Are exhaust gasket and exhaust pipe gasket the same thing?

Yes. "Exhaust Gasket" and "Exhaust pipe gasket" refer to the same car part. Other common names include Exhaust pipe gasket, Exhaust Pipe Gasket, Exhaust Flange Gasket. The part is the same regardless of which name is used.

What are the signs of a blown exhaust gasket?

A failing exhaust gasket usually causes a hissing, ticking, or blowing noise that gets louder under acceleration, often from a flange joint or manifold. You may also notice reduced performance, a stronger exhaust smell, or a drop in fuel economy.

Why does an exhaust gasket need replacing?

Exhaust gaskets seal the joints between sections of the exhaust system and endure constant heat cycles, so they harden and fail over time. They are usually replaced whenever a flange or manifold joint is disturbed during exhaust work to ensure a proper gas-tight seal.

Do exhaust gaskets fit specific vehicles?

Yes, exhaust pipe and flange gaskets are shaped to match a particular joint and bolt pattern, so the correct one depends on your vehicle and which part of the system it seals. Enter your registration above to see gaskets confirmed to fit your car.

How much does an exhaust gasket cost?

The price of an exhaust gasket depends on your exact vehicle and the brand you choose. Enter your registration above to see parts confirmed to fit, then compare prices from the brands we stock on this page. Free UK delivery on orders over £99.

Buy Exhaust Gasket Online — 3,000+ in stock

Exhaust Gasket buying guide — what to know before you buy

Exhaust gaskets seal the joints between sections of the exhaust system — at the manifold-to-head flange, at mid-pipe connections, and at the tailpipe outlet. A failed exhaust gasket causes a blowing exhaust sound, allows harmful carbon monoxide to enter the engine bay, and can lead to an MOT failure on exhaust noise or emissions.

Types of exhaust gasket

Manifold gaskets are the most critical: they seal the joint between the exhaust manifold and cylinder head, which experiences extreme thermal cycling. They are typically multi-layer steel (MLS) or composite graphite constructions designed to withstand temperatures exceeding 900 °C. Pipe-to-pipe gaskets are usually flat metal rings or doughnut gaskets made from stainless steel or a composite of steel and graphite.

Flex-joint gaskets and ball-socket gaskets are used at joints that need to accommodate movement — typically between the downpipe and the catalytic converter. These allow slight angular movement as the engine rocks on its mounts without fatiguing the metal joints.

Symptoms of a failed exhaust gasket

The most obvious sign is a blowing or hissing noise from the exhaust system, most pronounced when the engine is cold and the metal has not yet expanded. The sound often decreases or disappears when the engine reaches operating temperature because thermal expansion closes the leak slightly. Carbon soot streaks or discolouration around a joint confirm the location of the leak.

Exhaust leaks near the engine increase the risk of carbon monoxide entering the cabin through the firewall or heating system air intake. A burning smell from the engine bay when a gasket fails near a heat shield or wiring loom is a secondary warning sign.

Blowing or hissing noise, worst when cold
Carbon soot streaks around a joint
Burning smell from engine bay
Failed MOT on exhaust noise level
Increased cabin noise at idle

Replacement tips

Always replace exhaust studs and nuts if they are corroded — a seized exhaust stud is one of the most time-consuming parts of manifold replacement. Heat soak and penetrating oil applied the day before the job makes removal much easier. Torque the new gasket bolts in the correct sequence and to the manufacturer's specification. Use the registration lookup to find the correct exhaust gasket set for your vehicle.