03L131521J Turbocharger Oil Pipe for Audi A4 A5 A6 Q5 Seat Exeo VW Multivan Transporter
Product Overview
The 03L131521J EGR Pipe is a precision-engineered exhaust gas recirculation component designed for a wide range of Audi, SEAT, and Volkswagen diesel engines. It ensures stable exhaust flow routing between the EGR system and the intake/exhaust circuit, helping reduce emissions while maintaining engine efficiency under high-temperature operating conditions. Built as a direct OEM replacement, it delivers reliable performance and long service life for both aftermarket and professional repair applications.
Material & Structural Advantages
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High-Grade Stainless Steel Construction: Manufactured using premium stainless steel (such as 304 / 409 / 316L options), ensuring excellent resistance to high-temperature exhaust gases and long-term corrosion exposure.
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Reinforced Wall Thickness Design: Optimized tube thickness improves mechanical strength, reducing the risk of cracking or deformation under thermal expansion and vibration stress.
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Precision Welded Structure: All joints are TIG/MIG welded with controlled penetration, ensuring smooth internal flow and strong structural integrity without leakage risk.
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Thermal & Vibration Resistance Design: Engineered to withstand continuous heat cycles and engine vibration, preventing fatigue failure in demanding driving conditions.
Production Strength & Manufacturing Capability
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Advanced Tube Forming Technology: Produced using CNC bending and automated forming equipment to ensure consistent geometry and precise OEM-level fitment.
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Strict Dimensional Control: Each pipe is manufactured under tight tolerance standards (typically ±0.1–0.3 mm), ensuring perfect compatibility with OEM mounting points.
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100% Leak & Pressure Testing: Every unit undergoes air pressure and sealing tests to guarantee zero leakage under real exhaust system conditions.
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Stable Mass Production Capacity: Scalable manufacturing system supports both small batch orders and large-volume supply for distributors and aftermarket brands.
Customization & Engineering Support
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OEM / ODM Custom Development: Support for sample-based reverse engineering and drawing-based production for different vehicle platforms.
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Material & Design Flexibility: Optional stainless steel grades, reinforced structures, or modified bending geometry based on customer requirements.
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Private Label & Packaging Solutions: Custom branding, engraving, and packaging options available for distributors and brand owners.
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Fast Prototyping & Short Lead Time: Engineering team supports rapid sample development to accelerate product launch cycles.
Quality Assurance & Trading Terms
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Strict QC & Warranty: Every hose undergoes 100% high-pressure testing to ensure zero leaks and is backed by a 50,000 km mileage warranty.
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Manufacturing Standard: Produced strictly according to OEM specifications for precise fitment and easy installation.
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Order Details (MOQ): Minimum Order Quantity is 100 PCS, with a production lead time of 45 - 60 days.
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Global Service: We offer full OEM/ODM support (custom branding/drawings) and currently export to over 30 countries worldwide.
Why Partner With Us?
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Factory Direct: Competitive pricing with consistent quality control.
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Reliability: Premium materials (Steel braiding + Oil-resistant rubber) ensure the hose lasts longer than generic alternatives.
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Experience: Extensive experience in serving global markets with a focus on European vehicle applications.
FAQ:
1. Q: How about your Quality Controlling System?
A: Each step of our production process have the quality checking workers. They will check the products one by one before going to next production step. And before package, our QC workers will choose 15% of the cargo to check the quality again to make sure the cargo is with good quality. If the 15% products have around 1% with defects, we will recheck all pieces of the cargo. And our quality warranty is 2 years. If any quality issues feedback from our customers, we will fully take charge of it.
2. Q: How long is your delivery term?
A: Our standard product delivery term is normally 30 days.A new product development is 60days including the mass production. Under normal circumstances there are standing stock for regular types.You can email us to learn more details.
3. Q: How many years is your company in auto parts business field?
A: Our Company started since 2005,there is about 19 years history forus in auto parts business field.
4. Q:Are you trading company or factory?
A: We are factory with trading company.
5. Q:What's the MOQ for each item?
A: Our business way is spot sales,if the items we have stock,there is no limitation for MOQ to be manufactured based on your order.
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