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Big Jeff Online Inc is a family based business and is able to give one on one time with our customers

DS18 has the freshest of all car audio lineups. We listen to our customers’ feedback and keep-up with all the new industry trends and demands in order to deliver the most technologically, up-to-date products in the market. We are here to revolutionize what the old dinosaurs failed to do right: Delivering a sophisticated, trendy product that people will love (and continue doing so on a regular basis). We promise to never stop refreshing our line with the coolest designs and technology available so you can always have the most relevant products in the market. Think of DS18 as that new cool kid in the block that makes all the old-school brands uneasy. We do that with our products, our attitudes, and our “never-stop-innovating” outlook on everything.
613 products
  • Pair 1" Super Tweeter Black Compression Neodymium Bullet 600W DS18

    Regular price
    $26.95
    Sale price
    $26.95
    Add to cart
  • 6 Foot RCA Cable High Quality Performance OFC Noise Rejection Cable DS18 R6

    Regular price
    $11.95
    Sale price
    $11.95
    Add to cart
  • 0 Gauge Amp Kit Amplifier Install Wiring Complete 0 AWG Wire DS18

    Regular price
    $74.95
    Sale price
    $74.95
    Add to cart
  • DS18 Pro Combo 4 x 6.5" Midrange X6.4BM Speakers + 2 Pair TW220 Super Tweeters

    Regular price
    $224.78
    Sale price
    $224.78
    Add to cart
  • 1 Pair Marine Speakers 8" Black Power Sport RGB LED DS18 750W NXL8BK

    Regular price
    $164.95
    Sale price
    $164.95
    Add to cart
  • DS18 AK4 4 Ga Amplifier Install Kit Complete Wiring Mini ANL 100

    Regular price
    $24.95
    Sale price
    $24.95
    Add to cart
  • 1x 6.5" Midrange Full Range Speakers Loudspeaker 600W Bullet 4 Ohm DS18 PRO-X6.4

    Regular price
    $41.95
    Sale price
    $41.95
    Add to cart
  • DS18 PRO-TW5L 1.5" Super Bullet RGB Tweeter 500W 4 Ohm Car Audio TW510

    Regular price
    $34.95
    Sale price
    $34.95
    Add to cart
  • 1x 6.5" DS18 Mid Range Red Bullet Loud Speaker 480 Watts 4 Ohms PRO-GM6.4B

    Regular price
    $32.95
    Sale price
    $32.95
    Add to cart
  • DS18 PRO-GM8SE 8 Inch Sealed Back Loud Speaker 8-Ohms - 480 Watts Max

    Regular price
    $29.95
    Sale price
    $29.95
    Add to cart
  • DS18 PRO-SM6.2 6" Marine Midrange Speaker Bike 2 Ohm -200W Waterproof

    Regular price
    $44.95
    Sale price
    $44.95
    Add to cart
  • DS18 XM3 3 Way Electronic Car Stereo Crossover Dash Mount Bass Knob Remote Xover

    Regular price
    $76.95
    Sale price
    $76.95
    Add to cart
  • DS18 PRO-Z69 6 X 9 2 way mid range loud speaker with ZT69 tweeter 550W 4 ohm

    Regular price
    $86.95
    Sale price
    $86.95
    Add to cart
  • 20 Foot RCA Cable High Quality Performance OFC Noise Rejection Cable DS18 R20

    Regular price
    $16.95
    Sale price
    $16.95
    Add to cart
  • 1x DS18 SLC-MD12.4D 12" pro Sub woofer Audio Speaker Dual Voice Coil 4 Ohm

    Regular price
    $54.95
    Sale price
    $54.95
    Add to cart
  • Mini Mono block Compact Amplifier 1000W Motorcycle ATV UTV BIKE DS18 Nano Atom 1

    Regular price
    $229.95
    Sale price
    $229.95
    Add to cart
  • 8" Pro Audio Mid range Loud Speaker 800 Watts 8 Ohm DS18

    Regular price
    $122.95
    Sale price
    $122.95
    Add to cart
  • PRO-TW920 1.4" Voice Coil 300W 4-ohm Neodymium Bullet Tweeter Car Audio

    Regular price
    $61.95
    Sale price
    $61.95
    Add to cart
  • DS18 Combo KEQ7 7 Channel Equalizer + XM3 3 Way Electronic Crossover

    Regular price
    $156.95
    Sale price
    $156.95
    Add to cart
  • DS18 Speaker Grill Universal 8" Inch Plastic Cover Black 2 PRO-GRILL8 BLACK

    Regular price
    $18.95
    Sale price
    $18.95
    Add to cart
  • DS18 Audio RCA Y Adapter 1 Male 2 Female Jacks Extension Splitter

    Regular price
    $7.95
    Sale price
    $7.95
    Add to cart
  • 1x DS18 PRO-SDF8 Square 8" Mid Range Speaker Diffuser Horn

    Regular price
    $46.95
    Sale price
    $46.95
    Add to cart
  • DS18 8" Pro Audio Mid range Loud Speaker 800 Watts 4 Ohm PRO-EXL84

    Regular price
    $122.95
    Sale price
    $122.95
    Add to cart
  • Transparent Plastic Twist Horn RGB LED Lighting Screw On DS18

    Regular price
    $23.95
    Sale price
    $23.95
    Add to cart
  • 2x Universal RGB Speaker Light Rings 8" LED Bluetooth Remote Control DS18

    Regular price
    $84.95
    Sale price
    $84.95
    Add to cart
  • 2x 3.5" Car Full Range Loud Speakers - 4 Ohms 100 Watts 4 Ohm DS18 Elite Z-354

    Regular price
    $49.95
    Sale price
    $49.95
    Add to cart
  • DS18 6" Speaker 400W 2ohm x 2ch Class D Amp Marine Combo Waterproof ATV

    Regular price
    $289.95
    Sale price
    $289.95
    Add to cart
  • DS18 PRO-TW120 and PRO-TW120B Install Installation 1/4 Spacer Rings 1 Pair Black

    Regular price
    $9.95
    Sale price
    $9.95
    Add to cart
  • DS18 NF2 Professional Noise Killing Filter, Ground Loop Isolator 2 channel

    Regular price
    $17.95
    Sale price
    $17.95
    Add to cart
  • Power Ground Distribution Block ANL Fuse Holder 1x 0GA In- 3x 4GA out 3x 150A

    Regular price
    $28.95
    Sale price
    $28.95
    Add to cart
  • GEN-X5.7 DS18 5 x 7" 3-way Car Door Speakers 300 Watts 4 Ohm Coaxial Speakers

    Regular price
    $42.95
    Sale price
    $42.95
    Add to cart
  • DS18 Z 6x9" + 6.5" Car Audio Door Speakers Combo 840 Watts 4 Ohm Coaxial

    Regular price
    $159.95
    Sale price
    $159.95
    Add to cart