How to Fix a Car Engine that Loses Oil (Leaks)

Best Oil Leak Additive on April 2024 Shopping Deals at Bestonio.com

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

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

    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.

  • Bar's Leaks Engine Oil Stop Leak Concentrate - 11 oz

    • UPC: 044111315226
    • ASIN: B007552KPG
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

    Engine components can wear down over time, and eventually cause leaks. You usually don’t notice until you see the telltale sign of a puddle collected underneath where your car is parked. Then, you start worrying about the time and money needed to stop an engine oil leak. Lucky for you, we created the easy-to-use Bar’s Leaks Engine Oil Stop Leak... [Read More]

  • Lucas Oil 10001 32 Ounce Oil Stabilizer

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

    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 ... [Read More]

  • Bardahl 3119 Gear Oil Additive Plus Stop Leak - 8 oz.

    • UPC: 076906031196
    • ASIN: B002QET15S
    • Brand: Bardahl
    • Size: 8 Ounce
    • Manufacturer: Bardahl

    Bardahl Gear Oil Additive plus Stop Leak is a specially formulated additive for manual transmission, gearboxes and differentials. It extends the life of gear oil. It also fortifies OEM additives with Bardahl’s Polar Attraction Formula, providing a protective film that reduces wear. Gear Oil Additive plus Stop Leak also has a seal conditioner to p... [Read More]

  • NO LEAK 20401 Engine Oil Stop Leak, 16 Fl oz.

    • UPC: 073905020046
    • ASIN: B001B1A5YI
    • Brand: NO LEAK
    • Size: 16 Fluid Ounce
    • Manufacturer: NO LEAK

    NO-LEAK brand safely swells, softens, and conditions the rubber seals, which stops the leak. Gold Eagle NO LEAK Engine Oil Treatment stops and prevents engine oil leaks. The formula is safe and compatible with all engine oils and is recommended for rear main seal repairs. It helps stop smoking and conditions seals. This product comes in a clear, ea... [Read More]

  • Lucas Oil 10018-4PK Hydraulic Oil Booster and Stop Leak - 1 Gallon, (Case of 4)

    • ASIN: B008RWA1EI
    • Brand: Lucas Oil
    • Size: 1 Gallon (128 Ounces), (Case of 4)
    • Manufacturer: Lucas Oil

    An additive for hydraulic systems that stops leak and increases hydraulic pressure. Use in new units to stop initial wear and increase fluid life. Lucas Hydraulic Oil Booster and Stop Leak was formulated to renew hydraulic fluid with an additive package that stops seal leak, boosts pressure, reduces operating temperatures and increases the life of ... [Read More]

  • Interdynamics Certified A/C Pro Oil and Fuel Systems UV Dye (1 Ounce)

    • UPC: 047876013741
    • ASIN: B002M4G24U
    • Brand: Interdynamics
    • Size: 1 Pack
    • Manufacturer: Interdynamics

    Certified A/C Pro Oil And Fuel Systems UV Dye is for use in engine oil, transmissions, power steering systems, and gas or diesel fuel systems to help determine where there might be a leak. Includes one application of oil and fuel system UV leak detection dye. Certified A/C Pro Oil and Fuel Systems UV Dye is a professional grade leak detection dye t... [Read More]

  • Lucas Oil Products LUC10278 Engine Oil Stop Leak1 Quart, 32. Fluid_Ounces

    • ASIN: B00F96P58C
    • Brand: Lucas Oil
    • Size: 1 quart, 1 Pack
    • Manufacturer: Lucas Oil Products

    Lucas engine oil Stop leak is an All new formulation of Lucas additives and very specific base stocks designed to Stop seal leaks in engines

  • Lucas Oil 10278 1 Quart (32 Ounces) Engine Oil

    • UPC: 612524810142
    • ASIN: B001KXN3YQ
    • Brand: Lucas Oil
    • Size: 1 Quart (32 Ounces)
    • Manufacturer: LUCAS OIL

    Lucas Engine Oil Stop Leak is an all new formulation of Lucas additives and very specific base stocks designed to stop seal leaks in engines. Compatible with petroleum, semi-synthetic and full synthetic motor oils.

  • Lucas Oil 10011 1 Quart (32 Ounces) Power Steering Stop Leak

    • UPC: 049807100117
    • ASIN: B0014E36KM
    • Brand: Lucas Oil
    • Size: 1 Quart (32 Ounces)
    • Manufacturer: LUCAS OIL

    Lucas Oil 32oz. Power Steering Stop Leak - Lucas Oil L. Through creativity, productivity and innovation - this brand continues to develop the finest automotive accessories.

  • XADO ATOMEX Stop Leak Engine Oil Additive Sealer (Bottle, 250 ml) - Repair Gaskets & Seals Treatment

    • UPC: 818887011466
    • ASIN: B00KFKOR0Y
    • Brand: XADO

  • Lucas 10008 Power Steering Stop Leak - 12 oz

    • UPC: 049807100087
    • ASIN: B000ARPVNO
    • Brand: Lucas Oil
    • Size: 12 Ounce
    • Manufacturer: LUCAS OIL

    Lucas, 12OZ, Power Steering Stop Leak, Removes Hard Spots and Stops Most Leaks Or Your Money Back! This Formula Is A Blend Of Special Oils and Petroleum Extracted Additives, Contains No Solvents and Is An Excellent Preventative Maintenance Product Of New Units.

  • Liqui Moly 20040 ATF Additive

    • ASIN: B004X63XVU
    • Brand: Liqui Moly
    • Size: 250 Liter
    • Manufacturer: Liqui Moly

    Liquid Moly's ATF Additive has been formulated to ensure that rubber and plastic seals in power-steering systems and transmissions receive optimal care. Leaks in the gearbox caused by hardened or brittle seals are prevented or remedied by using Liquid Moly's ATF Additive. In addition, holes and ducts in the transmission are cleaned, the performance... [Read More]

  • ATP AT-205 Re-Seal Stops Leaks, 8 Ounce Bottle

    • UPC: 616369889363
    • ASIN: B000NVW1LM
    • Brand: ATP Automotive
    • Manufacturer: ATP

    AT-205 Re-Seal is a fast, effective and safe stop-leak for all rubber seals and gaskets. The exclusive formulation restores worn or dried out seals and is not harmful to internal bearings and components. 

  • Bar's Leaks 1040 Grey Pack of 1 Automotive Accessories

    • UPC: 046087010402
    • ASIN: B00754T6TK
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

    Have you noticed oil leaking from your car lately? Many car owners fear the puddle they see forming under their vehicles, and many worry about the time and cost to make it go away. That leak might be due to worn or dried seals. There’s no need to worry or spend your money on a costly repair bill, however. Our Bar’s Leaks Concentrated Rear Main ... [Read More]

  • LUCAS LUC10009 24 Ounce Transmission Fix 24 Oz.

    • UPC: 612524809986
    • ASIN: B000ARTZPO
    • Brand: LUCAS
    • Size: 24 Ounce
    • Manufacturer: Lucas

    Stops slip, hesitation and rough shifting in worn transmissions and completely eliminates most seal leaks. Use in any transmission for preventative maintenance.Use also in light duty manual transmissions to increase shifting ease and transmission life. 12 per case.

  • Bar's Leaks Engine Repair - 16 oz

    • UPC: 046087010006
    • ASIN: B000931OEO
    • Brand: Bar's Leaks
    • Size: 1 Pack
    • Manufacturer: Bar's Leaks

    Aging - as something gets older, it doesn’t perform like it did when it was young. It’s a natural process, and one that we can deal with. A car’s engine ages over time and can lose its efficiency and power. As your engine gains more miles, oil alone can’t do the job. Engines lose their like-new performance over time, but there are ways to d... [Read More]

  • Liqui Moly 2020 Motor Oil Saver - 300 ml

    • UPC: 826732461564
    • ASIN: B00CPL8WY8
    • Brand: Liqui Moly
    • Size: 300 Milliliter
    • Manufacturer: Liqui Moly

    Suitable for all petrol and Diesel engines and compatible with all commercially available engine oils. 300 ml is sufficient for 3 -- 4 litres of engine oil. Sealing first takes effect after about 600 -- 800 km.

  • Rislone 4405 Engine Oil Supplement Concentrate with Zinc Treatment - 11 oz.

    • UPC: 078615044054
    • ASIN: B0075559UY
    • Brand: Rislone
    • Size: Pack of 1
    • Manufacturer: Rislone

    Rislone Engine Oil Supplement.

  • Bar's Leaks 1420 Transmission Stop Leak - 11 oz.

    • UPC: 046087014202
    • ASIN: B00754YK2S
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

    Have you ever thought about how hard your transmission works for you? Whether you drive a manual or automatic vehicle, your transmission is doing tough work everyday. It’s no surprise that after some time it can wear down and begin to leak. This doesn’t mean you have to take it to repair shop, though. Taking your car to the mechanic for a trans... [Read More]

  • How to Fix a Car Engine that Loses Oil (Leaks)

    Best Oil Additive

    Blue Devil Rear Main Seal Stop Leak Test