Bar's Leaks

What Bar's Leaks does

Bar's Leaks, operating through Bar's Products International (Pasadena, Texas), is a privately held specialty chemical manufacturer and licensor founded in 1947 that produces a comprehensive portfolio of pour-in automotive leak repair and maintenance products. Its core technology is built around antifreeze-compatible sodium silicate ("liquid glass") formulations combined with proprietary reinforcement particles (Bar's Rhizex) and copper heat transfer components, which penetrate gaps, expand on contact with air, and harden to seal leaks in cooling systems, head gaskets, engine blocks, and small cracks. The product range of roughly 30 SKUs spans radiator stop leak, head gasket repair (including pro-grade and liquid copper variants), automatic and manual transmission stop leak, power steering stop leak, engine oil stop leak, no-smoke treatments, and a fuel system line featuring PEA-based gasoline detergents, fuel injector cleaners, top engine conditioner, and octane booster, plus ancillary cooling-system cleaners and headlight restoration kits.

The company's revenue model is the sale of branded chemical products through a two-tier licensee and distributor network. Bar's Products International serves as the manufacturer, licensor, and distributor for international markets, while Bar's Products Europe (Amsterdam) acts as the primary European licensee. Underneath sit 14 distributors and a second Italian licensee (Zero Falle, operating since 1974) covering 16+ countries across Europe, Northern Africa, Russia, and the Middle East, serving end customers through DIY vehicle owners, automotive repair shops, and parts retailers. There is no public revenue disclosure, no external funding, and the parent operates with only 8 employees, indicating a capital-light licensor operational model.

Name

Bar's Leaks

Legal name

Bar's Products International

Website

https://barsgroup.com

Company type

Private

Founded year

1947

Operating status

Operating

Headcount range

1–10 employees

Short description

Bar's Leaks is a privately held US automotive chemical company, founded in 1947, that manufactures and licenses sodium silicate-based stop leak and maintenance products sold through a network of 14 distributors and 2 licensees across 16+ countries in Europe, Northern Africa, Russia, and the Middle East, serving DIY vehicle owners, repair shops, and parts retailers.

Ownership category

akta.pro rank

Headquarters

HQ city

Pasadena

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Technology or R&D, Marketing or Sales, Personnel, Infrastructure

Revenue model

1. Automotive Chemical Products Sales: Bar's Leaks generates revenue through the sale of automotive leak repair and maintenance chemical products including radiator stop leak, head gasket repair, transmission stop leak, power steering stop leak, engine oil stop leak, fuel system treatments, and cooling system care products. Products are sold in various sizes (200mL, 350mL, 600mL, etc.) through a network of distributors and licensees across Europe, Northern Africa, Russia, and the Middle East.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

Bar's Leaks manufactures and distributes automotive chemical sealants and maintenance products (pour-in solutions) designed to stop and prevent leaks in cooling systems, head gaskets, transmissions, power steering units, and engines, while also offering fuel system cleaners and conditioners. The portfolio, sold under the Bar's Leaks brand since 1947, is positioned as 'A Stop Leak for Every Leak' and ranges across consumer DIY sizes (200mL to 735g) as well as heavy-duty truck formulations.

Product overview

Bar's Leaks is an automotive leak repair and maintenance product company founded in 1947, offering a comprehensive portfolio of pour-in solutions for vehicle leaks and preventive maintenance. The core product line includes specialized stop leak products for radiators/cooling systems (Bar's Leaks Original, Bar's Leaks Liquid, Radiator Stop Leak, Radiator Stop Leak Powder, Rhizex OEM Tablets), head gaskets (Head Gasket Repair 1 Step, Head Gasket Repair Pro, Liquid Copper Head Gasket & Block Repair), power steering (Power Steering Stop Leak), transmissions (Automatic/Manual Transmission Stop Leak, Transmission Stop Slip, Transmission Stop Slip & Stop Leak), and engine/motor systems (Engine Oil Stop Leak, No Smoke Engine Oil Treatment, No Smoke Engine Oil Treatment w/ Stop Leak). Supporting maintenance products include cooling system cleaners (Bar's Nural, Bar's Flush), water pump lubricants (Anti-Rust w/ Water Pump Lube, Radiator Stop Leak w/ Water Pump Lube), and fuel system treatments (Bar's PAL, Fuel Injector Cleaners, Top Engine Conditioner, Octane Booster). Additional care products include headlight restoration kits and bug removers. The company positions itself as offering 'A Stop Leak for Every Leak' with both emergency repair solutions and ongoing preventive maintenance products.

Differentiator

Problem solved

Functional benefit

Products and services

• Radiator Stop Leak Emergency cooling system stop leak designed to seal minor leaks up to 0.9mm in plastic, aluminum, and metal radiators, including heater cores, engine cooling jackets, gaskets, water pumps, and freeze plugs, for DIY vehicle owners.
• Radiator Stop Leak Powder Portable emergency cooling system leak repair powder that seals minor leaks up to 0.9mm in cooling systems, for emergency roadside or on-the-go use by DIY vehicle owners.
• Bar's Leaks Original Complete cooling system tune-up product combining emergency stop leak (seals minor leaks up to 0.9mm) with ongoing maintenance — reduces cavitation, lubricates water pump components, and prevents corrosion.
• Bar's Leaks Liquid Liquid radiator stop leak for radiators without easy access, providing complete cooling system tune-up for emergency stop leak and ongoing maintenance.
• Bar's Leaks Original Truck Heavy-duty cooling system tune-up for trucks formulated for larger cooling systems up to 80 liters, sealing minor leaks and providing ongoing maintenance.
• Rhizex OEM Tablets OEM-grade cooling system stop leak tablets that stop acute leaks, prevent future leaks, reduce cavitation damage, and clean the cooling system using Bar's Rhizex reinforcement technology.
• Head Gasket Repair 1 Step One-step head gasket repair using antifreeze compatible sodium silicate (liquid glass) and reinforcement particles to seal leaking, blown, or damaged head gaskets, for DIY vehicle owners facing head gasket failure.
• Head Gasket Repair Pro Professional-strength head gasket repair containing concentrated sodium silicate, heat transfer particles, Bar's Rhizex, and reinforcement fibers for permanent repairs to leaking head gaskets and small engine block cracks.
• Liquid Copper Head Gasket & Block Repair One-step head gasket repair with added copper component for heat transfer and reinforced sealing of coolant leaks from damaged engine blocks or leaking head gaskets.
• Power Steering Stop Leak Power steering fluid leak sealant that restores worn seals and gaskets, reduces noisy pump operation, and prevents future leaks in steering gear boxes and rack and pinion units.
• Automatic Transmission Stop Leak Automatic transmission fluid stop leak that restores and conditions worn seals and gaskets to stop transmission fluid leaks, compatible with all approved transmission fluids including synthetics.
• Manual Transmission Stop Leak Manual transmission stop leak that restores worn seals and gaskets to stop transmission fluid leaks in manual transmissions.
• Transmission Stop Slip Transmission additive with tackifier that creates a film on clutch plates to reduce or eliminate transmission slipping and hard shifting.
• Transmission Stop Slip & Stop Leak Combined transmission product that stops fluid leaks while restoring worn seals and includes tackifier to ease hard shifting and reduce gear slipping.
• Engine Oil Stop Leak Engine oil leak sealant formulated to prevent, restore, and recondition old and worn seals, o-rings, and gaskets to stop engine oil leaks.
• No Smoke Engine Oil Treatment Engine oil treatment with special oils and viscosity improvers that reduces exhaust smoke, improves oil viscosity, raises oil pressure, stops metal-to-metal wear, and quiets noisy valves and lifters.
• No Smoke Engine Oil Treatment w/ Stop Leak Dual-action engine oil treatment that improves oil performance while stopping leaks, reducing smoke, and conditioning aged seals to prevent future leaks.
• Bar's Motor Oil Stop Leak Motor oil stop leak product formulated to prevent, restore, and recondition worn seals and gaskets to stop engine oil leaks.
• Bar's PAL (Fuel Injector & Combustion Cleaner) Complete gasoline fuel system cleaner formulated with polyether-amine (PEA) detergents that removes deposits from injectors (PFI & GDI), intake valves, and combustion chambers, providing single-tank cleanup.
• Fuel Injector Cleaner Concentrate Fuel injector cleaner formulated for all fuel types including gasoline, flex fuels, and diesel that removes built-up carbon deposits for smoother idle and restored performance (1 bottle treats 4-6 liters of fuel).
• Top Engine Conditioner Internal combustion chamber and intake manifold cleaner with foaming action that removes varnish and carbon deposits from engine internals, restoring lost power and reducing emissions.
• Diesel Fuel Injector Cleaner Diesel-specific fuel injector cleaner that cleans injectors and carburetors, prevents internal diesel injector deposits, smooths rough idling, restores fuel economy, and reduces emissions.
• Fuel Injector Cleaner (Petrol) Petrol fuel injector cleaner that eliminates valve sticking, prevents gum, varnish and sludge deposits, reduces fuel consumption, and improves combustion.
• Octane Booster MMT-based gasoline octane enhancer that boosts RON rating up to 4 points, prevents engine knock, improves combustion and performance, and eliminates rough idling.
• Bar's Nural Cooling system cleaner containing aggressive buffing agents to remove rust, scale, and sludge without damaging rubber, plastic, or light metals.
• Bar's Flush Cooling system flush product that removes rust, sludge, and scale to maintain optimum heat transfer in vehicle cooling systems.
• Anti-Rust w/ Water Pump Lube Cooling system protection product that lubricates components and controls rust and corrosion in vehicle cooling systems.
• Radiator Stop Leak w/ Water Pump Lube Combined cooling system stop leak and water pump lubricant that seals minor leaks while protecting and lubricating water pump components.
• Headlight Plastic & Restore Kit Complete headlight restoration kit including polish, final coat, sanding discs, and applicators that restores cloudy, foggy, dull plastic headlights and provides UV protection lasting up to 18 months.
• Headlight & Plastic Restorer Polish Polish that restores minor to moderately oxidized automobile headlight lenses to clarity and repairs damage due to oxidation, scratches, or pitting.
• Bar's Bugs Concentrated bug and tar remover added to windshield washer fluid that lifts off bugs, dirt, and other matter from vehicle windshields.

Quantifiable outcome

• Seals leaks up to 0.9mm in size in cooling systems within 15-30 minutes of driving/idling
• +3 more outcomes

Named customers6 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

15 partnerships are on record, tiered core.

• Bar's Products EuropecoreChannel Partner/ Reseller/ DistributorHeadquartered in Amsterdam, The Netherlands, Bar's Products Europe distributes Bar's Leaks products across Europe, Northern Africa, Russia, and the Middle East. Works closely with international partners to deliver best quality automotive products.
• Adamol GmbHcoreChannel Partner/ Reseller/ DistributorADAMOL Mineralölhandelsges.m.b.H. headquartered in Vienna, Austria. Well known in engine oils and lubricants field, developed to a full range supplier for engine oils, gear oils, greases, care and cleaning as well as chemical products for all vehicle types.
• Auto Care AScoreChannel Partner/ Reseller/ DistributorPart of SEAB group, currently represents several of the largest car care brands in Norway.
• Consortium Moderne Distribution (CMD)coreChannel Partner/ Reseller/ DistributorCMD warehouses based in AIX LES MILLES (13), France. Distributes automotive parts and accessories throughout France from well-known European and non-European manufacturers.
• Dr. O.K. Wack Chemie GMBHcoreChannel Partner/ Reseller/ DistributorSince 1975, develops premium care products for highest demands in Germany. Products offer best possible result with least possible effort.
• Getz NordiccoreChannel Partner/ Reseller/ DistributorLeading supplier and wholesaler of auto maintenance products in Latvia. Has been working with more than 800 customers since 1995 including leading retail chains, car services, car washes, dealers and car parks.
• Lampa S.P.AcoreChannel Partner/ Reseller/ DistributorHistoric Mantua company in Italy, leader in spare parts for cars, cycles and trucks since the 1950s. Head office located in Viadana with 5 different structures including central warehouse, 3 satellite warehouses and new logistics center operational since 2003.
• Meteor CEE Kft.coreChannel Partner/ Reseller/ DistributorStarted in Hungary in 1993, in leading role in car related products market. Partners include almost all hypermarkets, supermarkets, home improvement stores, gas station chains and wholesale distributors around Hungary.
• Plus Power Accessories, SLcoreChannel Partner/ Reseller/ DistributorABC PARTS is a young company formed in 2012 by professionals with extensive experience. More than 20 years of career together with continuous effort and great dedication makes it possible to offer best products, latest innovations and quality service in Spain.
• SEAB ABcoreChannel Partner/ Reseller/ DistributorSEAB provides high quality products to nurture, preserve and protect vehicles, homes and garages in Sweden. With strong brands, creates business opportunities, profitability and growth for partners. Represents a large number of global strong brands in Swedish market.
• SEAB Finland OYcoreChannel Partner/ Reseller/ DistributorFocuses on marketing and importing well-known branded goods primarily in vehicle category in Finland. Reached approximately 4,300 stores in various categories through dealer network. Part of SEAB Nordic since 2004.
• Service Best International BVcoreChannel Partner/ Reseller/ DistributorNumber 1 wholesaler in car, bicycle, motorcycle and truck accessories in Netherlands, serves thousands of customers worldwide. Offers one-stop-shop story supported by online, shelf management and product development. Leading player offering sophisticated range.
• Steico Ioannidis MikecoreChannel Partner/ Reseller/ DistributorSTEICO Ioannidis Group of companies is well known in Greece for lubricants, chemicals and products for car and industrial use, for high qualitative standards on customer service and experienced knowledge of market needs.
• Top Spol. S.R.O.coreChannel Partner/ Reseller/ DistributorEstablished in 1992 in Czechoslovakia. Intensively devoted to car cosmetics area, gained exclusive representation of prestigious companies with car cosmetics and car accessories for Slovakia. Operates as exclusive importer with distribution network covering whole of Slovakia.
• Zero FallecoreChannel Partner/ Reseller/ DistributorItalian licensee partner. Founded in 1974 as Bar's Leaks Italia - first store in all Italy for Bar's Leaks company. Founded by Santo Rosaci who worked in the USA as sales representative for Bar's Leaks under Fred D. Barton. Renamed to Zero Falle after some years. The characteristic logo with radiator and 'Zero Falle' (zero leaks) was created to indicate product effectiveness. Since 2000, led by Rosaci Maria Teresa.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Wynn's: Wynn's is a Belgian-founded automotive chemical brand with a long heritage in fuel, oil, cooling, and transmission treatments, serving professional workshops and consumers globally. Its product mix overlaps Bar's Leaks's engine, transmission, and fuel system SKUs, and it shares a comparable Europe-wide distribution footprint.
• CRC Industries: CRC Industries is a large US specialty chemical manufacturer offering automotive leak repair, fuel system, and cooling system products alongside industrial maintenance chemicals. Its automotive aftermarket line competes for the same professional and DIY customers as Bar's Leaks.
• Prestone: Prestone is a leading North American coolant/antifreeze brand owned by Fram Group, with a growing additives portfolio that intersects Bar's Leaks's cooling system and radiator stop-leak products. It is a scaled, mass-market incumbent in the same cooling system category.
• Liqui Moly: Liqui Moly is a major German automotive chemical brand with motor oils, additives, and care products that overlap Bar's Leaks's engine oil stop-leak and fuel treatment categories. It is a premium, broadly distributed incumbent across Europe, often sharing the same retail shelves as Bar's Leaks.
• Gold Eagle Company: Gold Eagle is a long-established US manufacturer of automotive chemicals (HEET, ISO-HEET, Sta-Bil, Diesel Purge) with a broader fuel and engine care portfolio overlapping Bar's Leaks's fuel system and cooling system SKUs. It is a larger, more diversified incumbent in the same specialty chemicals category.
• STP (Standard Oil Company brand): STP is a heritage automotive additives brand with fuel, oil, and cooling system treatments that overlap Bar's Leaks's fuel injector cleaner, octane booster, and engine oil stop-leak SKUs. It is a broadly distributed incumbent in the consumer automotive chemicals market.

Direct peers

• BlueDevil Products: BlueDevil is a US-based specialist in pour-in chemical stop-leak and fuel system repair products, directly overlapping Bar's Leaks's radiator, head gasket, oil, and transmission stop-leak SKUs. It is a key competitor in the North American DIY automotive chemicals market.
• JLM Lubricants: JLM Lubricants is a European automotive chemical manufacturer offering fuel additives, oil treatments, and cooling system products that overlap with Bar's Leaks's fuel system cleaner and engine oil treatment lines. It targets the same professional and DIY European automotive aftermarket.
• Holts (Holt Lloyd International): Holts is a UK-founded automotive chemical brand established in the 1890s, offering a comparable portfolio of cooling system, fuel, and engine care products. It competes head-to-head with Bar's Leaks in European retail channels and shares a similar heritage-driven, multi-category positioning.
• K-Seal: K-Seal is the most direct competitor to Bar's Leaks, selling pour-in head gasket and cooling system sealants for cars and commercial vehicles. Product chemistry and use case (emergency leak repair in cooling systems) are nearly identical, and K-Seal competes for the same shelf space in European automotive parts retailers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/barsleaks

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Bar's Leaks