ISPLL Subsonic Suicide Tracks

ISPLL Subsonic Suicide is a 2 minute musical average using a subsonic track under 32hz.  There are bonus points added to...

USACI Music

USACI Sells packs of up to 5 CDs on their website http://www.usaciworldwide.org/ According to the USACI Rule Book in Street Beat Class:...

IASCA Music

IASCA has an online store for CDS http://iasca.com/cds/   According to the IASCA Rulebook: The program material used in testing...

MidWest SPL CDs

Midwest SPL sells a musical CD and according to their rulebook in Top Dog track 19 is required. Click here...

DbDrag Music

dbDrag has an online store for CDS https://shop.termpro.com/t/competition-and-test-cds   According to the DbDrag rulebook The program material being played may...

Buying Guide: Subwoofers

When you think of car audio, for most people the first thing that comes to mind is a subwoofer.  Subwoofers...