This dual exhaust size chart will help you choose the correct size exhaust pipe for your horsepower range.

What Size of Exhaust Pipe Do I Need?

Some basic info on the various exhaust options carried by Speedway Motors.

Exhaust Repair

A guide on removing and installing a new electric motor kit for exhaust cutouts.

How to Install an Electric Motor Kit for Exhaust Cutouts

Whether you’re looking for performance improvements or heat reduction, if you decide to wrap your headers, we'll show you the benefits and possible precautions to take before you wrap your exhaust.

Exhaust System Header Wrapping

In this Tech Tip, John offers up a couple solutions to a somewhat common problem of fuel expansion on the older vehicles.

Fuel Expansion Issues

Speedway Motors created a new expansion tank for coolant or oil that is well hidden and mounts inside the fender or on the front of the core support. Watch this video to learn how to install the tank.

Speedway Motors Aluminum Hidden Expansion Tank Installation - Tech Talk

Upgrading to (or updating a poorly designed) independent front suspension, or IFS, will vastly improve your classic muscle car, hot rod, or pickup truck’s braking and handling

Independent Front Suspension System Upgrade Choices

Learn the proper steps in upgrading your air cleaner assembly to ensure clean air, allowing your engine to more easily make the power that it should.

Upgrading Your Air Cleaner Assembly

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Replacing GM Rear End Spherical Bushings

See how a 1969 Chevelle gets an upgraded grille! Learn the pros of using the Dynacorn trim and extensions and some helpful tips for a successful install.

How to Install Grille Trim and Grille Extensions

Engine Family Facets

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Honda Street Exhaust Pipe Expanders

Honda Street Exhaust Pipe Expanders | Speedway Motors

Shop Honda Street Exhaust Pipe Expanders and get Free Shipping on orders over $175 at Speedway Motors.

Honda Street Exhaust Pipe Expanders

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Exhaust Pipe Expander Set for Custom Exhaust, 1-1/8 to 3-1/2-in