Name

STP

Legal name

STP (trademark of Energizer Auto)

Website

https://stp.com

Company type

Private

Founded year

1961

Operating status

Operating

Headcount range

251–500 employees

Ownership category

akta.pro rank

Product category

Automotive Aftermarket Chemicals

NAICS

Motor Vehicle and Motor Vehicle Parts and Supplies Merchant Wholesalers (4231), Automotive Parts and Accessories Retailers (441330)

SIC

Motor Vehicle Parts & Accessories (3714), Miscellaneous Chemical Products (2890)

akta.pro primary industry

Aftermarket Fluids, Lubricants & Chemical Products Manufacturing (Oils/Coolants/Additives/Cleaners) (IMACANAK)

akta.pro secondary industry

Accessories & appearance products distribution (interior/exterior accessories, detailing, car care) (CRAOANAI)

Keywords

• Automotive fuel additives
• Oil engine treatments
• Motor oil lubricants
• Functional vehicle fluids
• Small engine maintenance

Headquarters

HQ city

Danbury

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Fuel Additives: One-time purchase fuel treatment products including Complete Fuel System Cleaner, Ultra 5-In-1 Fuel System Cleaner, Gas Treatment, Super Concentrated Fuel Injector Cleaner, and Octane Booster. Sold in various sizes (5.25 fl oz to 12 fl oz) treating 14-21 gallons per bottle. Products are positioned as maintenance items for periodic use.
2. Oil & Engine Additives: Oil treatment products including standard Oil Treatment, Ceramic Oil Treatment, Synthetic Oil Treatment, and High Mileage Oil Treatment + Stop Leak. Designed for addition at oil changes to enhance lubrication and protect engine components.
3. Motor Oil: Full line of motor oils including SYN Full Synthetic Motor Oil (5W-20, 5W-30, 10W-30), PRO Performance Motor Oil (5W-20, 5W-30, 10W-30), and Small Engine oils (SAE 30, SAE 10W-30 Synthetic Blend). Products meet or exceed ILSAC GF-5 and API SN standards.
4. Functional Fluids: Brake fluid, Power Steering Fluid, Power Steering Fluid & Stop Leak, and Transmission treatments for vehicle maintenance and fluid replacement.
5. Pro Series Products: Professional-grade products including Intake Valve Cleaner, 3-in-1 Penetrant and Lubricant, Oil Change Wipes, Oil Change Mat, and Pro Series degreasers targeting DIY consumers seeking professional results.
6. Specialty Products: Son of a Gun! tire care products, Tire Fix emergency sealant/inflator, Premium Bar and Chain Oil, Premium 2 Cycle Fuel & Oil Pre-Mix, Premium Fuel Stabilizer, and Small Engine products for lawn & garden equipment.

Pricing tiers

Go-to-market motion1 record

Distribution channels11 records

Marketing channels9 records

Core offering

STP manufactures and sells branded automotive aftermarket chemical products for vehicle and small-engine maintenance, including fuel system cleaners, oil additives, motor oils, functional fluids, professional-grade cleaners, tire care, and lawn and garden fuel and lubricants. Products are sold through mass-market retail (auto parts chains, big-box stores, convenience stores) and direct-to-consumer e-commerce, targeting DIY vehicle owners and prosumer mechanics.

Product overview

STP (Science, Technology, Performance) is an automotive maintenance brand owned by Energizer Auto, offering a comprehensive portfolio of fuel additives, oil additives, motor oils, functional fluids, and maintenance products. The product line includes flagship fuel system cleaners (Ultra 5-In-1, Complete Fuel System Cleaner, Super Concentrated Fuel Injector Cleaner), oil treatments (standard, Ceramic, and High Mileage formulations), motor oils (PRO Performance and SYN Full Synthetic), functional fluids (brake, power steering, transmission), professional-grade Pro Series products (intake valve cleaner, penetrant/lubricant, oil change accessories), consumer products (Son of a Gun! tire care, Tire Fix emergency sealant), and lawn/garden equipment products. The brand has over 60 years of experience and is particularly known for its racing heritage with Richard Petty Motorsports partnerships.

Differentiator

Problem solved

Functional benefit

Brands

• STP Pro Series: Professional-grade automotive maintenance products designed for home use with professional results.
• Son of a Gun!

Products and services

• Ultra 5-In-1 Fuel System Cleaner Advanced multi-function fuel system cleaner for consumer DIY vehicle owners; deep-cleans fuel injectors, intake valves, and combustion chambers, fights engine friction, and restores performance.
• Complete Fuel System Cleaner Fuel system cleaner using a proprietary PEA and PIBA detergent blend to remove harmful deposits from injectors, intake valves, and combustion chambers for consumer DIY maintenance.
• Super Concentrated Fuel Injector Cleaner Concentrated cleaner that dissolves harmful deposits from fuel injectors, intake valves, and carburetors to restore performance for DIY vehicle owners.
• Gas Treatment Keep-clean fuel additive that prevents deposit buildup in fuel injectors and carburetors for routine consumer use.
• Octane Booster Two-in-one octane booster and fuel intake system cleaner with MMT and synthetic technology to reduce knock and restore lost performance for consumer vehicles.
• Oil Treatment Oil additive that fights metal-to-metal friction by providing a thick cushion of oil between moving engine parts to protect against engine wear in consumer vehicles.
• Ceramic Oil Treatment Anti-friction ceramic oil treatment that forms a long-lasting ceramic coating to reduce engine friction, surviving multiple oil changes.
• High Mileage Oil Treatment + Stop Leak Dual-action oil treatment for high-mileage vehicles that addresses oil consumption while helping to stop minor oil leaks.
• PRO Performance Motor Oil Motor oil formulated to isolate engines from harmful wear; available in 5W-20, 5W-30, and 10W-30 grades meeting ILSAC GF-5 and API SN standards.
• SYN Full Synthetic Motor Oil Full synthetic motor oil that isolates the engine from wear while protecting vital components, available in 5W-20, 5W-30, and 10W-30 grades.
• Brake Fluid Brake system functional fluid primarily based on glycol ether with a corrosion inhibitor package, stable under heat from brake rotors, for consumer brake maintenance.
• Power Steering Fluid Hydraulic power steering fluid that transmits pressure from the pump to the steering rack or gearbox; STP Power Steering Fluid & Stop Leak variant addresses minor leaks from worn seals.
• High Mileage Transmission Fix & Conditioner Transmission fluid treatment that maintains and conditions transmission systems, particularly for high-mileage consumer vehicles.
• Pro Series Intake Valve Cleaner Pro Series home-use intake valve cleaner that removes hardened deposits without engine disassembly via a 5-step process, targeting DIY consumers seeking professional-grade results.
• Pro Series 3-in-1 Penetrant and Lubricant + Anti-Rust Protection Anti-rust penetrant that fights corrosion, displaces moisture, and lubricates, with a precision nozzle for broad spray or targeted application; Pro Series DIY/maintenance product.
• Pro Series Oil Change Wipes Pro Series oil change wipes for convenient cleanup of oil and grime during and after oil changes; consumer DIY maintenance accessory.
• Pro Series Oil Change Mat Pro Series heavy-duty reusable 30 x 42 inch mat that protects garage floors and driveways from leaks and spills during oil changes; consumer DIY maintenance accessory.
• Son of a Gun! One Step Tire Care Triple-action tire foam that cleans, shines, and protects tires without rinsing, leaving an intense satin finish; consumer tire-care product under the Son of a Gun! sub-brand.
• Tire Fix Emergency tire sealant and inflator that seals punctures up to 1/4 inch and inflates tires instantly, holding air for at least 3 days as a temporary fix for consumers.
• Foaming Cleaner & Engine Degreaser Citrus-scented foaming cleaner that clings to surfaces and penetrates grease, dirt, and oil to clean engine parts, plastics, vinyl, and metals; DIY engine-bay cleaning product.
• Cleaning & Engine Degreasing Wipes Large fibrous wipes (30 per pack) with rough texture for removing embedded dirt from engine components and surrounding areas; DIY cleanup product.
• Premium Bar and Chain Oil Chainsaw bar and chain lubricant that minimizes resin buildup, prevents wear, and stays on the chain at high speeds via adhesive technology; for outdoor power equipment owners.
• Premium Small Engine 4-Cycle Oil SAE 10W-30 Synthetic Blend All-season synthetic blend 4-cycle oil for small engines in generators, lawn mowers, tractors, and snow blowers, designed to reduce wear and increase durability.
• Premium Small Engine 4-Cycle Oil SAE 30 Small-engine 4-cycle oil using a high-quality base oil to form a protective cushion between engine parts, reducing friction in lawn and garden equipment.
• Premium 2-Cycle Fuel & Oil Pre-Mix With Fuel Stabilizer Ethanol-free pre-mixed fuel for 2-cycle air-cooled engines, available in 40:1 and 50:1 ratios, with JASO FD certified oil and ISO-L-EGD specification.
• Premium 2-Cycle Oil With Fuel Stabilizer 2-cycle engine oil with fuel stabilizer for peak performance in small 2-cycle engines, available in 40:1 and 50:1 mix ratios for outdoor power equipment.
• Small Engine Ethanol Fuel-System Cleaner + Fuel Stabilizer Dual-purpose small-engine treatment that cleans fuel systems and stabilizes fuel to protect equipment from ethanol-related deposits; treats up to 5 gallons.
• Premium Fuel Stabilizer Fuel stabilizer for 2 and 4-cycle engines that keeps fuel fresh, protects against ethanol damage, and includes antioxidants and corrosion inhibitors for seasonal storage.

Quantifiable outcome

• 2x the amount of cleaning agents vs leading premium gasoline (for Complete Fuel System Cleaner 12 fl oz)
• +3 more outcomes

Segments6 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Three partnerships are on record, tiered flagship and core.

• Richard Petty MotorsportsflagshipGTM or Marketing PartnerSTP has maintained a relationship with Richard Petty Motorsports since 1972, representing the longest affiliation of its kind in NASCAR history. Richard Petty first adorned the STP logo at Riverside International Raceway in 1972. The partnership currently supports the No. 43 car driven by Erik Jones in the NASCAR Cup Series.
• Legacy Motor Club (formerly Petty GMS Motorsports)coreGTM or Marketing PartnerPartnership with Legacy Motor Club, formerly known as Petty GMS Motorsports. The racing team operates in the NASCAR ecosystem with STP branding on race vehicles.
• Energizer AutocoreOthersSTP is a trademark of Energizer Auto. Energizer Holdings Inc. is the parent company overseeing the STP brand and other automotive product lines.

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Gumout: Gumout (owned by Illinois Tool Works) is a direct fuel-additive competitor with a similar legacy-brand positioning, mass-retail distribution, and focus on fuel system cleaners and engine treatments.
• BG Products: BG Products is a direct peer in fuel additives, oil treatments, and professional-grade engine service chemicals, with overlapping Pro-Series-style SKUs and a strong pro-mechanic channel similar to STP's prosumer segment.
• Prestone: Prestone (a Honeywell brand) competes directly with STP in functional fluids—antifreeze/coolant, brake fluid, and power steering fluid—at the same mass-retail outlets (Walmart, Home Depot, Canadian Tire, auto parts chains).
• Royal Purple: Royal Purple (a Calumet Specialty Products brand) competes directly in synthetic motor oils, oil additives, and high-performance lubricants, overlapping STP's SYN Full Synthetic and Pro Performance motor oil lines.
• Lucas Oil: Lucas Oil is a direct peer in fuel additives, motor oils, and engine treatments, with a similar mass-retail and motorsport-driven brand playbook (Lucas Oil Indianapolis Raceway, major NHRA sponsorship). Comparable product breadth and DIY/prosumer customer base.
• Liqui Moly: Liqui Moly is a German motor oil and additive maker with very similar product structure (motor oils, fuel additives, functional fluids, Pro-Line professional line) and comparable global retail distribution, including strong presence in Europe where STP also operates.
• Sea Foam: Sea Foam makes fuel additives, motor treatments and lubricants directly competing with STP's flagship fuel system cleaners and oil treatments, sold through similar auto parts and mass retail channels.
• Gold Eagle (HEET, Sta-Bil, 104+): Gold Eagle's HEET, Sta-Bil and 104+ lines compete directly with STP's gas treatment, fuel stabilizer, and octane booster SKUs in the same mass-retail channels across North America.

Broad incumbents

• Castrol: Castrol (BP) is a broad incumbent in motor oils and functional fluids, overlapping STP's PRO Performance and SYN Full Synthetic motor oil lines with broader global OEM relationships and brand investment STP does not match.
• Valvoline: Valvoline is a broad incumbent with overlapping motor oils, additives, and functional fluids, plus a much larger quick-lube service network. It competes with STP across motor oil SKUs while also offering installation services STP does not.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/originalstp
• YouTubeyoutube.com/user/originalSTP
• Facebookfacebook.com/STP
• Instagraminstagram.com/originalstp
• LinkedInlinkedin.com/company/stp-products-manufacturing-company

Revenue estimate

Valuation estimate

Number of profiles

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 STP