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  1. For Sale - Zapco 400.2AP - Mint Condition

    Car Audio Classifieds
    For Sale - Zapco 400.2AP - Mint Condition Price - $750.00 - Includes Shipping. We split the PayPal Fees Condition - 9.5 out 10. Review all pictures. It comes with Factory Box. It will be packed well for shipment. Ask all the questions!
  2. Zapco Z300S2VX - beautiful

    Car Audio Classifieds
    I'm selling a beautiful amplifier that is in great condition and 100% functional. I don't want to sell this at all but I'm just not using it and am putting together some money for a vacation this year. This is the same as the Studio 300. These are wonderful highly sought after amplifiers. Price...
  3. SOLD!!!

    Car Audio Classifieds
    Item - Zapco Z-2KD II Monoblock & Zapco Z-BR II Remote Bass Control Price - $750.00 (Price Includes Shipping via FedEx Ground) Going with a different setup. PM all the questions you have.
  4. SOLD!!!

    Car Audio Classifieds
    Zapco Z2KDii w/ Remote - Brand New Price $750.00 Shipping via Fed Ex Ground (direct signature required), PayPal fees are included. Lower 48 states only.
  5. Zapco ST-6X DSP amplifier review with testing

    Member Reviews & Product Comparisons
    Over the past two weeks I have both installed and uninstalled the Zapco ST-6X DSP six channel amplifier. My access to the amplifier is due to my having installed it (and a companion Zapco ST-2000xmII) in a friend’s car, only to remove it six days later. I’ll try to keep this review objective...
  6. Amp suggestion

    System Design: Help Me Choose Equipment For My Car
    Looking for an amp suggestion to finish off build. Here is what I have at the moment: Alpine PDX-V9 will run 3" + 6.5" and subs Focal PS165F3 (Flax) w/tweeters and 3" mids in A pillars, 6.6" in doors w/fast rings JBL GTO (can't remember model)or Hertz ESK165 comps in rear doors (I have both sets...
  7. Zapco C2k 9.0xd and Sx Sl ii problems

    Technical & Advanced Car Audio Discussion
    I just switched back from an arc ps8 to my sx sl 2. Running a McIntosh mcc404 for mids and tweets, full range out 2 from eq, using the mac crossovers. McIntosh MC420 for the mid bass, using the eq's out 1 bandpass crossover. Zapco c2k 9.0 for the sub, using eq sub out Initially, everything...
  8. Zapco C2k 6.0 for parts

    My damaged c2k amp i have listed.
  9. Zapco DC500.1 DPN firmware issue?

    General Car Audio Discussion
    OK, so I've had a Zapco DC500.1 for several years now that I bought in preparation for the planned system on my next car. I had no idea that my car search would take so long, but I finally found the car I was waiting on and got my system installed. I was able to install DPN v1.41 and get it...
  10. Help choosing upgrade amp

    Technical & Advanced Car Audio Discussion
    I currently have 2 sets of Helix Percision 6 1/2 components in my car (1 set in the front doors and 1 set in the rear doors). I am currently using a Helix Percision H400X. I am looking for a replacement amp that would be a step up or two. I understand that there is mosconi, Arc Audio, etc...
  11. WTB ZAPCO AP or LX Amplifier (4 or 6 channels) with International Shipped (New/Used)*

    Car Audio Classifieds
    WTB ZAPCO AP or LX Amplifier (4 or 6 channels) with International Shipping (New/Used) Product Brand & Model: I am looking for either a 4 or a 6 channel amplifier from Zapco brand, LX or AP series. I will pay for the shipping and cost of the item using PayPal (gift money is not available in...
  12. Zapco Z-150.6LX

    Car Audio Classifieds
    WTB: Zapco Z-150.6LX or Z-150.4LX Product Brand & Model: Zapco Z-150.6LX or Z-150.4LX Condition of all items: Good Total Price: : TBD Paypal payment. Shipping Terms: : Fed-ex or UPS preferred, no USPS. Pictures: - Unless you are a Upgraded member, or your last 10 iTrader feedbacks...
  13. FS: ZAPCO REFERENCE 750 (175x2/750x1) - GREAT VALUE

    Car Audio Classifieds
    Product Brand & Model: ZAPCO REFERENCE 750 An excellent value amplifier that is perfect for running: components, a pair of midbass drivers, or bridged for a sub! Conservatively rated and original birthsheet measurements showing headroom will be included, along with original manual. Power...
  14. Full Old School Zapco C2k System for sale

    Car Audio Classifieds
    Product Brand & Model: 1. Zapco C2k 9.0 2 ohm w/ brand new never used vfd screen and control knob 2. Zapco c2k 6.0 4 ohm version 3. Zapco c2k 6.0 2 ohm version 4. Zapco sx/sl 2 eq w/ power cable (no power supply) 5, 4 sldin.t transmitters, 2 18' symbilink to rca cable, various other symbilink...
  15. Zapco c2k 3.0x 2 ohm bridged 1 ohm stereo 350

    Car Audio Classifieds
    Product Brand & Model: Zapco c2k 3.0x Condition of all items: Fair. 600 watt bridged 2 ohm, 300 x 2 1 ohm. Total Price: : 350 Shipping Terms: : Free Pictures: - Unless you are a Upgraded member, or your last 10 iTrader feedbacks are positive, you must post a picture of the exact...
  16. REVIEW: Apicella Auto Sound (Stony Point, NY)

    Professional Installer Locator & Review Forum
    I found Nick about a month ago via Reddit. I had just finalized the purchase of a 2016 Mazda CX-5, my first non-leased vehicle, and the first thing I wanted to do was get a nice sounding system installed. I'm by no means an audiophile, nor do I know much about audio installs, but I'm a huge...
  17. '06 Avalanche SQish 3 Way, Rear Fill, & Subs

    System Design: Help Me Choose Equipment For My Car
    *Disclaimer-this is the first time I have attempted an SQ build. Lots of questions in here!* I have just recently purchased a new tow pig/daily, 100% stock 2006 Avalanche with Bose. I have finally decided what route that I'm going to go with this build stereo wise. A major reason I got this...
  18. Mcintosh Capacitor replacement/upgrade amp repair

    General Car Audio Discussion
    I just picked up a good condition mac mc420 but it has original caps and I want to replace/upgrade them before install. I also have a zapco c2k 9.0 that won't shut off, keeps killing battery, that i need repaired. I hit up a few guys on here but nobody hit me back. I'd appreciate any active...
  19. Hybrid Audio, Zapco, Dayton HO sub

    Car Audio Classifieds
    Product Brand & Model: 1) Hybrid Audio L1 pro R2 2) Zapco st-1500xm 3) Zapco st-4x 4) Dayton HO 12" DVC (RSS315HO-44) Condition of all items: 1) 10/10 functioning, 9/10 appearance, comes in original box, see pictures 2) 10/10 functioning, 9/10 appearance, comes in original box, see...
  20. FS: Zapco Z-150.6 Six Channel Amp

    Car Audio Classifieds
    FS: Brand New Zapco Z-150.6 Six Channel Amp Zapco Z-150.6 New $750 Shipped in CONUS Shipping Included Pictures Attached Zapco Z-150.6 class A/B SQ power amp. Very clean 6 x 150w amp. I had another one that had an issue and instead of repairing it they sent me a new one to replace it. In the...