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6.5 L Turbo Diesel Exhaust Manifold – Power‑Boost Your Fleet with OEM Quality
Designed for purchasing managers and technical directors who need reliable, high‑flow exhaust solutions for heavy‑duty diesel engines.
Get Free Quote in 24 hWhy Your Current Exhaust Manifold Is Holding You Back
- High Purchase Price – 30%‑40% above market average for comparable castings.
- Premature Failure – Cracks develop within 5,000 km due to low‑temperature‑resistance alloys.
- Emission Non‑Compliance – NOx levels exceed EPA Tier 4 standards, risking penalties.
- Long Lead Times – 6‑8 weeks from order to delivery, causing production downtime.
- Limited Customization – Off‑the‑shelf designs cannot match your engine‑bay geometry.
Result: Increased operating cost, reduced fleet reliability, and missed regulatory deadlines.
Discover the Solution →Our 6.5 L Turbo Diesel Exhaust Manifold – Engineered for ROI
Key Advantages (Long‑Tail Keywords Integrated)
- OEM/ODM Design Flexibility – Tailor‑made casting patterns to fit any 6.5 L turbo diesel engine.
- Competitive Price – 25% lower than typical Chinese suppliers without compromising quality.
- ISO 9001 & CE Certified – Proven quality assurance across all production stages.
- Fast 2‑Week Delivery – High‑speed logistics from Shijiazhuang to U.S. ports.
- High‑Temperature Resistance – Cast iron alloy rated up to 1150 °C, reducing crack risk by 42%.
- Emission‑Optimized Flow – CFD‑validated design cuts NOx by up to 37%.
Technical Specifications
| Parameter | Specification |
|---|---|
| Engine Compatibility | 6.5 L Turbocharged Diesel (Marine, Off‑Road, Heavy‑Duty) |
| Material | High‑grade Cast Iron (EN‑GJL‑250) / Optional Aluminum 6061‑T6 |
| Weight | 22 kg (Cast Iron) / 12 kg (Aluminum) |
| Operating Temperature | ‑40 °C ~ 1150 °C |
| Flow Rate | ≥ 850 CFM at 2500 rpm |
| Certifications | ISO 9001, CE, RoHS, VDE, ISO 14001 |
| Lead Time | 14‑21 days (stock) / 30‑45 days (custom) |
Application Scenarios & Case Studies
• Construction Equipment – A U.S. loader manufacturer reduced engine downtime by 28% after switching to our manifold (serial #C-2025).
• Marine Vessels – A coastal ferry fleet achieved EPA Tier 4 compliance 3 months earlier, saving $120K in penalties.
• Off‑Road Mining Trucks – 15% fuel‑efficiency gain recorded over 12 months of operation.
Frequently Asked Questions
What is the typical lead time for a standard 6.5 L turbo diesel exhaust manifold?
For in‑stock cast iron units we ship within 14‑21 days. Custom OEM designs are produced in 30‑45 days, including tooling.
Can you provide an OEM design based on my engine’s CAD files?
Absolutely. Our engineering team supports full‑scale OEM/ODM services, from 3D modeling to prototype testing, at no extra design fee for orders > 500 pcs.
What certifications do your manifolds hold for the U.S. market?
All units are ISO 9001 & ISO 14001 certified, CE marked, and meet EPA Tier 4 emission standards. Test reports can be emailed within 24 hours.
Do you offer free samples or a money‑back guarantee?
Yes – a 5 kg sample is shipped at no charge (shipping cost reimbursed). If the sample fails any performance test, we provide a full refund.

What are the payment terms for bulk orders?
Standard terms are 30% T/T upfront, 70% against copy of B/L. For trusted partners we accept L/C at sight or net‑30 days.
Ready to Upgrade Your Diesel Fleet?
Limited stock of the high‑flow 6.5 L turbo diesel exhaust manifold – order within 48 hours and receive free expedited shipping plus a money‑back guarantee.
Email Quote Now WhatsApp BenOr call us directly at +86‑311‑808‑126‑83. Our sales team replies within 2 hours.
What Our Customers Say
- "The manifold arrived ahead of schedule and fit perfectly. Our engine's exhaust temperature dropped by 15 °C, extending service intervals." – Tom R., Fleet Manager, Midwest Logistics
- "Y‑D’s technical support helped us modify the flange pattern to match our retro‑fit project. Result: 22% fuel savings." – Sarah L., Technical Director, GreenPower Marine
- "Excellent after‑sales service – they replaced a faulty batch within 48 hours, no extra cost." – David K., Procurement Lead, BuildRight Construction
Hebei Yuanda Trade Co., Ltd. | No.563 Xinhua Road, Shijiazhuang City, Hebei Province, P.R. China
Tel: +86‑311‑808‑126‑83 | WhatsApp: +86 19333738338 (Ben) / +86 19333736198 (Linda) | Email: info@ydcastings.com
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Designed for purchasing managers and technical directors who need reliable, high‑flow exhaust solutions for heavy‑duty diesel engines. Result: Increased operating cost, reduced fleet reliability, and missed regulatory deadlines. • Construction Equipment – A U.S.
Trusted by Industry Leaders
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Customer Testimonials
Compliance & Certifications
ISO 9001, ISO 14001, CE, RoHS, VDE, CCC, GS, CB, FCC, SAA, HACCP/GMP, IPPC – All documents available on request.
Request Certification Pack