Throttle Body
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Shanghai · OEM / ODM Manufacturer
Engine Management
Components
You Can Count On
Throttle bodies, sensors, actuators, solenoids, high-pressure fuel pumps, injectors and more -- precise OE fitment, full QC traceability, and reliable supply for global aftermarket distributors and importers.
10+ Yrs
Avg R&D Experience
~3 Mo
Design to Production
Global
Markets Covered
1-Year
Aftermarket Warranty
OE Matched
Accurate fitment
OEM / ODM
Full customization
Full QC
End-to-end testing
Product Portfolio
Engine Management Components
A comprehensive SKU range covering the full engine management system -- designed for one-stop sourcing by global distributors and importers.
Turbo Actuators
Explore our Turbo Actuators components and solutions.
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Sensors
Explore our Sensors components and solutions.
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Solenoid Valves
Explore our Solenoid Valves components and solutions.
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EGR
Explore our EGR components and solutions.
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Electronic Water Pumps
Explore our Electronic Water Pumps components and solutions.
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Engine Oil Cooler Assembly
Explore our Engine Oil Cooler Assembly components and solutions.
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Fuel Injectors
Explore our Fuel Injectors components and solutions.
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Fuel Pumps & Assemblies
Explore our Fuel Pumps & Assemblies components and solutions.
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High-Pressure Fuel Pumps
Explore our High-Pressure Fuel Pumps components and solutions.
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Idle Air Control Valves
Explore our Idle Air Control Valves components and solutions.
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Ignition Coils
Explore our Ignition Coils components and solutions.
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Ignition High Voltage Cable
Explore our Ignition High Voltage Cable components and solutions.
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Thermostats
Explore our Thermostats components and solutions.
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Why Margrina
We Solve the Real Problems Buyers Face
Sourcing automotive engine components shouldn't mean accepting trade-offs. We've engineered our operations around the issues that cost distributors the most.
Common Pain Point
Inconsistent quality causing high return rates and customer complaints
Margrina Solution
Full-process QC with two-way traceability -- every batch is inspected, documented, and traceable from raw material to shipment.
1-Year Warranty
Common Pain Point
Inaccurate OE numbers leading to wrong fitment and costly returns
Margrina Solution
Precise OE application data verified against OEM references, with comprehensive cross-reference numbers for accurate vehicle matching.
OE-Accurate Data
Common Pain Point
Unreliable suppliers causing stockouts and missed delivery windows
Margrina Solution
Stable production capacity with flexible MOQ, small-batch trials, and container-level bulk order support -- reliable delivery you can plan around.
Flexible MOQ
Quality Assurance
Built on a Foundation of Rigorous Quality Control
Every component leaves our facility having passed a multi-stage inspection process. Our two-way traceability system means any issue can be pinpointed and resolved -- protecting your reputation and reducing claims.
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Full-Process Quality InspectionIncoming materials, in-process checks, and final shipment inspection at every stage.
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Two-Way TraceabilityEvery unit traceable from raw material supplier to end customer -- full accountability.
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Performance & Durability TestingSimulated real-world conditions to verify component lifespan and reliability.
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1-Year Aftermarket WarrantyBacked by our warranty commitment -- reducing your after-sales risk and claim costs.
10+
Years Experience
~3mo
To Mass Production
Global
Certifications
OEM / ODM Services
Your Brand, Our Engineering
From small-batch trials to container-level production, we adapt to your business model -- with full customization of product, packaging, and branding.
OEM Manufacturing
Produce components to your exact technical specifications and quality standards, with full documentation support.
ODM Development
Bring your product concept to life -- our R&D team handles design, prototyping, testing, and mass production in approximately 3 months.
Packaging & Branding
Custom packaging, private labeling, and trademark customization -- present your brand exactly as you envision it.
Small-Batch Trials
Test new SKUs or markets with small-batch orders before committing to full production runs -- reduce inventory risk.
Large-Scale Production
Stable capacity for container-level bulk orders with consistent quality and on-time delivery for your supply chain.
Spec Adjustment
Production specifications adjusted to match local market requirements, vehicle applications, or customer-specific standards.
ODM Development Timeline (~3 Months)
01
Requirement Review
Technical specs & application analysis
02
Design & Prototype
Engineering design & sample production
03
Testing & Validation
Performance & durability verification
04
Mass Production
Stable production with full QC
Factory & R&D
Rooted in China's Automotive Innovation Hub
Our R&D center is located in Anting Auto City, Jiading -- Shanghai's premier automotive industry cluster -- giving us direct access to OEM supply chains, engineering talent, and advanced testing infrastructure.
R&D Center
Anting Auto City
Jiading, Shanghai
Team Experience
10+ Years
Avg industry tenure
Testing Equipment
In-House
Performance & durability
Production Scale
Flexible
Small batch to bulk
Global Market Coverage
Trusted by Automotive Businesses Worldwide
From regional distributors to global importers, we serve the full spectrum of aftermarket automotive supply chain businesses.
Wholesalers & Distributors
Stable bulk supply with consistent quality for regional distribution networks.
Importers & Agents
Comprehensive product lines for one-stop sourcing and market expansion support.
Retailers & B2B Platforms
Accurate OE data, private label options, and flexible packaging for retail-ready products.
Brand & Product Managers
ODM development and branding support to build your own product line under your brand.
Fleet & Logistics Companies
Direct supply of engine management components for large vehicle fleets and maintenance operations.
Procurement Managers
Streamlined sourcing with documentation, certifications, and quality assurance for corporate procurement.
Global Aftermarket Supply
Margrina supplies to auto parts wholesalers, distributors, importers and aftermarket customers globally -- supporting businesses from regional operations to multi-million dollar annual procurement volumes.
Europe
North America
Middle East
Southeast Asia
South America
Africa
Oceania
Global
Market Reach
$100K+
Min. Annual Volume
Container
Bulk Order Support
Repeat
Order Focused
Start a Conversation
Ready to Source Reliable Engine Components?
Tell us your requirements -- product type, application, volume, and any customization needs. Our team will respond within 24 hours with product recommendations and pricing.
- Response within 24 business hours
- OE number matching & fitment verification
- Sample orders available for new products
- OEM/ODM customization consultation
- Volume pricing for bulk orders
Margrina -- Automotive Engine Management Components Manufacturer & Exporter, Shanghai, China