reverse bass tuners

Crunch 2125W 2 Channel Subwoofer Car Audio Amp, Adjustable Crossovers, Bass Knob

Autotek 2000 Watt 2 Channel Car Audio Amplifier with Bass Knob, High Output Class D Mono Bridged 4 Ohm Stable Input, Street Machine, SM-2000.2D, Black

Kenwood KDC-BT382U CD Receiver w/ Bluetooth, Compatible w/ Alexa, Front USB & Aux w/ a Sirius XM SXV300v1 Tuner Kit for Satellite Radio

Clarion M508 Marine Bluetooth Source Unit with XM SXV300m1 Satellite Radio Tuner with RV/Marine Antenna

Kicker 49DL7TDF122 Dual Down Firing L7 Thin 12" Enclosure with LX8501 Mono Amplifier including Wiring Kit and Bass Knob Bundle

Memphis Audio NANO10SPX Weatherproof 10” Powered Under Seat Bass System

Kicker (2) 51MWF104 - MWF 10-Inch Premium Marine Subwoofer (free-air) 4-ohm & 48KMA8001 Marine Amp & Bass Knob Bundle ( Includes LED Remote )

JVC KD-T91MBS Marine Stereo w/ CD, BT, USB, Amazon Alexa + SXV300 SirusXM Satellite Radio Tuner

Kicker (2) 50CWCD104 CompC 10" Subwoofer, Dual 4-Ohm with CXA8001 Amp Bundle ( Includes Bass Knob )

Cerwin Vega VCU81 Vega Series Class‑D Mono Amplifier – 600 W RMS @ 1 Ω, 400 W RMS @ 2 Ω with Bass Control Knob

MTX TN12-04 12" 400 Watt Sub Woofer Car Audio Power Bass Subwoofer TN1204

Kicker LX850.1 850w Mono Class-D Subwoofer Amplifier with Smart Bass (51LX8501)

Kicker LX3000.1 3000w Mono Class-D Subwoofer Amplifier with Smart Bass (51LX30001)

Kicker (3) 51MWF104 - MWF 10-Inch Premium Marine Subwoofer (free-air) 4-ohm & 48KMA8001 Marine Amp & Bass Knob Bundle ( Includes LED Remote )

Kicker 52CVTDF102 CVTDF 10" Sub Down Firing enclosure w/ 400 Watt Amp Bundle ( Includes Bass Knob )

Kicker (4) 51MWF104 - MWF 10-Inch Premium Marine Subwoofer (free-air) 4-ohm & 48KMA8001 Marine Amp & Bass Knob Bundle ( Includes LED Remote )

Kicker LX850.1, 46KISLOAD2 Smart Radio Interface, 850w Mono Class-D Subwoofer Amplifier with Smart Bass (51LX8501)

Kicker 50CWCD154 CompC 15" Subwoofer, Dual 4-Ohm with CXA8001 Amp Bundle ( Includes Bass Knob )

Kicker LX850.1 & Amp Install Kit, 850w Mono Class-D Subwoofer Amplifier with Smart Bass (51LX8501)

JVC KD-X370BTS Digital Media ReceiverW/ BT, USB, Amazon Alexa + SirusXM Radio Tuner & Swi-RC Control Interface

JVC KD-X370BTS Digital Media ReceiverW/ BT, USB, Amazon Alexa + Included SirusXM SXV300 Satellite Radio Tuner

Kicker (2) 50CWCD154 CompC 15" Subwoofer, Dual 4-Ohm with CXA18001 Amp Bundle ( Includes Bass Knob )

Infinity REFERENCE1000SSL Single 10” THIN enclosure with Passive Radiator with Infinity Reference-6001A Mono, 600w X 1 Amplifier With Bass Knob and...

Kicker 10 Inch Comp Truck Bass Package 50TCWC104 with 46CXA4001 Bundle