Automotive Crankcase Ventilation Systems - Global Strategic Business Report

The global market for Automotive Crankcase Ventilation Systems was estimated at US$9.7 Billion in 2024 and is projected to reach US$10.4 Billion by 2030, growing at a CAGR of 1.2% from 2024 to 2030. This comprehensive report provides an in-depth analysis of market trends, drivers, and forecasts, helping you make informed business decisions. The report includes the most recent global tariff developments and how they impact the Automotive Crankcase Ventilation Systems market.

Global 'Automotive Crankcase Ventilation Systems' Market - Key Trends & Drivers Summarized

Why Is Crankcase Ventilation Still a Crucial Element in Engine Design?

Automotive crankcase ventilation systems remain an essential component of internal combustion engine (ICE) architectures, designed to manage and reroute blow-by gases that escape from the combustion chamber into the crankcase. Without effective ventilation, these gases rich in hydrocarbons, oil vapor, and moisture can increase crankcase pressure, leading to oil leakage, sludge formation, and reduced engine efficiency. Crankcase ventilation systems help protect engine internals, improve combustion stability, and reduce environmental emissions by redirecting blow-by gases into the intake manifold for re-burning. Despite the global shift toward electrification, ICE vehicles including hybrids and range-extender models continue to dominate fleets in most regions, maintaining the relevance of crankcase ventilation as a core requirement in powertrain design.

How Are Emissions Regulations and Engine Downsizing Impacting System Innovation?

Tightening emissions standards across Europe, North America, and Asia are pushing OEMs and Tier 1 suppliers to develop more sophisticated crankcase ventilation systems that not only manage pressure but also actively separate oil mist and filter particulate matter. Modern engines, especially turbocharged and downsized ones, operate under higher pressure conditions, necessitating more efficient and durable separator units. Technologies such as cyclonic separators, coalescing filters, and variable flow control valves are increasingly integrated into these systems to enhance oil recovery and reduce particulate emissions. Moreover, integration with positive crankcase ventilation (PCV) valves and closed-loop systems is becoming standard to meet evaporative emission requirements while minimizing maintenance intervals.

What Is the Role of Hybrid Powertrains and Aftertreatment Systems in Shaping Demand?

While pure electric vehicles bypass the need for crankcase ventilation, hybrid and plug-in hybrid models still rely on ICEs, albeit intermittently. This sporadic engine use introduces unique challenges such as moisture buildup and delayed thermal regulation, which effective ventilation systems help mitigate. Additionally, the interaction of crankcase emissions with exhaust aftertreatment systems like particulate filters and catalytic converters necessitates cleaner pre-treatment, reinforcing the demand for high-efficiency ventilation units. The growing use of start-stop technology also increases crankcase pressure fluctuations, prompting the need for more responsive and electronically controlled ventilation systems. As manufacturers seek to optimize powertrain packaging, crankcase ventilation components are being integrated more compactly and intelligently into engine modules.

What Factors Are Propelling Growth in the Ventilation Systems Market?

The growth in the automotive crankcase ventilation systems market is driven by several factors including stricter global emission mandates, increasing deployment of turbocharged and downsized engines, and the continued prevalence of ICE and hybrid powertrains in both passenger and commercial vehicles. The push for extended engine life and improved fuel economy has made efficient crankcase management indispensable. Moreover, advancements in filtration technology and the development of maintenance-free ventilation modules have enhanced the appeal of modern systems. OEMs are investing in compact, integrated designs that align with space-constrained engine bays, while fleet operators and regulators emphasize cleaner engine operations. The market is further supported by strong aftermarket demand, especially in regions with aging vehicle populations, sustaining long-term opportunities for component manufacturers.

Key Insights:

• Market Growth: Understand the significant growth trajectory of the OEM Distribution Channel segment, which is expected to reach US$7.0 Billion by 2030 with a CAGR of a 0.9%. The Aftermarket Distribution Channel segment is also set to grow at 1.7% CAGR over the analysis period.
• Regional Analysis: Gain insights into the U.S. market, valued at $2.6 Billion in 2024, and China, forecasted to grow at an impressive 2.3% CAGR to reach $1.9 Billion by 2030. Discover growth trends in other key regions, including Japan, Canada, Germany, and the Asia-Pacific.

Why You Should Buy This Report:

• Detailed Market Analysis: Access a thorough analysis of the Global Automotive Crankcase Ventilation Systems Market, covering all major geographic regions and market segments.
• Competitive Insights: Get an overview of the competitive landscape, including the market presence of major players across different geographies.
• Future Trends and Drivers: Understand the key trends and drivers shaping the future of the Global Automotive Crankcase Ventilation Systems Market.
• Actionable Insights: Benefit from actionable insights that can help you identify new revenue opportunities and make strategic business decisions.

Key Questions Answered:

• How is the Global Automotive Crankcase Ventilation Systems Market expected to evolve by 2030?
• What are the main drivers and restraints affecting the market?
• Which market segments will grow the most over the forecast period?
• How will market shares for different regions and segments change by 2030?
• Who are the leading players in the market, and what are their prospects?

Report Features:

• Comprehensive Market Data: Independent analysis of annual sales and market forecasts in US$ Million from 2024 to 2030.
• In-Depth Regional Analysis: Detailed insights into key markets, including the U.S., China, Japan, Canada, Europe, Asia-Pacific, Latin America, Middle East, and Africa.
• Company Profiles: Coverage of players such as Aisan Industry Co., Ltd., Alfdex AB, BorgWarner Inc., Continental AG, and more.
• Complimentary Updates: Receive free report updates for one year to keep you informed of the latest market developments.

Some of the 44 companies featured in this Automotive Crankcase Ventilation Systems market report include:

• Aisan Industry Co., Ltd.
• Alfdex AB
• BorgWarner Inc.
• Continental AG
• Cummins Inc.
• Dongguan Ruichen Auto Parts Co.
• Eckerle Industrie-Elektronik GmbH
• FAI Automotive plc
• Hengst SE
• IBIDEN Co., Ltd.
• MAHLE GmbH
• Mann+Hummel Group
• Pacific Industrial Co., Ltd.
• PARKER HANNIFIN CORP
• Rheinmetall AG
• Ruian Hualian Auto Parts Co., Ltd
• Seg Automotive Germany GmbH
• Sogefi Group
• UFI Filters Group
• Valeo S.A.

This edition integrates the latest global trade and economic shifts as of June 2025 into comprehensive market analysis. Key updates include:

• Tariff and Trade Impact: Insights into global tariff negotiations across 180+ countries, with analysis of supply chain turbulence, sourcing disruptions, and geographic realignment. Special focus on 2025 as a pivotal year for trade tensions, including updated perspectives on the Trump-era tariffs.
• Adjusted Forecasts and Analytics: Revised global and regional market forecasts through 2030, incorporating tariff effects, economic uncertainty, and structural changes in globalization. Includes segmentation by product, technology, type, material, distribution channel, application, and end-use, with historical analysis since 2015.
• Strategic Market Dynamics: Evaluation of revised market prospects, regional outlooks, and key economic indicators such as population and urbanization trends.
• Innovation & Technology Trends: Latest developments in product and process innovation, emerging technologies, and key industry drivers shaping the competitive landscape.
• Competitive Intelligence: Updated global market share estimates for 2025, competitive positioning of major players (Strong/Active/Niche/Trivial), and refined focus on leading global brands and core players.
• Expert Insight & Commentary: Strategic analysis from economists, trade experts, and domain specialists to contextualize market shifts and identify emerging opportunities.
• Complimentary Update: Buyers receive a free July 2025 update with finalized tariff impacts, new trade agreement effects, revised projections, and expanded country-level coverage.