Head Gasket & Exhaust Sealant

Our range of head gasket repair products and exhaust sealants offer easy solutions to get your engine running smoothly and efficiently again. Whether you’ve got a leak, a blown head gasket, or want to prevent an overheated radiator - you can fix the issue at home with Halfords.

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Granville
4.4 / 5 (113)
£3.99
Extra 10% off
When you spend £30*
Use code: HOLIDAY10 in basket
*Online exclusive. Exclusions apply.
£3.99
Only £3.79 with Motoring Club premium
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Only £3.79 with Motoring Club premium
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Holts
4.6 / 5 (209)
£4.00
Extra 10% off
When you spend £30*
Use code: HOLIDAY10 in basket
*Online exclusive. Exclusions apply.
£4.00
Only £3.80 with Motoring Club premium
View details
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Only £3.80 with Motoring Club premium
View details