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The global automotive glow plug market size reached a value of approximately USD 3.69 Billion in 2025. The market is further expected to grow at a CAGR of 4.30% between 2026 and 2035, reaching a value of USD 5.62 Billion by 2035.
Base Year
Historical Period
Forecast Period
Compound Annual Growth Rate
4.3%
Value in USD Billion
2026-2035
*this image is indicative*
An automotive glow plug is a heating element utilised in various vehicles that is typically made of metal or ceramics. This heating element heats up the fuel and air present in the engine and promotes effective fuel combustion in diesel engines. It aids in providing additional energy necessary to operate a diesel engine.

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The EMR’s report titled “Automotive Glow Plug Market Report and Forecast 2026-2035 offers a detailed analysis of the market based on the following segments:
Market Breakup by Product Type
Market Breakup by Vehicle Type
Market Breakup by Sales Channel
Market Breakup by Region

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On the basis of product type, ceramic glow plugs are expected to account for a significant portion of the market according to the automotive glow plugs market forecast. This is due to the ability of ceramic glow plugs to heat up more quickly than their metal counterparts. Ceramic glow plugs possess ceramic heating element encased in a high-performance material ensuring the safety of the heating element. Such advantages are expected to boost the automotive glow plugs market share over the forecast period. These plugs are high in demand in both sales channels, aftermarket as well as OEM since they play a crucial role in ensuring proper functioning of the internal combustion engines of vehicles under extreme temperature conditions.
According to the automotive glow plugs market research, the Asia Pacific region is anticipated to witness exponential growth over the forecast period. This growth can be attribute to the rising demands and sales of automobiles in the Asia Pacific region. With vehicles becoming more affordable, increasing urbanisation, and rising disposable income, more people in the region are purchasing vehicles. The automotive glow plugs market size is anticipated to grow significantly in the region owing to increased availability of new vehicles and passenger cars among emerging economies in the Asia Pacific. Rising car sales coupled with the presence of several key players is further expected to aid the growth of the market according to the automotive glow plugs market research report.
The comprehensive EMR report provides an in-depth assessment of the market based on the Porter's five forces model along with giving a SWOT analysis. The report gives a detailed analysis of the following key players in the global automotive glow plug market, covering their competitive landscape and latest developments like mergers, acquisitions, investments, and expansion plans.
DENSO Corporation is an automotive component manufacturing company that was founded in 1949 and is based in Aichi, Japan. It is one of the largest auto parts suppliers in the world developing, and manufacturing auto parts such as hybrid vehicle components, instrument clusters, spark plugs, and airbag systems.
NGK Spark Plug Co., Ltd. was established in 1936 and is based in Nagoya, Japan. With a focus on technological innovations, the company manufactures and sell products for internal combustion engines and spark plugs and sensors for various applications. Their product portfolio also includes glow plugs, cutting tools, medical products, and piezoelectric ceramics.
Robert Bosch GmbH is a multinational technology and engineering company that was formed in 1886 and is based in Gerlingen, Germany. They manufacture power tools, automotive parts, home appliances, security systems, and electronics, among others. They are focused towards providing technologies and services in domains such as mobility solutions, consumer goods, and industrial technology, among others.
*Please note that this is only a partial list; the complete list of key players is available in the full report. Additionally, the list of key players can be customized to better suit your needs.*
Other market players include Tenneco Inc., Magneti Marelli S.p.A., BorgWarner Inc., General Motors, HKT Corporation, First Brands Group LLC., and Zenith Industries, among others.
*While we strive to always give you current and accurate information, the numbers depicted on the website are indicative and may differ from the actual numbers in the main report. At Expert Market Research, we aim to bring you the latest insights and trends in the market. Using our analyses and forecasts, stakeholders can understand the market dynamics, navigate challenges, and capitalize on opportunities to make data-driven strategic decisions.*
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The market size for automotive glow plugs reached a value of approximately USD 3.69 Billion in 2025.
The market for automotive glow plugs is expected to grow at a CAGR of 4.30% between 2026 and 2035.
The market for automotive glow plugs is estimated to witness a healthy growth in the forecast period of 2026-2035 to reach USD 5.62 Billion by 2035.
The major market drivers include rising sales of vehicles, increasing demand for commercial vehicles, and usage of gasoline vehicles for logistics.
The key trends fuelling the growth of the market include the increase in vehicle production, advancements in technology, and preference for gasoline vehicles in regions with limited electric vehicle charging infrastructure.
The primary sales channels in the market are OEM and aftermarket.
An automotive glow plugs aid in heating air and incoming fuel so as to ensure efficient fuel combustion in diesel engines.
The various product types in the market are metal glow plug and ceramic glow plug.
The major regions in the market are North America, Europe, the Asia Pacific, Latin America, and the Middle East and Africa.
The key players in the automotive glow plugs market are DENSO Corporation, NGK Spark Plug Co., Ltd., Robert Bosch GmbH, Tenneco Inc., Magneti Marelli S.p.A., BorgWarner Inc., General Motors, HKT Corporation, First Brands Group LLC., and Zenith Industries, among others.
Explore our key highlights of the report and gain a concise overview of key findings, trends, and actionable insights that will empower your strategic decisions.
| REPORT FEATURES | DETAILS |
| Base Year | 2025 |
| Historical Period | 2019-2025 |
| Forecast Period | 2026-2035 |
| Scope of the Report |
Historical and Forecast Trends, Industry Drivers and Constraints, Historical and Forecast Market Analysis by Segment:
|
| Breakup by Product Type |
|
| Breakup by Vehicle Type |
|
| Breakup by Sales Channel |
|
| Breakup by Region |
|
| Market Dynamics |
|
| Competitive Landscape |
|
| Companies Covered |
|
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