DS18 I48DSP 4-In/8-Out DSP w/ Bluetooth App Control

DS18 i48DSP — DSP Control for Clean, Repeatable Harley Tuning i48DSP is built for riders who want control the stock radio can’t provide: correct crossover management, stable EQ shaping, and tuning results that stay consistent at highway speed. Shop Plug-and-Play DSPs Amplifier Installation Parts Start a Build Consultation THE REFERENCE STANDARD Fitment First. Then Performance. We confirm your channel plan and integration so it installs clean and tunes correctly. What This DSP Does Adds proper crossover points and EQ control so your speakers work together. The result is cleaner staging, stronger midbass authority, and repeatable tuning outcomes. Best Use-Case on Harley Builds Systems where “loud but messy” needs to become loud and controlled Multi-speaker builds that require correct crossover and alignment Riders who want clean installs and serviceable wiring paths Need Help Deciding? Speak now to one of our sales consultants or support team. Call: 864-334-6131 /* Scoped DS18 i48DSP Styles */ .gbs-ds18-i48dsp{max-width:1400px;margin:auto;font-family:inherit} /* HERO */ .gbs-ds18-i48dsp .gbs-hero{display:grid;grid-template-columns:1.4fr 1fr;border-radius:22px;overflow:hidden;margin:0 0 32px} .gbs-ds18-i48dsp .gbs-hero-left{padding:40px;background:#fff5ec} .gbs-ds18-i48dsp .gbs-hero-left h1{font-size:2.6rem;font-weight:900;margin:0 0 16px;color:#111;line-height:1.1} .gbs-ds18-i48dsp .gbs-hero-left p{font-size:1.35rem;line-height:1.85;margin:0 0 22px;color:#222} .gbs-ds18-i48dsp .gbs-btn-row{display:flex;flex-wrap:wrap;gap:14px} .gbs-ds18-i48dsp .gbs-btn-primary{background:#ff5a00;color:#111;font-weight:900;padding:14px 22px;border-radius:999px;text-decoration:none;font-size:1.05rem;line-height:1} /* HERO RIGHT */ .gbs-ds18-i48dsp .gbs-hero-right{padding:40px;background:linear-gradient(135deg,#2a2a2a 0%,#1c1c1c 55%,#111 100%)} .gbs-ds18-i48dsp .gbs-hero-right, .gbs-ds18-i48dsp .gbs-hero-right *{color:#fff !important} /* MOBILE HERO COLOR FIX */ .gbs-ds18-i48dsp .gbs-eyebrow{font-size:.75rem;letter-spacing:.18em;color:#bbb !important;font-weight:800} .gbs-ds18-i48dsp .gbs-hero-right h3{font-size:1.6rem;font-weight:900;margin:12px 0;color:#fff !important} .gbs-ds18-i48dsp .gbs-hero-right p{font-size:1.15rem;line-height:1.7;color:rgba(255,255,255,.88) !important;margin:0} /* CARDS */ .gbs-ds18-i48dsp .gbs-card{background:#fff;border:1px solid rgba(0,0,0,.12);border-radius:18px;padding:28px;margin-bottom:28px} .gbs-ds18-i48dsp .gbs-card h2{font-size:1.85rem;font-weight:900;margin:0 0 14px;position:relative;padding-bottom:14px} .gbs-ds18-i48dsp .gbs-card h2:after{content:"";position:absolute;left:0;bottom:0;width:100%;height:4px;background:#ff5a00;border-radius:999px} .gbs-ds18-i48dsp .gbs-card p{font-size:1.25rem;line-height:1.85;color:#222;margin:0} .gbs-ds18-i48dsp .gbs-bullets{margin:14px 0 0 18px} .gbs-ds18-i48dsp .gbs-bullets li{font-size:1.25rem;line-height:1.85;margin-bottom:8px;color:#222} .gbs-ds18-i48dsp .gbs-mini{margin-top:14px;display:flex;flex-wrap:wrap;gap:14px} .gbs-ds18-i48dsp .gbs-mini-item{background:#f7f8fa;border:1px solid rgba(0,0,0,.08);border-radius:14px;padding:12px 14px;font-size:1.1rem;line-height:1.4;color:#111} @media(max-width:980px){ .gbs-ds18-i48dsp .gbs-hero{grid-template-columns:1fr} .gbs-ds18-i48dsp .gbs-hero-left,.gbs-ds18-i48dsp .gbs-hero-right{padding:26px} .gbs-ds18-i48dsp .gbs-hero-left h1{font-size:2.15rem} }