STP Engine Stop Leak 300ml
by Halfords
£6.99
STP® Engine Stop Leak is formulated with a special agent to renew polymer seals and gaskets damaged by the heat of normal engine operation, which can otherwise result in oil leaks and expensive mechanical work. This specialised engine oil stop leak formula will also increase the protection offered
GTIN05020144500834
EAN5020144500834
MPNE302006100
Prices updated 8 Apr 2026
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Product Description
STP® Engine Stop Leak is formulated with a special agent to renew polymer seals and gaskets damaged by the heat of normal engine operation, which can otherwise result in oil leaks and expensive mechanical work. This specialised engine oil stop leak formula will also increase the protection offered by the existing engine oil.
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