What Standard Motor Products makes

Standard Motor Products (NYSE: SMP) manufactures and distributes replacement parts for the automotive aftermarket and custom-engineered products for on- and off-highway vehicle and equipment makers. The company reports more than 80,000 part numbers across all vehicle platforms, covering gas, diesel, hybrid, and electric systems, and says over half of its sales now sit in powertrain-neutral categories that carry across those platforms.

The business runs in four segments. Vehicle Control builds ignition, emissions and fuel, wire sets, and electrical and safety components, spanning more than 165 powertrain-neutral categories including advanced driver assistance and safety parts. Temperature Control covers air conditioning system parts, compressors, heat exchangers, and expansion devices, plus engine, transmission, electric drive motor, and battery thermal management. Engineered Solutions supplies custom vehicle control and thermal products to vehicle and equipment OEMs and their tier suppliers across commercial vehicle, powersports, agriculture, construction, hydraulics, and outdoor power equipment, under the Trombetta and Stabil brands. Nissens Automotive, added in late 2024, brings more than 15,000 thermal and engine-efficiency parts marketed in Europe under the Nissens, AVA, and Highway Automotive brands.

SMP sells under a portfolio of aftermarket brands including Standard, Blue Streak, Echlin, Pollak, and Belden. Its named product families run from gasoline direct injectors and ignition coils to sensors, AC compressors, and electric water pumps, the last added by Nissens to support newer vehicle architectures.

Financial performance

SMP reported full-year 2025 consolidated net sales of $1.79 billion, up 22.4% from $1.46 billion in 2024. Excluding the Nissens Automotive acquisition, organic sales rose 4.0% for the year. In the second quarter of 2026 the company posted consolidated net sales of $501.6 million (adjusted net sales of $526.7 million) and record adjusted EBITDA of $63.5 million. For full-year 2026 management guided to low- to mid-single-digit sales growth and adjusted EBITDA margins between 11% and 12%.

The company carries a public balance sheet to match. Net leverage was 2.5 times EBITDA at the end of the second quarter of 2026, with management on track to reach 2.0 times by year-end, and SMP announced a new $750 million credit facility. Its market capitalization is roughly $1 billion. SMP employs approximately 5,700 people, up about 5% over the trailing year, with roughly 2,000 in the United States and 3,600 internationally across sites in Mexico, Canada, Europe, and Asia, and about 2,800 in production roles.

Ownership and history

Elias Fife and Ralph Van Allen founded Standard Motor Products in New York City in 1919, specializing in ignition and electrical products, and moved the company to Long Island City in 1921. SMP is a public company listed on the New York Stock Exchange under the ticker SMP, and the founding Sills family retains a significant ownership interest. Chief Executive Officer Eric Sills represents the fourth generation of that family, has led the company as CEO since 2016, and served as Chairman of the Board of Governors of the Motor & Equipment Manufacturers Association (MEMA) in 2022 and 2023, continuing on its board today.

The company's footprint expanded sharply in late 2024 with the acquisition of Nissens Automotive, described as Europe's market-leading aftermarket supplier of thermal and engine-efficiency components. SMP now operates across the United States, Canada, Latin America, Europe, and Asia, and describes four complementary segments that let it serve a broad set of end markets. Its headquarters remain at 37-18 Northern Boulevard in Long Island City, New York, the building the company has occupied for more than a century.

Certifications and quality

SMP maintains widely held automotive quality and environmental certifications across its plant network. Per its 2024 annual report, seventeen of the company's principal manufacturing facilities held ISO 9001 and/or IATF 16949 quality management system certification, and thirteen principal manufacturing and distribution facilities held ISO 14001 environmental certification. The company posts current IATF 16949 and ISO 14001 certificates on its site. Multi-site IATF 16949 is the sector norm for suppliers serving vehicle programs, and it governs the production part approval and quality-planning disciplines that aftermarket and OEM parts programs require.

Known customers

SMP's largest customers are named in its public filings because their share of sales is material. The concentration is a documented fact rather than a claim.

SMP's three largest individual customers accounted for approximately 60.7% of consolidated net sales in 2024. In its Engineered Solutions segment the company sells to vehicle and equipment manufacturers, their tier suppliers, and system integrators, which are not individually named.

Sourcing evidence

SMP appears in US customs bill-of-lading records as an active importer of record. The main Standard Motor Products entity shows 1,638 sea shipments on record, with the most recent dated September 15, 2026, and separate Temperature Control importer records in Lewisville, Texas add several hundred more. Named foreign suppliers in the aggregate data include Shanghai Ruiwa Industries and Cub Elecparts, consistent with a components and thermal parts import profile.

Coverage caveats apply. These are US ocean-freight records only; air, truck, and rail movements do not appear, and some records name freight intermediaries rather than manufacturers. SMP operates through several importer entities, so a single-entity count understates total activity. The figures here come from public customs search data and are an activity signal, not an audited procurement ledger. Absence of a record is not evidence of absence. Buyers weighing tariff exposure or nearshoring options on imported components should treat these as directional.

Frequently asked questions

What does Standard Motor Products make?

Standard Motor Products manufactures and distributes replacement parts for the automotive aftermarket and custom-engineered products for vehicle and equipment makers. It reports more than 80,000 part numbers across engine management, ignition, emissions and fuel, electrical and safety, and temperature control categories, covering gas, diesel, hybrid, and electric platforms.

Who owns Standard Motor Products?

Standard Motor Products is a public company listed on the New York Stock Exchange under the ticker SMP. The founding Sills family retains a significant ownership interest, and CEO Eric Sills is the fourth generation of the family that established the company in 1919.

What is Standard Motor Products' revenue?

Standard Motor Products reported full-year 2025 consolidated net sales of $1.79 billion, up 22.4% from $1.46 billion in 2024, or up 4.0% excluding its Nissens Automotive acquisition. Second-quarter 2026 consolidated net sales were $501.6 million with record adjusted EBITDA of $63.5 million.

Where is Standard Motor Products headquartered?

Standard Motor Products is headquartered at 37-18 Northern Boulevard, Long Island City, New York 11101. The company has operated from Long Island City since 1921 and runs manufacturing and distribution sites across the United States, Canada, Mexico, Europe, and Asia.

Who are Standard Motor Products' customers?

Standard Motor Products' largest aftermarket customers, disclosed in its public filings, are O'Reilly Auto Parts (28.4% of 2024 net sales), AutoZone (18.8%), and Genuine Parts Company / NAPA (13.5%). Its Engineered Solutions segment sells custom parts to vehicle and equipment manufacturers and their tier suppliers.

What certifications does Standard Motor Products hold?

Per its 2024 annual report, seventeen of Standard Motor Products' principal manufacturing facilities held ISO 9001 and/or IATF 16949 quality certification, and thirteen principal manufacturing and distribution facilities held ISO 14001 environmental certification. The company posts current IATF 16949 and ISO 14001 certificates on its website.

Last verified September 28, 2026. Is this your company? Request a correction.