YDCT works as a long-term exhaust component manufacturer rather than a trading supplier. Production of exhaust flex pipes is supported by in-house forming, welding, trimming and inspection lines, which helps keep batch consistency stable across repeat orders.
We are used to working with clear drawings, fixed specifications and rolling purchase schedules. For many customers, supply stability and dimensional repeatability matter more than frequent model changes, and our production setup is built around this kind of demand.
Orders are usually arranged in standard batches starting from 50 pieces, with flexible planning for ongoing projects. Samples can be prepared for fit check and evaluation before mass production. Packaging, labeling and basic boxing can be adjusted to match your internal handling or warehouse requirements.Communication is kept straightforward. Technical details, tolerance limits and production feasibility are discussed before order confirmation, so later changes and rework can be avoided.
Our manufacturing capacity exceeds 350,000 units per month, supporting both OEM and aftermarket production demands.For buyers managing high-volume procurement or system design, these pipes offer reliability and repeatable quality at industrial scale. They are especially effective in applications requiring flexible connections between rigid exhaust elements—such as catalytic converters, mufflers, or DPFs—and the engine manifold.
| Part Number | Inlet Diameter (Inch) | Length (Inch) | Part Number | Inlet Diameter (Inch) | Length (Inch) |
| YD17504 | 1 3/4" | 4" | YD22512 | 2 1/4" | 12" |
| YD17506 | 1 3/4" | 6" | YD25004 | 2 1/2" | 4" |
| YD17508 | 1 3/4" | 8" | YD25006 | 2 1/2" | 6" |
| YD17509 | 1 3/4" | 9" | YD25008 | 2 1/2" | 8" |
| YD17510 | 1 3/4" | 10" | YD25009 | 2 1/2" | 9" |
| YD17511 | 1 3/4" | 11" | YD25010 | 2 1/2" | 10" |
| YD17512 | 1 3/4" | 12" | YD25011 | 2 1/2" | 11" |
| YD20004 | 2" | 4" | YD30004 | 3" | 4" |
| YD20006 | 2" | 6" | YD30006 | 3" | 6" |
| YD20008 | 2" | 8" | YD30008 | 3" | 8" |
| YD20009 | 2" | 9" | YD30010 | 3" | 10" |
| YD20010 | 2" | 10" | YD30012 | 3" | 12" |
| YD20011 | 2" | 11" | YD35006 | 3.5" | 6" |
| YD20012 | 2" | 12" | YD35008 | 3.5" | 8" |
| YD22504 | 2 1/4" | 4" | YD35010 | 3.5" | 10" |
| YD22506 | 2 1/4" | 6" | YD35012 | 3.5" | 12" |
| YD22508 | 2 1/4" | 8" | YD40008 | 4" | 8" |
| YD22509 | 2 1/4" | 9" | YD40010 | 4" | 10" |
| YD22510 | 2 1/4" | 10" | YD40012 | 4" | 12" |
| YD22511 | 2 1/4" | 11" |
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FAQs
Q: What's your typical production time for bulk orders?
A: For standard specifications, we can deliver within 7–15 working days depending on volume.
Q: Can you manufacture with non-standard lengths or diameters?
A: Absolutely. We specialize in customization and can produce according to your drawings or performance specs.
Q: Can I order a sample? Is the quality guaranteed?
A: Absolutely,we provide samples and various test reports,and we will regularly do quantitative exhaust pipe corrosion resistance,anti-torque and other testing experiments,packaging will also do manual screening,all of which is to ensure the quality of each exhaust pipe,even if the exhaust pipe out of the problem,we will return after sale,please rest assured purchase.
Q: Do you have any experience in large volume cooperation？
A: We have large-scale pipeline project cooperation in China,and our customers all over the world,shipments can be fully guaranteed,we also often participate in the international large auto parts machinery exhibition,so whether online or offline,whether production or after-sales,we have quite good experience.