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Updated: 06 Apr 2026

10 Best Exhaust Header Gaskets

#1 Best Pick
Briny River 8pcs Motorcycle Exhaust Gaskets Compatible with MZ TS ES ETS ETZ 150 125 1962-1978 Copper Muffler Gasket 43x35mm

Briny River 8pcs Motorcycle Exhaust Gaskets Compatible with MZ TS ES ETS ETZ 150 125 1962-1978 Copper Muffler Gasket 43x35mm

Brand: Briny River
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  • Designed to be compatible with MZ TS, ES, ETS, and ETZ motorcycle models (125cc and 150cc) from 1962 to 1978, ensuring a perfect fit for exhaust and muffler systems.
  • Each gasket measures 43mm in outer diameter, 35mm in inner diameter, and 4mm in thickness, ensuring a reliable and leak-proof fit.
  • Provides a secure and airtight seal for the exhaust system, reducing noise, improving efficiency, and preventing harmful leaks.
  • Made from high-quality materials to withstand high temperatures and pressure, ensuring a long-lasting and effective seal for your motorcycle's exhaust system.
  • Product include a total of 8pcs motorcycle exhaust gaskets, which can completely meet your daily use needs and replacement.
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#2 Best Value
2.5"Copper Header Exhaust Collector Gaskets(1 pair) Reusable for all SBC BBC 302 350 454,1/2" Exhaust Gaskets (3 Bolt Pattern)

2.5"Copper Header Exhaust Collector Gaskets(1 pair) Reusable for all SBC BBC 302 350 454,1/2" Exhaust Gaskets (3 Bolt Pattern)

Brand: GSKMOTOR
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  • 🔧 【High Quality Copper】:The exhaust header collector gasket made of 2.5" solid copper 0.41" thick with impeccable durability performance, wear-resisting, anti-strike, anti-scratch, dust-proof and colorfast.without included bolts
  • 🔧 【Wide Applicability】:This 2 1/2" Header Collector Gasket are especially designed for SBC BBC 302 350 454, and fit all 2.5 inch collector with Triangle (3 Bolt Pattern).
  • 🔧 [Excellent Sealing Effect]: The exhaust header collector gasket uses a durable composite O-shaped design to form a tight leak-proof seal, without additional sealant, and can seal perfectly every time.
  • 🔧 [What You Will Get]: Includes 2 x 2.5-inch exhaust header collector gaskets for easy installation and operation.Replace old or damaged header collector gasket in time for better performance.
  • 🔧 【Aftermarket Service】:GSKMOTOR specializes in providing high-performance repair and replacement parts for various automobiles, we support 30 days returns and exchanges. If you have any questions, please feel free to contact us, we will solve it for you as soon as possible, customer satisfaction is our unremitting pursuit.
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#3 Budget Pick
DNA Motoring GKTSET-JCW0738 Aluminum Exhaust Manifold Header Gasket Set Replacement

DNA Motoring GKTSET-JCW0738 Aluminum Exhaust Manifold Header Gasket Set Replacement

Brand: DNA MOTORING
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  • Aluminum Reinforced Graphite Exhaust Manifold Gasket
  • Complete Hardware Kit for Installing Aftermarket Header to your Vehicle
  • Great for Replacement of Missing or Damaged Gaskets
  • 100% Brand New
  • Installation Instruction is NOT Included
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#4 Top Choice
uxcell Car 70mm Inner Dia Manifold Header Exhaust Donut Gasket Ring

uxcell Car 70mm Inner Dia Manifold Header Exhaust Donut Gasket Ring

Brand: uxcell
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  • Product Name: Exhaust Donut Gasket; Material: Graphite
  • Package Content: 1 x Exhaust Donut Gasket
  • Inner Diameter: 70mm/ 2.8"
  • Thickness: 15mm/ 0.6"
  • Outer Diameter: 85mm/ 3.3"
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#5 Popular Choice
uxcell Universal Manifold Header Exhaust Donut Gasket 15mm x 54mm x 68mm for Car

uxcell Universal Manifold Header Exhaust Donut Gasket 15mm x 54mm x 68mm for Car

Brand: uxcell
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  • Product Name: Exhaust Donut Gasket; Material: Graphite
  • Package Content: 1 x Exhaust Donut Gasket
  • Inner Diameter: 54mm/ 2.13"
  • Thickness: 15mm/ 0.59"
  • Outer Diameter: 68mm/ 2.68"
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#6 Top Pick
2Pcs Car Exhaust Gasket Standard Exhaust Flange Gaskets with 2 Bolt Aluminium Alloy Manifold Gasket for Connecting Car Accessories (3 lnch)

2Pcs Car Exhaust Gasket Standard Exhaust Flange Gaskets with 2 Bolt Aluminium Alloy Manifold Gasket for Connecting Car Accessories (3 lnch)

Brand: LIUKCHGE
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  • 【Note】 Our automotive exhaust gasket OEM#120-06310-0002, the size is 5.67"Lx3.46"Wx0.08"H with a 2.5" inner diameter. The exhaust gasket comes with two bolt holes spaced 3.78"-4.57" apart for bolt hardware smaller than 12mm or 1/2". Please check carefully if our gaskets are suitable for your car before purchasing.
  • 【High Temperature & Pressure Resistance】 This car exhaust gasket is made of plated iron and graphite composite structural material, which is resistant to high temperature, high pressure and abrasion. The gasket material fills the tiny gap between the intake manifold and the engine.
  • 【Effective Sealing】 The exhaust is critical to the proper functioning of an automotive engine. The exhaust flange gasket has excellent sealing properties, and also helps to reduce engine noise, thus keeping the engine in efficient working condition.
  • 【Improved Performance】 By using this exhaust flange gasket, the exhaust pipe interface can be better connected, avoiding huge temperature fluctuations that cause parts to move, and making the car's power performance better.
  • 【Easy Installation】 This exhaust manifold gasket has a simple design for quick and easy installation, all you need to do is to place the muffler gasket on the interface, align the piston holes and make sure the screw holes and the threaded holes of the exhaust pipe are aligned and slowly tighten the nut to make sure the gasket is secure.
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#7 Top Pick
2-Bolt 2.75 inch Exhaust Flange Gasket Turbo/Manifold/Header Down/Dump Pipe Flange, High Temperature Graphite for Headers, Catback, MLSG, Axleback High Temp Exhaust Gasket (70mm) (5-Pack

2-Bolt 2.75 inch Exhaust Flange Gasket Turbo/Manifold/Header Down/Dump Pipe Flange, High Temperature Graphite for Headers, Catback, MLSG, Axleback High Temp Exhaust Gasket (70mm) (5-Pack

Brand: Yitoking
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  • 2-Bolt Exhaust Flange Gasket Turbo/Manifold/Header Down/Dump Pipe Flange
  • It Includes 5 pcs Gaskets
  • Hole Size (A): 2.75", 70mm
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#8 Top Pick
uxcell 1.8 Inch Dia Exhaust Muffler Graphite Donut Gasket Header 2 Pcs

uxcell 1.8 Inch Dia Exhaust Muffler Graphite Donut Gasket Header 2 Pcs

Brand: uxcell
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  • Product Name: Exhaust Donut Gasket; Material: Graphite
  • Package Content: 2 x Exhaust Donut Gasket
  • Inner Diameter: 45mm/ 1.8"
  • Thickness: 16mm/ 0.63"
  • Outer Diameter: 60mm/ 2.36"
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#9 Top Pick
SING F LTD 4Pcs Copper Exhaust Gaskets Header Ring Seal Compatible with Honda VFR VFR750 VFR800 VTEC VF400 VF500 CB500 CB550 GL1500 GL1800

SING F LTD 4Pcs Copper Exhaust Gaskets Header Ring Seal Compatible with Honda VFR VFR750 VFR800 VTEC VF400 VF500 CB500 CB550 GL1500 GL1800

Brand: SING F LTD
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  • Compatibility: Compatible with Honda motorcycles including VFR750 (1986-1998), VFR800 VTEC (1998-2009), VF400, VFR400 NC30/NC21/NC24, CB500 Four, VF500 Magna, CB550 Four/Super Four, VF750 Magna/Sabre, GL1500 Gold Wing, and GL1800 Gold Wing models.
  • Dimensions: Flat-sided copper gaskets with 40mm outer diameter and 30.5mm inner diameter for precise fit.
  • Material: Made of copper for effective sealing and heat resistance.
  • Function: Provides reliable exhaust header sealing to prevent leaks and maintain performance.
  • Application scope: Ideal for exhaust system maintenance, repair, or replacement of worn gaskets.
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#10 Top Pick
IONPSHG 6 Pcs Car Exhaust Gasket Standard 2.5" 2-Bolt Exhaust Flange Gasket Replaces OEM#120-06310-0002 Standard Exhaust Manifold Gasket Aluminium Alloy High Temp Gasket Material Car Accessories (2.5)

IONPSHG 6 Pcs Car Exhaust Gasket Standard 2.5" 2-Bolt Exhaust Flange Gasket Replaces OEM#120-06310-0002 Standard Exhaust Manifold Gasket Aluminium Alloy High Temp Gasket Material Car Accessories (2.5)

Brand: IONPSHG
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  • 【Comprehensive Exhaust Gasket Set】: UCar exhaust gasket OEM#120-06310-0002. Its size is 5.33x3.92inch, thickness is 2mm/0.08 inch, and inner diameter is 3 inch. Featuring 2 bolt holes spaced 93-123.5mm/3.66-4.86 inch apart, they're compatible with bolt hardware smaller than 12mm or 1/2 inch, ensuring a snug fit for your vehicle's exhaust needs.
  • 【Premium Quality Materials】: Crafted from high-quality aluminum alloy material with a graphite coating, our car exhaust gaskets offer excellent anti-rust properties and a superior sealing effect. Built to withstand high-intensity vibrations and heat, they provide long-lasting durability, ensuring optimal performance and engine protection.
  • 【Enhanced Functionality】: Replace your aging or damaged exhaust pipe gasket with our premium parts to tightly seal gas and prevent leaks from the connection of car accessories after combustion. By extending the service life of the engine cylinder head, our gaskets contribute to smoother engine operation and improved overall vehicle performance.
  • 【Easy Installation】: Installing our header gaskets is a breeze, requiring only a bolt assembly to securely hold them in place within the pipe. Say goodbye to complex installation processes and hello to effortless replacement of old or worn-out gaskets, saving you time and hassle.
  • 【Wide Compatibility】: Our car exhaust seals ensure a seamless connection between the automotive exhaust manifold and cylinder head exhaust flange, offering compatibility with a wide range of vehicle models. With their compact size and lightweight design, they're the perfect match for your vehicle, providing convenient replacement options whenever needed.
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