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Case Study: Car Speaker Supply for a rental company in the Middle East

Source:Case / Time:2026-09-18

Car Speaker for A rental company in the Middle East

A rental company came to us with a car speaker programme for the Middle East. The brief was ordinary and unforgiving at the same time: a fixed launch window, a landed cost that had to survive freight and duty, and a part that had to match an existing sample. This case records what was specified, what went wrong in sampling and how the bulk order landed.

The starting point

  • Packing that arrived crushed at the port
  • Warranty claims traced back to a single lot
  • A supplier who changed material without saying so

Car Speaker case study

What was specified

PartCar Speaker
ClientA rental company
Marketthe Middle East
Volume20,000 pieces across 6 specifications
Base materialStainless Steel
Sampling rounds4
Delivery window8 weeks from PO to ex-factory
ComplianceSAE J431

How it was resolved

  1. The specification was rebuilt around Stainless Steel and the tolerance locked before bulk.
  2. A pre-production sample was approved and kept as the golden reference.
  3. Production ran with in-line inspection and a mid-run photo report.
  4. Cartons were packed to the client's own barcode and ratio specification.
  5. Documentation shipped with the goods instead of after them.

Car Speaker production run

Result

  • 20,000 pieces delivered inside the 8-week window.
  • Unit cost held within 4.5% of the original quotation.
  • Inspection-related rejection stayed under 2.0%.
  • The specification is on file, so reorders reproduce the approved sample.

What we would repeat

Lock the material standard before sampling. Once the base changes, every downstream approval has to be redone and the calendar slips.

Planning something similar?

Send the specification you are working to and we will confirm what we can match, what we would change and why.

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