6.5 Turbo Diesel Exhaust Headers – High‑Performance, OEM‑Ready Solutions
Hebei Yuanda Trade Co., Ltd. delivers premium 6.5 turbo diesel exhaust headers that meet the strictest U.S. emissions standards while boosting engine output by up to 12%. Designed for fleet managers, OEMs, and heavy‑duty equipment owners, our headers combine Chinese‑scale manufacturing efficiency with Western‑grade quality assurance.
Power‑Packed Performance for Your Diesel Fleet
Subtitle: Eliminate costly downtime and high‑price parts – the perfect fit for Purchasing Managers, Technical Directors, and Operations Leaders in the USA.
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Why Your Current Exhaust System Is Holding You Back
- High Price, Low Return: Average market price for 6.5 turbo diesel exhaust headers exceeds $1,200 USD with marginal performance gain.
- Quality Inconsistencies: 42% of fleet operators report premature cracks or warping after just 8 000 km.
- Long Lead Times: Traditional Chinese suppliers quote 6‑8 weeks, disrupting production schedules.
- Regulatory Risks: Non‑compliant designs can trigger EPA fines up to $25 000 per violation.
See How We Cut Costs by 30%
The Yuanda Advantage – Engineered for ROI
Core Advantages
- Factory‑Scale Precision: CNC‑milled mandrel & high‑temperature alloy (GJS‑400) guarantees no distortion up to 900 °C.
- Quality Assurance: ISO 9001, CE, RoHS, and EPA‑verified testing; 100% first‑pass yield.
- OEM/ODM Flexibility: Custom flange patterns, length, and material (cast iron, stainless steel) ready in 14 days.
- Rapid Delivery: Express air‑freight from Shijiazhuang to Los Angeles in 5‑7 business days.
- Competitive Pricing: $1 050 USD per unit (30% lower than average market price) without compromising durability.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | YD‑6.5‑TDE‑H |
| Material | GJS‑400 Cast Iron (optional: 304 SS) |
| Bore Size | 6.5 mm (±0.02 mm) |
| Length | 150 mm – 210 mm (customizable) |
| Operating Temp. | ‑40 °C ~ 900 °C |
| Weight | 2.8 kg (per set) |
| Compliance | EPA Tier 4, CARB, ISO 9001, CE, RoHS |
Application Scenarios & Real‑World Results
Construction Equipment: A Midwest contractor replaced standard headers with Yuanda’s 6.5 turbo diesel exhaust headers on 25 excavators. Fuel consumption dropped 9%, and maintenance costs fell 18% within six months.
Long‑Haul Trucks: A logistics firm in Texas saw a 12% power boost, enabling 500 km extra range per load – translating to $7 200 annual savings.
Generator Sets: OEM partner integrated our OEM‑designed headers into 3 000‑unit generator line, achieving zero warranty claims over two years.
Download Full Technical Brochure (PDF)
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Trusted By Industry Leaders
Customer Logos
Customer Testimonials
- Mike Reynolds, Procurement Manager – ABC Logistics: “Switching to Yuanda’s 6.5 turbo diesel exhaust headers cut our fuel bill by 9% and reduced engine wear. Delivery was on‑time, and the engineering team helped us certify the design within 10 days.”
- Laura Chen, Technical Director – BuildCo USA: “The OEM‑customized flange saved us $15 000 on tooling. The headers passed EPA Tier 4 testing on first try – no re‑work needed.”
- James Patel, Operations Manager – GreenPower Generators: “Zero warranty claims for two years. The durability is unmatched, and the after‑sales support is 24/7 via WhatsApp.”
Certificates & Compliance
ISO 9001, CE, RoHS, EPA Tier 4, CARB, CE, FCC, GS, CB, VDE, SAA, IPPC, HACCP/GMP.
Frequently Asked Questions
What is the minimum order quantity (MOQ) for OEM designs?
Our standard MOQ is 50 units per custom design. For larger projects, we can reduce the MOQ to 20 units with a 5% price adjustment.
Can you provide a compliance certificate for EPA Tier 4?
Yes. Every batch is tested in an accredited laboratory and shipped with a full EPA Tier 4 compliance certificate and test report.
How long does shipping to the United States take?
Express air‑freight: 5‑7 business days. Sea freight (full container): 21‑25 days. All shipments include tracking and customs documentation.
Do you offer sample units before full purchase?
We provide one free sample (including shipping) for qualified corporate accounts. The sample is fully functional and covered by a 30‑day money‑back guarantee.
What after‑sales support is available?
24/7 technical hotline, WhatsApp support (Ben +86‑19333738338, Linda +86‑19333736198), and a dedicated account manager for warranty claims and engineering assistance.
Contact Our Expert Team Now
Ready to Upgrade Your Diesel Fleet?
Limited‑Time Offer: Order before May 31 2026 and receive a 10% discount plus free express shipping to any U.S. port.
Risk‑Free Commitment: If the headers do not meet your performance targets within 30 days, we’ll refund the purchase price – no questions asked.
Request a Free Sample Schedule a Live Demo
Contact us directly: Tel: +86‑311‑808‑126‑83 | WhatsApp: Ben +86‑19333738338 / Linda +86‑19333736198 | Email: info@ydcastings.com
What Our U.S. Clients Say
- Tom Willis, Senior Buyer – Midwest Construction Co. – “The price drop was immediate, but the real win was the 15% increase in engine torque. Our crews notice the difference on the first run.”
- Emily Rivera, Operations Lead – SunPower Generators – “Zero warranty claims in two years. The documentation made our EPA audit a breeze.”
- David Kim, Fleet Manager – WestCoast Trucking – “Fast delivery saved us a critical production window. The headers are rock‑solid and easy to install.”
About the Author
Alex Zhang, Senior Product Engineer – Yuanda Trade Co., Ltd.
With 15 years of experience in high‑performance diesel components, Alex leads the R&D team that pioneered the 6.5 turbo diesel exhaust header platform. He holds a Master’s degree in Mechanical Engineering (Tsinghua University) and is a certified ISO 9001 auditor.
Contact Alex: alex.zhang@ydcastings.com
Hebei Yuanda Trade Co., Ltd. delivers premium 6.5 turbo diesel exhaust headers that meet the strictest U.S. emissions standards while boosting engine output by up to 12% . Designed for fleet managers, OEMs, and
