Prices checked Nov 9, 2026, 11:53 AM ET
Not right now: Alphasonik prices are at their usual levels.
Not right now. Alphasonik prices are at their usual levels: the Alphasonik TSW308 8" TREIS Slim Series Subwoofer is $109.95 at PARTS EXPRESS. Any Alphasonik deal shows here as soon as it starts.
Alphasonik is a car audio brand known for amplifiers, subwoofers and speakers aimed at loud, bass-heavy systems, along with marine and powersports gear. Its standout lines include the Class D mono amps and the NA and Venum subwoofer series. Prices for every Alphasonik product are checked at every store, with each store's price history kept so you can see how it moves over time.
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