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MECA Manufacturers and Supporters

Our 2020 Sound Pressure League Rule Book is complete and free to view or download at:

After the initial release, requests were received that prompted R&E to review Modified Street division rules, making them similar to no-wall classes in other orgs. This has been an on-going topic for 3 years, and, seeing the changes as inevitable, R&E responded with edits to the MS rules.

We tried to make the updates as direct and understandable as possible.

Any questions may be directed to

Thanks to our SPL community for being involved and engaged in the Sound Pressure League.

Good luck in the lanes in 2020!

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