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Case Study: Exhaust Tip Supply for a national parts importer in West Africa

Source:Case / Time:2026-09-18

Exhaust Tip for A national parts importer in West Africa

A national parts importer came to us with a exhaust tip programme for West Africa. 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

  • Inconsistent hardness between lots
  • Premature wear on the first batch
  • A supplier who changed material without saying so

Exhaust Tip case study

What was specified

PartExhaust Tip
ClientA national parts importer
MarketWest Africa
Volume10,000 pieces across 3 specifications
Base materialPowder Coated Steel
Sampling rounds3
Delivery window6 weeks from PO to ex-factory
ComplianceSAE J431

How it was resolved

  1. The specification was rebuilt around Powder Coated 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.

Exhaust Tip production run

Result

  • 10,000 pieces delivered inside the 6-week window.
  • Unit cost held within 2.0% of the original quotation.
  • Inspection-related rejection stayed under 1.5%.
  • The specification is on file, so reorders reproduce the approved sample.

What we would repeat

Fix the specification count early. Adding variants after production starts is the most expensive change a client can request.

Planning something similar?

Ask for the current catalogue and the specification sheet for this line.

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