Swirl Flap Delete Plugs 18mm – Opel Z19DTH Z19DTJ Z19DT | OEM 55210201
The swirl flaps on Opel Z19DTH, Z19DTJ, and Z19DT diesel engines are a documented failure point — when the plastic linkages break, debris enters the intake and can cause severe engine damage. These 18mm blanking plugs permanently seal the swirl flap openings, eliminating the failure risk entirely. Opel/Vauxhall models with Z19DTH, Z19DTJ, or Z19DT diesel engines
Fits OEM #55210201.
When to Inspect This Part
- loss of power or hesitation
- smoke after warm-up
- rough or unstable idle
- mixture faults or an intake air leak
What's Included
- 1 × Swirl Flap Delete Plugs 18mm
Part Number / PN
55210201, 55210202
Important Fitment Check
Before ordering, compare the part design, dimensions, connectors, and every available OEM/P/N marking with the part installed on the vehicle. Matching OEM/P/N 55210201 is the primary fitment check.
FAQ
How do I confirm fitment for this Swirl Flap Delete Plugs 18mm?
Compare the exact OEM/P/N and physical design with the installed part. The primary reference is 55210201. Do not select the part by vehicle model alone.
What symptoms may indicate a problem with this Swirl Flap Delete Plugs 18mm?
Confirmed symptoms include loss of power or hesitation, smoke after warm-up, rough or unstable idle, mixture faults or an intake air leak. Diagnose the original assembly before ordering so another fault is not mistaken for this part.
What is included with this Swirl Flap Delete Plugs 18mm?
The confirmed kit contents are: 1 × Swirl Flap Delete Plugs 18mm.
Does this listing include the complete surrounding assembly?
No. It includes only the item or repair components identified for this SKU. Inspect related parts separately and replace them only when diagnosis confirms a fault.
What should be checked before installation?
Check the OEM/P/N, dimensions, connectors, orientation, and condition of the mating components. Installation should follow the correct service procedure for the specific vehicle and assembly.
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Orders ship within 1–2 business days.
Standard delivery:
- USA: Some items ship from our US warehouse and arrive within 3 business days.
- USA-EU: 10–21 business days
- Worldwide: 14–30 business days
Shipping cost is shown at checkout.
Can I exchange or return an item?
Yes, you can exchange or return an item within 14 days of purchase. This right is guaranteed to you by the Law on the Protection of Consumer Rights
To use this feature, please make sure that:
- the product was not in use and has no traces of use: scratches, chips, abrasions, etc.
- the goods are fully completed and the integrity of the packaging is not violated
- retained all labels and factory markings