Global Open Crankcase Ventilation System Market Growth 2026-2032
Description
The global Open Crankcase Ventilation System market size is predicted to grow from US$ 761 million in 2025 to US$ 1223 million in 2032; it is expected to grow at a CAGR of 7.1% from 2026 to 2032.
In 2025, global sales of open crankcase ventilation systems reached 4.2 million units, with an average selling price of US$185 per unit. Open crankcase ventilation systems refer to ventilation solutions that directly ventilate engine crankcase blow-by gases through external piping and filtration devices, performing oil-gas separation and emission control. They are primarily used in medium and heavy-duty diesel engines, construction machinery, and generator sets to reduce crankcase pressure, decrease oil contamination, and extend engine life. Upstream raw materials include aluminum alloy housings, stainless steel or engineering plastic piping, fiber filter media, rubber seals, and fasteners. On average, a single system consumes approximately 1.8 kg of aluminum alloy, 0.25 kg of filter media, and 0.15 kg of rubber components. Major upstream suppliers are metal processing, filter material, and seal manufacturers, while downstream direct suppliers include engine OEMs, construction machinery manufacturers, marine power system integrators, and aftermarket repair channels. Global total production capacity in 2025 was approximately 5.2 million units, with an average industry gross margin of approximately 28%–35%. In terms of downstream consumption, construction machinery accounts for approximately 38%, heavy trucks and commercial vehicles account for approximately 34%, ships and power generation equipment account for approximately 18%, and the industrial modification and aftermarket accounts for approximately 10%. Driven by increasingly stringent emission regulations, higher requirements for engine reliability, and growing demand for retrofitting older equipment, open crankcase ventilation systems maintain stable demand in high-load conditions, off-road machinery, and developing markets, and continue to offer business opportunities in the high-efficiency oil-gas separation, modular design, and aftermarket replacement sectors.
From an overall market perspective, open crankcase ventilation systems are currently in a phase of "stable demand but constrained technological pathways." On the one hand, in the fields of construction machinery, marine power, mining equipment, and some non-road diesel engines, the harsh operating conditions and limited maintenance resources mean there is still a strong reliance on open solutions that are simple in structure, highly reliable, and have low maintenance costs. The large scale of existing equipment ensures that aftermarket replacement demand is long-term, forming a relatively rigid basic market. On the other hand, increasingly stringent global emission regulations, especially the stricter controls on crankcase emissions in Europe, the United States, and some Asia-Pacific countries, are squeezing the application space of open systems in new engine installations. Growth is primarily driven by replacements of existing equipment, new equipment in developing regions, and scenarios with relatively relaxed regulations.
From a competition and value structure perspective, this market has a moderate technological threshold and a high degree of product homogeneity. Price competition is more pronounced in standardized models, where OEMs have strong bargaining power. However, in high-power, high-displacement engines and customized solutions for special operating conditions, manufacturers with experience in filtration efficiency, durability, and system matching can maintain good profit margins.
Future market opportunities primarily focus on three areas: first, reducing the overall lifecycle cost of the system by improving oil-gas separation efficiency and extending filter life; second, cultivating the aftermarket and retrofit market by providing standardized replacement parts and service packages; and third, in the context of evolving regulations, creating tiered configurations with closed or semi-closed solutions to meet the needs of customers with different emission levels and cost ranges.
Overall, this market segment is unlikely to experience rapid expansion, but it offers stable cash flow and structural upgrade potential, making it suitable for success through scale, distribution channels, and service capabilities.
LP Information, Inc. (LPI) ' newest research report, the “Open Crankcase Ventilation System Industry Forecast” looks at past sales and reviews total world Open Crankcase Ventilation System sales in 2025, providing a comprehensive analysis by region and market sector of projected Open Crankcase Ventilation System sales for 2026 through 2032. With Open Crankcase Ventilation System sales broken down by region, market sector and sub-sector, this report provides a detailed analysis in US$ millions of the world Open Crankcase Ventilation System industry.
This Insight Report provides a comprehensive analysis of the global Open Crankcase Ventilation System landscape and highlights key trends related to product segmentation, company formation, revenue, and market share, latest development, and M&A activity. This report also analyzes the strategies of leading global companies with a focus on Open Crankcase Ventilation System portfolios and capabilities, market entry strategies, market positions, and geographic footprints, to better understand these firms’ unique position in an accelerating global Open Crankcase Ventilation System market.
This Insight Report evaluates the key market trends, drivers, and affecting factors shaping the global outlook for Open Crankcase Ventilation System and breaks down the forecast by Type, by Application, geography, and market size to highlight emerging pockets of opportunity. With a transparent methodology based on hundreds of bottom-up qualitative and quantitative market inputs, this study forecast offers a highly nuanced view of the current state and future trajectory in the global Open Crankcase Ventilation System.
This report presents a comprehensive overview, market shares, and growth opportunities of Open Crankcase Ventilation System market by product type, application, key manufacturers and key regions and countries.
Segmentation by Type:
Natural Ventilation
Forced Ventilation
Segmentation by Separation Type:
Cyclone Separation
Filtration Separation
Compound Separation
Segmentation by Integration:
External Standalone
Integrated
Segmentation by Application:
Diesel Engines
Construction Machinery
Others
This report also splits the market by region:
Americas
United States
Canada
Mexico
Brazil
APAC
China
Japan
Korea
Southeast Asia
India
Australia
Europe
Germany
France
UK
Italy
Russia
Middle East & Africa
Egypt
South Africa
Israel
Turkey
GCC Countries
The below companies that are profiled have been selected based on inputs gathered from primary experts and analysing the company's coverage, product portfolio, its market penetration.
Solberg MFG
MANN+HUMMEL
GFT Filters
Parker
Metal Textiles Corporation
Alfdex
PAWELSON
Hengst Filtration
Fleetguard
Perkins Engines
Key Questions Addressed in this Report
What is the 10-year outlook for the global Open Crankcase Ventilation System market?
What factors are driving Open Crankcase Ventilation System market growth, globally and by region?
Which technologies are poised for the fastest growth by market and region?
How do Open Crankcase Ventilation System market opportunities vary by end market size?
How does Open Crankcase Ventilation System break out by Type, by Application?
Please note: The report will take approximately 2 business days to prepare and deliver.
In 2025, global sales of open crankcase ventilation systems reached 4.2 million units, with an average selling price of US$185 per unit. Open crankcase ventilation systems refer to ventilation solutions that directly ventilate engine crankcase blow-by gases through external piping and filtration devices, performing oil-gas separation and emission control. They are primarily used in medium and heavy-duty diesel engines, construction machinery, and generator sets to reduce crankcase pressure, decrease oil contamination, and extend engine life. Upstream raw materials include aluminum alloy housings, stainless steel or engineering plastic piping, fiber filter media, rubber seals, and fasteners. On average, a single system consumes approximately 1.8 kg of aluminum alloy, 0.25 kg of filter media, and 0.15 kg of rubber components. Major upstream suppliers are metal processing, filter material, and seal manufacturers, while downstream direct suppliers include engine OEMs, construction machinery manufacturers, marine power system integrators, and aftermarket repair channels. Global total production capacity in 2025 was approximately 5.2 million units, with an average industry gross margin of approximately 28%–35%. In terms of downstream consumption, construction machinery accounts for approximately 38%, heavy trucks and commercial vehicles account for approximately 34%, ships and power generation equipment account for approximately 18%, and the industrial modification and aftermarket accounts for approximately 10%. Driven by increasingly stringent emission regulations, higher requirements for engine reliability, and growing demand for retrofitting older equipment, open crankcase ventilation systems maintain stable demand in high-load conditions, off-road machinery, and developing markets, and continue to offer business opportunities in the high-efficiency oil-gas separation, modular design, and aftermarket replacement sectors.
From an overall market perspective, open crankcase ventilation systems are currently in a phase of "stable demand but constrained technological pathways." On the one hand, in the fields of construction machinery, marine power, mining equipment, and some non-road diesel engines, the harsh operating conditions and limited maintenance resources mean there is still a strong reliance on open solutions that are simple in structure, highly reliable, and have low maintenance costs. The large scale of existing equipment ensures that aftermarket replacement demand is long-term, forming a relatively rigid basic market. On the other hand, increasingly stringent global emission regulations, especially the stricter controls on crankcase emissions in Europe, the United States, and some Asia-Pacific countries, are squeezing the application space of open systems in new engine installations. Growth is primarily driven by replacements of existing equipment, new equipment in developing regions, and scenarios with relatively relaxed regulations.
From a competition and value structure perspective, this market has a moderate technological threshold and a high degree of product homogeneity. Price competition is more pronounced in standardized models, where OEMs have strong bargaining power. However, in high-power, high-displacement engines and customized solutions for special operating conditions, manufacturers with experience in filtration efficiency, durability, and system matching can maintain good profit margins.
Future market opportunities primarily focus on three areas: first, reducing the overall lifecycle cost of the system by improving oil-gas separation efficiency and extending filter life; second, cultivating the aftermarket and retrofit market by providing standardized replacement parts and service packages; and third, in the context of evolving regulations, creating tiered configurations with closed or semi-closed solutions to meet the needs of customers with different emission levels and cost ranges.
Overall, this market segment is unlikely to experience rapid expansion, but it offers stable cash flow and structural upgrade potential, making it suitable for success through scale, distribution channels, and service capabilities.
LP Information, Inc. (LPI) ' newest research report, the “Open Crankcase Ventilation System Industry Forecast” looks at past sales and reviews total world Open Crankcase Ventilation System sales in 2025, providing a comprehensive analysis by region and market sector of projected Open Crankcase Ventilation System sales for 2026 through 2032. With Open Crankcase Ventilation System sales broken down by region, market sector and sub-sector, this report provides a detailed analysis in US$ millions of the world Open Crankcase Ventilation System industry.
This Insight Report provides a comprehensive analysis of the global Open Crankcase Ventilation System landscape and highlights key trends related to product segmentation, company formation, revenue, and market share, latest development, and M&A activity. This report also analyzes the strategies of leading global companies with a focus on Open Crankcase Ventilation System portfolios and capabilities, market entry strategies, market positions, and geographic footprints, to better understand these firms’ unique position in an accelerating global Open Crankcase Ventilation System market.
This Insight Report evaluates the key market trends, drivers, and affecting factors shaping the global outlook for Open Crankcase Ventilation System and breaks down the forecast by Type, by Application, geography, and market size to highlight emerging pockets of opportunity. With a transparent methodology based on hundreds of bottom-up qualitative and quantitative market inputs, this study forecast offers a highly nuanced view of the current state and future trajectory in the global Open Crankcase Ventilation System.
This report presents a comprehensive overview, market shares, and growth opportunities of Open Crankcase Ventilation System market by product type, application, key manufacturers and key regions and countries.
Segmentation by Type:
Natural Ventilation
Forced Ventilation
Segmentation by Separation Type:
Cyclone Separation
Filtration Separation
Compound Separation
Segmentation by Integration:
External Standalone
Integrated
Segmentation by Application:
Diesel Engines
Construction Machinery
Others
This report also splits the market by region:
Americas
United States
Canada
Mexico
Brazil
APAC
China
Japan
Korea
Southeast Asia
India
Australia
Europe
Germany
France
UK
Italy
Russia
Middle East & Africa
Egypt
South Africa
Israel
Turkey
GCC Countries
The below companies that are profiled have been selected based on inputs gathered from primary experts and analysing the company's coverage, product portfolio, its market penetration.
Solberg MFG
MANN+HUMMEL
GFT Filters
Parker
Metal Textiles Corporation
Alfdex
PAWELSON
Hengst Filtration
Fleetguard
Perkins Engines
Key Questions Addressed in this Report
What is the 10-year outlook for the global Open Crankcase Ventilation System market?
What factors are driving Open Crankcase Ventilation System market growth, globally and by region?
Which technologies are poised for the fastest growth by market and region?
How do Open Crankcase Ventilation System market opportunities vary by end market size?
How does Open Crankcase Ventilation System break out by Type, by Application?
Please note: The report will take approximately 2 business days to prepare and deliver.
Table of Contents
90 Pages
- *This is a tentative TOC and the final deliverable is subject to change.*
- 1 Scope of the Report
- 2 Executive Summary
- 3 Global by Company
- 4 World Historic Review for Open Crankcase Ventilation System by Geographic Region
- 5 Americas
- 6 APAC
- 7 Europe
- 8 Middle East & Africa
- 9 Market Drivers, Challenges and Trends
- 10 Manufacturing Cost Structure Analysis
- 11 Marketing, Distributors and Customer
- 12 World Forecast Review for Open Crankcase Ventilation System by Geographic Region
- 13 Key Players Analysis
- 14 Research Findings and Conclusion
Pricing
Currency Rates
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