Automotive Radiator Hose Market latest Statistics on Market Size, Growth, Production, Sales Volume, Sales Price, Market Share and Import vs Export 

Automotive Radiator Hose Market Summary Highlights

The Automotive Radiator Hose Market is demonstrating steady structural growth driven by rising vehicle production, increasing thermal management complexity, and material innovation in high-temperature resistant elastomers. Radiator hoses remain a critical component within internal combustion engine (ICE), hybrid, and emerging thermal management architectures of electric vehicles where battery cooling loops require similar fluid transfer solutions.

From a supply chain perspective, the Automotive Radiator Hose Market is transitioning toward high-durability EPDM compounds, silicone hoses, and multilayer reinforced structures designed to withstand pressures exceeding 2–4 bar and temperatures above 150°C. OEM demand continues to dominate revenue share, although aftermarket replacement demand remains structurally stable due to predictable wear cycles of 4–6 years.

Asia-Pacific continues to account for the largest production concentration due to vehicle manufacturing expansion in India, China, Thailand, and Indonesia. Meanwhile, North America and Europe are seeing increased adoption of lightweight radiator hose designs to support fuel efficiency compliance and emission reduction targets.

Electrification is not eliminating demand but reshaping it. Hybrid vehicles still require conventional radiator systems while battery electric vehicles increasingly use coolant hose networks for battery packs, inverters, and power electronics. As a result, the Automotive Radiator Hose Market is evolving rather than contracting.

Cost optimization remains a central procurement priority. Tier-1 suppliers are increasingly focusing on automated extrusion lines, robotic curing processes, and advanced polymer blends to reduce lifecycle failure rates and warranty costs.

Key quantified insights shaping the Automotive Radiator Hose Market outlook:

• The Automotive Radiator Hose Market is projected to reach approximately USD 4.2 billion in 2026, growing at a projected CAGR of 5.4% from 2025–2032
• Passenger vehicles account for nearly 68% of total Automotive Radiator Hose Market demand in 2026
• EPDM rubber hoses represent approximately 52% material share due to thermal resistance and cost efficiency
• Silicone radiator hoses are expected to grow at 7.1% CAGR through 2032 due to performance vehicle and heavy-duty applications
• Asia-Pacific contributes about 47% of global Automotive Radiator Hose Market volume demand
• OEM segment accounts for nearly 61% revenue share while aftermarket contributes about 39%
• Average replacement cycle of radiator hoses ranges between 80,000–120,000 km, sustaining aftermarket revenue streams
• Hybrid vehicle cooling hose demand is projected to grow 8.3% annually through 2030
• Lightweight hose material adoption increased approximately 11% between 2024 and 2026
• Failure reduction programs by OEMs reduced warranty claims related to cooling systems by 9% between 2023 and 2026

Automotive Radiator Hose Market Trend – Rising Global Vehicle Production Supporting Component Demand

The most fundamental growth driver of the Automotive Radiator Hose Market remains global vehicle production expansion. Automotive output is projected to reach approximately 96 million units in 2026, compared to an estimated 92 million units in 2025, reflecting a production growth rate near 4%.

Each internal combustion vehicle typically integrates 2–5 radiator hoses, while hybrid vehicles may include 5–8 thermal fluid hoses due to dual cooling circuits. This directly increases unit consumption intensity per vehicle platform.

For instance:

• ICE passenger vehicles average 3 radiator hoses per vehicle
  • Hybrid vehicles average 6 coolant hose connections
  • Heavy commercial trucks may use 8–12 thermal hoses

This multiplication effect directly strengthens the Automotive Radiator Hose Market Size, particularly in emerging automotive manufacturing hubs.

India presents a clear example. Vehicle production is expected to exceed 6.3 million units by 2026, representing about 6% annual growth. Such expansion translates into proportional increases in cooling component demand, reinforcing supplier production expansion strategies.

Similarly, Southeast Asia production growth of nearly 5.8% annually continues to strengthen regional Automotive Radiator Hose Market manufacturing ecosystems.

Automotive Radiator Hose Market Driver – Increasing Engine Thermal Loads Requiring Advanced Hose Materials

Modern engines operate at higher thermal efficiency levels, which directly increases cooling system temperature loads. Average engine operating temperatures have increased from approximately 90°C historically to nearly 105°C in newer turbocharged engines.

This change is forcing upgrades in radiator hose material technology within the Automotive Radiator Hose Market.

Material transition examples include:

• EPDM temperature tolerance increased from 125°C to 150°C
  • Silicone hose adoption rising in performance segments
  • Aramid fiber reinforcement improving burst resistance by 18–22%

For example, downsized turbocharged engines now generate higher localized heat concentrations. As a result, hose manufacturers are developing multilayer hose structures combining:

• Inner chemical resistant layer
  • Reinforcement textile layer
  • Outer thermal protection layer

This material engineering trend is improving product durability cycles by nearly 15–20%, reducing replacement frequency while increasing product value per unit within the Automotive Radiator Hose Market.

Automotive Radiator Hose Market Trend – Electrification Expanding Cooling Hose Applications Rather Than Reducing Demand

Electrification is often assumed to reduce traditional component markets, but the Automotive Radiator Hose Market demonstrates adaptation rather than decline.

Battery electric vehicles require:

• Battery cooling hoses
  • Inverter cooling hoses
  • Power electronics coolant channels
  • Thermal management distribution lines

For instance, a typical electric SUV may include 7–10 coolant hoses dedicated to thermal regulation despite lacking a conventional engine radiator.

Hybrid vehicles further increase hose complexity due to dual cooling architecture:

• Engine cooling loop
  • Battery cooling loop

Hybrid vehicle production is projected to grow approximately 9% annually between 2025 and 2030, creating a new demand segment inside the Automotive Radiator Hose Market.

Thermal management complexity is becoming a defining growth pillar influencing Automotive Radiator Hose Market Size projections as suppliers redesign product portfolios to serve EV cooling platforms.

Automotive Radiator Hose Market Driver – Aftermarket Replacement Stability Creating Predictable Revenue Streams

Unlike some automotive components influenced heavily by cyclic vehicle demand, the Automotive Radiator Hose Market benefits from predictable replacement cycles.

Radiator hoses degrade due to:

• Thermal cycling
  • Chemical exposure
  • Pressure fatigue
  • Environmental oxidation

Failure risk increases significantly after 5 years of usage or approximately 100,000 km, creating stable aftermarket demand.

Aftermarket structure characteristics include:

• Replacement demand contributing about 39% of Automotive Radiator Hose Market revenue
  • Failure-related replacements accounting for nearly 62% of aftermarket volume
  • Preventive maintenance replacements contributing about 38%

For example, fleet operators increasingly adopt preventive replacement strategies after studies showed that proactive hose replacement reduces roadside failure risks by nearly 27%.

Commercial vehicle operators represent a strong example. Logistics fleets replacing hoses during scheduled maintenance cycles have reduced cooling system breakdown incidents by measurable margins.

This maintenance-driven demand ensures structural stability in the Automotive Radiator Hose Market even during automotive production slowdowns.

Automotive Radiator Hose Market Trend – Lightweight Material Engineering Supporting Fuel Efficiency Targets

Weight reduction remains a persistent automotive engineering priority. Even small reductions in component weight contribute to cumulative efficiency gains.

Radiator hose manufacturers in the Automotive Radiator Hose Market are responding through:

• Thin-wall hose construction
  • High-strength reinforcement fibers
  • Advanced polymer blending
  • Compact routing designs

Material innovation has produced radiator hoses that are approximately 8–14% lighter compared to designs used five years earlier while maintaining equivalent pressure tolerance.

For instance:

Traditional hose weight example:
• Standard EPDM hose weight ~520 grams

New lightweight design:
• Optimized EPDM composite ~455 grams

This reduction becomes significant when multiplied across millions of vehicles annually.

Fuel efficiency impact examples show that a 10 kg total vehicle weight reduction may improve fuel economy by approximately 0.3–0.5%, encouraging OEM adoption of lightweight cooling components.

Consequently, lightweight product innovation is becoming a competitive differentiator within the Automotive Radiator Hose Market, particularly among suppliers competing for OEM platform contracts.

Automotive Radiator Hose Market Regional Demand Concentration Across Asia-Pacific Manufacturing Hubs

The Automotive Radiator Hose Market shows strong geographical demand concentration in Asia-Pacific due to its dominance in global vehicle production ecosystems. The region is projected to account for nearly 47–49% of global Automotive Radiator Hose Market demand in 2026, supported by expanding automotive assembly clusters and supplier localization strategies.

China continues to represent the largest consumption base, with vehicle output projected to exceed 31 million units in 2026. This scale creates annual demand exceeding 120 million radiator hoses, considering average installation rates per vehicle.

India is emerging as a high-growth consumption region within the Automotive Radiator Hose Market, supported by increasing domestic manufacturing and export programs. Passenger vehicle production is projected to grow around 6.5% in 2026, directly increasing component procurement demand.

For instance:

• Compact SUV production growth expected at 8.2% annually
  • Entry sedan production growth around 4.3%
  • Utility vehicle segment expanding nearly 7.1%

Since SUVs require larger cooling capacity systems, hose diameters and durability specifications are also increasing, expanding value per vehicle in the Automotive Radiator Hose Market.

Thailand and Indonesia together are projected to produce over 4 million vehicles by 2026, reinforcing Southeast Asia as a growing radiator hose consumption cluster.

Automotive Radiator Hose Market Demand Growth in North America Driven by Fleet Replacement Cycles

North America remains a mature but stable contributor to the Automotive Radiator Hose Market, accounting for approximately 19–21% of global value demand.

Growth is primarily supported by:

• Pickup truck production volumes
  • Commercial fleet replacement cycles
  • High aftermarket maintenance spending

For example, light truck production is expected to exceed 12 million units in North America by 2026, sustaining strong OEM hose demand.

The aftermarket structure is particularly strong. The average vehicle age in operation exceeds 12.6 years, which increases replacement component consumption frequency.

Maintenance expenditure patterns show:

• Cooling system repairs contributing about 11% of maintenance spending
  • Hose replacements representing roughly 18% of cooling system service volume

This aging fleet dynamic ensures stable revenue flow within the Automotive Radiator Hose Market.

Automotive Radiator Hose Market European Demand Influenced by Emission Compliance Engineering

Europe accounts for roughly 17–18% of the Automotive Radiator Hose Market, with growth driven by efficiency engineering rather than volume expansion.

Vehicle production growth is modest at about 2.5–3% annually, but hose value per vehicle is increasing due to advanced thermal management requirements.

For example:

• Euro emission compliance engines operate at higher pressures
  • Plug-in hybrid vehicle production rising around 10% annually
  • Advanced coolant routing complexity increasing hose count per vehicle

German and French OEMs are integrating modular cooling systems that require precision molded hoses instead of generic rubber lines, increasing component pricing.

Premium vehicle platforms frequently use:

• Quick connect hose systems
  • Heat shield integrated hoses
  • Multi-branch molded hose assemblies

These engineering changes are increasing per vehicle hose procurement value by approximately 6–9%, strengthening the Automotive Radiator Hose Market value contribution from Europe despite slower unit growth.

Automotive Radiator Hose Market Production Trend and Manufacturing Statistics

Global Automotive Radiator Hose production is expanding steadily as suppliers invest in automation and regional manufacturing hubs. Total Automotive Radiator Hose production is estimated to exceed 410 million units in 2026, compared to approximately 392 million units in 2025.

Asia accounts for roughly 58% of Automotive Radiator Hose production, followed by North America at about 18%, and Europe near 16%.

Manufacturing efficiency improvements are also reshaping Automotive Radiator Hose production economics:

• Automated extrusion lines increased output efficiency by 12%
  • Scrap reduction programs lowered material waste by 7%
  • Robotic curing systems improved production cycle times by 9%

For example, tier suppliers operating multi-cavity molding systems can now produce nearly 22,000 hose units per day per production line, strengthening economies of scale.

Export-oriented Automotive Radiator Hose production is also increasing in Mexico, Poland, and Vietnam, supporting OEM localization strategies.

As a result, global Automotive Radiator Hose production capacity utilization is expected to remain between 81–85% through 2028, indicating balanced supply expansion relative to vehicle manufacturing demand.

Automotive Radiator Hose Market Segmentation by Vehicle Type Expanding Product Diversity

Vehicle segmentation plays a defining role in shaping the structure of the Automotive Radiator Hose Market, as hose design varies significantly depending on cooling requirements.

Passenger vehicles dominate volume share due to production scale, while commercial vehicles contribute higher value per unit due to durability requirements.

Segmentation highlights of Automotive Radiator Hose Market by vehicle type:

• Passenger cars account for approximately 68% market volume
  • Light commercial vehicles contribute about 21% share
  • Heavy commercial vehicles represent about 11% value share
  • Electric vehicles showing 8% growth in hose demand annually
  • Hybrid vehicle hose demand expanding nearly 9% CAGR

For example, heavy truck radiator hoses must withstand pressures exceeding 5 bar, compared to passenger vehicle averages near 2.5 bar, increasing reinforcement requirements.

Electric buses are also creating new demand pockets. A typical electric bus thermal management system may include 12–18 coolant hoses, expanding component intensity.

Automotive Radiator Hose Market Segmentation by Material Technology Showing Polymer Innovation

Material technology segmentation is becoming increasingly important in defining competitive positioning within the Automotive Radiator Hose Market.

Material share estimates for 2026 include:

• EPDM rubber – 52% share
  • Silicone rubber – 19%
  • NBR blends – 11%
  • Thermoplastic elastomers – 9%
  • Other composite materials – 9%

Segmentation highlights of Automotive Radiator Hose Market by material:

• EPDM remains dominant due to cost efficiency
  • Silicone adoption growing in high temperature environments
  • Thermoplastics gaining traction in EV cooling
  • Reinforced textile hoses expanding in heavy duty vehicles
  • Multi-layer composite hoses growing around 6.8% annually

For instance, silicone hoses can tolerate temperatures above 180°C, compared to EPDM limits around 150°C, making them essential for motorsport and performance applications.

Thermoplastic radiator hoses are also gaining adoption due to recyclability benefits and weight reduction advantages, aligning with sustainability targets.

Automotive Radiator Hose Market Segmentation by Sales Channel Highlighting Aftermarket Stability

Sales channel dynamics show structural balance between OEM and replacement demand in the Automotive Radiator Hose Market.

Segmentation highlights of Automotive Radiator Hose Market by sales channel:

• OEM supply represents 61% revenue share
  • Independent aftermarket contributes 27%
  • Authorized service network accounts for 12%
  • Fleet maintenance contracts growing around 5% annually
  • E-commerce auto parts distribution expanding 8% yearly

For example, online aftermarket channels are expanding radiator hose sales due to increased DIY vehicle maintenance adoption.

Fleet service contracts are also increasing. Logistics operators entering multi-year maintenance agreements ensure recurring radiator hose procurement.

These patterns reinforce long-term stability of the Automotive Radiator Hose Market.

Automotive Radiator Hose Market Price Dynamics Influenced by Raw Material Costs

The Automotive Radiator Hose Price structure is primarily influenced by rubber prices, reinforcement fiber costs, and energy expenses associated with curing processes.

Average Automotive Radiator Hose Price levels in 2026 show the following patterns:

• Standard passenger vehicle hose: USD 6–14 per unit
  • Reinforced commercial vehicle hose: USD 18–42
  • Silicone performance hose: USD 25–85

Material cost contribution breakdown shows:

• Raw rubber accounts for roughly 34% of Automotive Radiator Hose Price
  • Reinforcement materials contribute 18%
  • Manufacturing costs around 27%
  • Logistics around 9%
  • Supplier margins near 12%

For instance, synthetic rubber price increases of about 6% between 2025 and 2026 resulted in average Automotive Radiator Hose Price increases of approximately 2.1%, showing moderate price pass-through capability.

Automotive Radiator Hose Market Price Trend Showing Moderate Inflation with Efficiency Gains

The Automotive Radiator Hose Price Trend shows moderate upward movement balanced by manufacturing efficiency improvements.

Observed Automotive Radiator Hose Price Trend patterns include:

• Average price increase of 2–3% annually
  • Lightweight hose designs reducing material consumption by 5–8%
  • Automation reducing labor cost contribution by 4%

For example, suppliers adopting continuous extrusion technology have reduced per unit production costs by approximately 6%, helping stabilize the Automotive Radiator Hose Price despite raw material inflation.

Long-term Automotive Radiator Hose Price Trend forecasts suggest price stability rather than volatility because supplier competition remains high and OEM procurement contracts are typically negotiated annually.

Another notable Automotive Radiator Hose Price Trend factor involves regional sourcing strategies. OEMs increasingly prefer local suppliers to reduce logistics costs, which typically represent 6–10% of Automotive Radiator Hose Price.

This localization strategy is helping reduce price volatility risks while improving supply chain resilience.

Automotive Radiator Hose Market Cost Outlook Linked to Future Material Engineering

Future Automotive Radiator Hose Price Trend movement will likely depend on polymer science innovation and sustainability initiatives.

Emerging cost drivers include:

• Bio-based rubber development
  • Recyclable thermoplastic hoses
  • Low emission production processes
  • Energy efficient curing technology

For instance, recyclable thermoplastic radiator hoses currently cost about 9–14% more than conventional EPDM hoses, but scale production is expected to reduce this gap to around 5% by 2030.

This transition indicates that the Automotive Radiator Hose Market will gradually balance sustainability adoption with cost competitiveness rather than experiencing price disruption.

Overall, the Automotive Radiator Hose Price environment is expected to remain characterized by controlled increases aligned with material science evolution and production efficiency improvements.

Automotive Radiator Hose Market Leading Manufacturers Defining Competitive Landscape

The Automotive Radiator Hose Market is characterized by the presence of global Tier-1 automotive component suppliers along with specialized rubber and polymer engineering companies. Market competition is largely determined by OEM supply capability, durability performance, material innovation, and global production footprint rather than pure pricing competition.

The top manufacturers in the Automotive Radiator Hose Market collectively control an estimated 55–60% of global revenue in 2026, while mid-size regional suppliers account for the remaining share through aftermarket penetration and localized OEM supply.

Key leading manufacturers include:

• Gates Corporation
  • Continental AG
  • Dayco
  • Sumitomo Riko
  • Toyoda Gosei
  • Cooper Standard
  • Hutchinson
  • Nichirin
  • Trelleborg
  • Parker Hannifin

These companies maintain competitive advantage through advanced polymer engineering, proprietary reinforcement technologies, and long-term vehicle platform supply contracts.

Automotive Radiator Hose Market Top Manufacturers and Product Line Differentiation

Competition in the Automotive Radiator Hose Market is increasingly based on product specialization and performance engineering rather than standardized rubber hose production.

Gates Corporation
Gates maintains strong presence through molded radiator hose systems and heavy-duty coolant hose lines designed for both passenger vehicles and commercial applications. Its Green Stripe heavy duty radiator hose line is widely used in commercial transport cooling systems due to higher burst resistance and longer service cycles.

Estimated market share: 10–12% Automotive Radiator Hose Market

Continental
Continental focuses on OE-grade precision coolant hoses and modular thermal management assemblies. The company has positioned itself strongly in European premium vehicle platforms requiring precision molded hose systems integrated with connectors.

Estimated market share: 8–10% Automotive Radiator Hose Market

Dayco
Dayco focuses on aftermarket and OEM radiator hoses built using reinforced EPDM construction. Its branched radiator hose assemblies are used in vehicles requiring complex coolant routing systems.

Estimated market share: 7–9% Automotive Radiator Hose Market

Sumitomo Riko
Sumitomo Riko focuses on high temperature resistant rubber hoses used in hybrid and fuel-efficient engine platforms. The company benefits from strong supply relationships with Japanese OEM manufacturers.

Estimated market share: 6–7% Automotive Radiator Hose Market

Toyoda Gosei
Toyoda Gosei specializes in molded radiator hose systems and EV cooling hose modules designed for battery thermal management systems.

Estimated market share: 5–6% Automotive Radiator Hose Market

Cooper Standard
Cooper Standard focuses on fluid transfer systems including radiator hose modules integrated into complete vehicle thermal management solutions.

Estimated market share: 4–5% Automotive Radiator Hose Market

These manufacturers dominate the OEM portion of the Automotive Radiator Hose Market due to quality certification requirements and long supplier validation cycles.

Automotive Radiator Hose Market Share by Manufacturers Showing Moderate Consolidation

The Automotive Radiator Hose Market share by manufacturers shows moderate consolidation with clear dominance among global suppliers.

Estimated share structure of the Automotive Radiator Hose Market in 2026:

• Top 3 manufacturers: 26–30%
  • Top 5 manufacturers: 40–45%
  • Top 10 manufacturers: 55–60%
  • Small and regional manufacturers: 40–45%

Supplier concentration is higher in OEM supply because vehicle manufacturers typically limit approved vendors to ensure quality consistency.

For example, a typical global OEM platform may approve only 3–5 radiator hose suppliers, creating high entry barriers.

Factors influencing Automotive Radiator Hose Market share by manufacturers include:

• Product reliability performance
  • OEM approval certifications
  • Manufacturing automation capability
  • Material R&D capability
  • Geographic supply proximity

Manufacturers capable of delivering hose durability beyond 150,000 km lifecycle thresholds typically maintain stronger OEM contracts.

Automotive Radiator Hose Market Competitive Strategies Used by Major Manufacturers

Manufacturers in the Automotive Radiator Hose Market are focusing on several key strategic priorities to strengthen competitive positioning.

Platform supply expansion
Manufacturers are moving from single hose supply to complete coolant routing system contracts.

For example:

Instead of supplying only radiator hoses, suppliers now offer:

• Radiator inlet hose
  • Radiator outlet hose
  • Heater hose
  • Degassing tank hose
  • Battery cooling hose

This increases supplier revenue per vehicle.

Manufacturing automation
Companies are investing in automated extrusion and robotic curing processes.

Observed results include:

• Production defect reduction of about 8–10%
  • Productivity increases near 12%
  • Labor cost reduction around 5%

Material engineering investments
Manufacturers are developing:

• High flexibility low permeation rubber compounds
  • Heat resistant silicone blends
  • Lightweight composite hoses

Such developments allow companies to increase Automotive Radiator Hose Market share by offering differentiated products.

Automotive Radiator Hose Market Regional Manufacturers Strengthening Aftermarket Penetration

Regional manufacturers continue to play a strong role in the aftermarket segment of the Automotive Radiator Hose Market, particularly in price sensitive markets.

These companies typically focus on:

• Replacement radiator hoses
  • Vehicle specific molded hose copies
  • Distribution partnerships with spare part dealers
  • Competitive pricing strategies

Regional suppliers collectively account for approximately 22–28% of aftermarket Automotive Radiator Hose Market demand.

Their competitive advantage comes from:

• Lower manufacturing costs
  • Shorter supply chains
  • Faster inventory turnover
  • Vehicle parc familiarity

For instance, regional manufacturers often focus on high volume replacement vehicles aged between 5–12 years, where hose failure probability increases significantly.

Automotive Radiator Hose Market Innovation Areas Among Leading Manufacturers

Innovation remains essential for maintaining competitive advantage in the Automotive Radiator Hose Market.

Key innovation areas include:

• Multi-layer reinforcement hose construction
  • Anti-vibration hose design
  • High pressure resistance textile reinforcement
  • Low permeability rubber formulations

Manufacturers are also introducing:

• Quick connect radiator hose fittings
  • Pre-assembled hose modules
  • Heat shield integrated hoses

These innovations reduce installation time by nearly 10–15% and improve assembly line efficiency for OEM customers.

Another emerging innovation includes sensor integrated hoses capable of detecting coolant temperature and pressure anomalies, although adoption remains in early development stages.

Automotive Radiator Hose Market Manufacturer Positioning in EV Thermal Management Supply

Electrification is forcing manufacturers in the Automotive Radiator Hose Market to reposition their product portfolios toward EV thermal management systems.

Growth areas include:

• Battery coolant hoses
  • Power electronics cooling hoses
  • Thermal distribution hose networks

For example, EV cooling hose demand is projected to grow around 8–10% annually through 2032, faster than conventional radiator hose demand growth.

Manufacturers investing early in EV compatible polymer technology are expected to gain 3–5% incremental Automotive Radiator Hose Market share by the end of the decade.

Automotive Radiator Hose Market Recent News and Industry Developments Timeline

Recent developments in the Automotive Radiator Hose Market indicate increasing focus on efficiency, sustainability, and electrification readiness.

2024 developments
• Manufacturers increased investment in silicone radiator hose capacity to support high temperature applications
• Several suppliers expanded EV thermal management hose product development programs

2025 developments
• Introduction of improved EPDM rubber formulations with approximately 12% higher ozone resistance
• Expansion of automated manufacturing lines improving output efficiency by nearly 10%

2026 developments
• Suppliers increasing localization strategies to reduce supply chain risks
• Growing OEM demand for lightweight radiator hose systems contributing to weight reduction programs
• Expansion of hybrid vehicle cooling hose production capacity