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Mr. Gasket

Mr. Gasket MLS Exhaust Header Collector Gaskets

Fits 2-bolt 2-1/2 Inch Round Header Collectors

Part # 4888G Be the first to write a review
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Hole Diameter: 2-1/2 inch, Bolt Spacing: 3.78 inch, Bolt Hole: 3/8 inch 2-bolt hole. Multi-Layered Steel (MLS) header collector gaskets are designed for extreme cylinder pressure produced by high horsepower-high compression turbocharged, supercharged & nitrous oxide engines. Manufactured from three stainless steel layers, resists corrosion, will not burn through or push out & maintains maximum fastener torque retention. Stress formed inner and outer layer embossments act like springs that rebound under exhaust flange clamp load. Applications: Dynomax, Flowtech, Hedman, Hooker Headers, etc..


  • MLS Stainless Steel Design
  • 2-Bolt Design w/ 3.78" Bolt Spacing
  • 2-1/2" Diameter Center Hole
  • 2 Pieces Per Package
  • Fits Hooker Cast Exhaust Manifolds w/ 2.5" Outlet - part number 8502HKR

About Mr. Gasket

Using his own '57 Chevy as a rolling testbed, drag racer Joe Hrudka launched the most famous gasket company in the world more than half a century ago. Mr. Gasket is the go-to gasket source for racers with gaskets and fasteners that seal perfectly every time.

Bolt Hole Size3/8"
Brand Mr. Gasket
Collector Diameter2.50 inch
Emission Code5
Product TypeHeader Gasket
Quantity Per Pkg.2
WarrantyLimited 90 Day
Part Number4888G

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Limited 90 Day: See Details

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