Heavy Duty Vehicle Lubrication Additive

Justice Brothers Heavy Duty Vehicle Lubrication Additive – HDV-23P

Ultimate Protection & Performance for Gas and Diesel Engines

Enhance the longevity and efficiency of your engine, transmission, and differential with Justice Brothers Heavy Duty Vehicle Lubrication Additive, now available at NorCal Diesel Performance. Specially engineered for both gasoline and diesel engines, this versatile oil supplement is trusted by professionals and enthusiasts for its proven ability to reduce wear, lower operating temperatures, and keep your vehicle running smoother, cooler, and quieter—even under the most demanding conditions.

Key Features & Benefits

• Increases Delivered Horsepower: Reduces internal friction, allowing your engine to operate more efficiently and deliver more usable power.

• Reduces Gear Noise & Operating Temperatures: Quiets noisy gears and bearings while lowering heat in engines, transmissions, and differentials.

• Prevents Breakdowns: Superior lubrication minimizes wear and helps prevent costly component failures, extending the life of vital drivetrain parts.

• Improves Fuel Mileage: Smoother operation and reduced drag contribute to better fuel economy over time.

• Easier Cold Starts: Enhanced lubrication makes starting easier, especially in cold or harsh environments.

• Reduces Oil Consumption & Exhaust Smoke: Increases oil viscosity and improves ring seal for higher compression, reducing oil burn and visible exhaust smoke.

• Cleans & Protects: Helps reduce residue, carbon, gum, and sludge buildup, keeping your engine and drivetrain cleaner for longer.

• Treats the Metal, Not Just the Oil: Contains JB Metal Conditioner®, which bonds to metal surfaces for lasting protection that exceeds the capabilities of traditional oil additives—even those with ZDDP.

Versatile Application

• Crankcase (Engine Oil): Add 3 oz per 5 quarts of oil, or 1 pint per 7 gallons. For larger systems, use at a 2% ratio. Safe for both synthetic and conventional oils—add with every oil change.

• Manual Transmissions & Differentials: Add 2 oz per pint (16 oz) of lubricant at each service interval.

• Automatic Transmissions: Add 3 oz per 5 quarts of transmission fluid.

Product Details

Why Choose Justice Brothers?

Justice Brothers additives are renowned for their ability to solve wear and performance issues in engines, transmissions, and differentials. Their proprietary JB Metal Conditioner® technology is prized by automotive professionals and race teams for delivering a “racy feel” and extending component life well beyond expectations. Whether you’re maintaining a workhorse diesel truck or a high-performance vehicle, this additive delivers the protection and results you demand.

Order with Confidence

• Fast, flat-rate shipping

• 30-day returns

Give your engine and drivetrain the heavy-duty protection they deserve—order Justice Brothers Heavy Duty Vehicle Lubrication Additive today from NorCal Diesel Performance!