JBL Club 64FSL Club Series 6-1/2" Shallow Mount Coaxial Speakers 501-1000 Variable bass boost: 0–12 dB

Variable bass boost: 0–12 dB @ 45 Hz — adds controlled bass emphasis at the sub’s fundamental region for deeper impact

ACR-1 dash remote included

or off-road vehicles where exposure to moisture or dust is possible

while the Plus One woofer and 3-ohm impedance extract more usable bass and louder output from both factory head units and outboard amplifiers

thermally optimized aluminum heat sink casing — dedicated cooling to sustain high output

JBL Club 64FSL Club Series 6-1/2" Shallow Mount Coaxial Speakers 501-1000 Variable bass boost: 0–12 dBThe JBL Club 64FSL Club Series 6 1 2" shallow mount coaxial speakers are designed for tight depth vehicle installs, delivering enhanced low end detail and clear high frequency response for upgraded factory sound. Built for enthusiasts who want better sound without intrusive mounting, these speakers pair a compact footprint with JBLs Club Series electronics for noticeable improvement. 6 1 2" 2 way shallow mount coaxial design: A compact pair designed