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.
Head gasket repair at home
Repairing a troublesome exhaust or, even worse, a head gasket, can be costly. Thankfully, we’ve got a wide range of exhaust repair kits and head gasket sealants to help experienced home mechanics do the job themselves. Professional mechanics love our products too as they offer a high-quality, affordable solution.
Head gasket symptoms
- An overheating engine is one of the most common symptoms of a blown head gasket.
- Your radiator needs to be constantly topped up with coolant.
- White smoke coming from the exhaust.
- Bubbling in the radiator or reservoir.
- Your oil is discoloured and milky.
About head gasket and exhaust sealant
Seal a cracked or blown head gasket with the power of steel by using the high-powered Steel Seal Head Gasket Repair Sealant. You might prefer a pour-in option like this, or you could use a flexible gasket sealant designed to withstand high temperatures and target specific areas. Exhaust silicone sealant cures quickly to provide a permanently flexible seal.
Exhaust repair products
Make repairs to holes and splits with a highly rated, easy-to-fit repair bandage, or useful Holts Gun Gum putty. Buy online or click & collect from your local Halfords store today.