{"product_id":"accuair-collecteur","title":"AccuAir VU4 Manifold 4 Corners AA-3644 – Valve Block | Rasl'Bitume","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n    * { margin: 0; padding: 0; box-sizing: border-box; }\n\n    body {\n        line-height: 1.6;\n        color: #333333 !important;\n        background: #f5f5f5;\n    }\n\n    .wrapper {\n        max-width: 1100px;\n        margin: 0 auto;\n        background: #fff;\n        box-shadow: 0 0 40px rgba(0,0,0,0.15);\n        border-radius: 14px;\n        overflow: hidden;\n        position: relative;\n    }\n\n    \/* ── BUBBLES ──────────────────────────────── *\/\n    .bg-bubbles { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; overflow: hidden; }\n    .bubble { position: absolute; bottom: -150px; border-radius: 50%; animation: rise linear infinite; filter: blur(2px); }\n    .bubble.p { background: radial-gradient(circle, rgba(156,0,255,.35) 0%, rgba(156,0,255,.08) 70%, transparent 100%); }\n    .bubble.y { background: radial-gradient(circle, rgba(254,216,3,.45) 0%, rgba(254,216,3,.1) 70%, transparent 100%); }\n    .bubble.m { background: radial-gradient(circle, rgba(224,12,255,.35) 0%, rgba(224,12,255,.08) 70%, transparent 100%); }\n    @keyframes rise {\n        0%   { bottom: -150px; transform: translateX(0) scale(1); opacity: 0; }\n        15%  { opacity: .55; }\n        85%  { opacity: .25; }\n        100% { bottom: 110%; transform: translateX(60px) scale(1.6); opacity: 0; }\n    }\n\n    \/* ── HEADER ──────────────────────────────── *\/\n    .header {\n        background: linear-gradient(135deg, #0d0d0d 0%, #1c0030 50%, #9c00ff 100%);\n        color: #fff !important; padding: 65px 40px 55px; text-align: center;\n        position: relative; z-index: 1; border-bottom: 4px solid #9c00ff;\n    }\n    .header .badge {\n        display: inline-block; background: #fed803; color: #333 !important;\n        font-size: .75em; font-weight: 800; text-transform: uppercase;\n        letter-spacing: 1.5px; padding: 5px 16px; border-radius: 30px; margin-bottom: 22px;\n    }\n    .header h1 { font-size: clamp(1.9em, 4.5vw, 3.2em); font-weight: 800; text-transform: uppercase; letter-spacing: -.5px; margin-bottom: 10px; }\n    .header h1 span { color: #fed803 !important; }\n    .header .sub { font-size: 1.15em; opacity: .85; max-width: 680px; margin: 0 auto 30px; }\n    .header .ref-box {\n        display: inline-flex; align-items: center; gap: 10px;\n        background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2);\n        padding: 8px 22px; border-radius: 30px; font-size: .9em; color: rgba(255,255,255,.85) !important;\n    }\n    .header .ref-box strong { color: #fed803 !important; }\n\n    \/* ── INTRO BANNER ────────────────────────── *\/\n    .intro-banner {\n        background: linear-gradient(90deg, #9c00ff 0%, #e00cff 100%);\n        color: #fff !important; padding: 25px 40px; font-size: 1.15em; font-weight: 600;\n        text-align: center; position: relative; z-index: 1;\n    }\n    .intro-banner span {\n        background: rgba(0,0,0,.2); padding: 3px 12px; border-radius: 20px;\n        font-size: .9em; margin-left: 10px; font-weight: 400;\n    }\n\n    \/* ── SECTIONS ────────────────────────────── *\/\n    .section { padding: 55px 45px; position: relative; z-index: 1; }\n    .section-alt { background: #fafafa; }\n    .section-title {\n        font-size: 1.75em; font-weight: 800; color: #333 !important;\n        border-left: 5px solid #9c00ff; padding-left: 16px;\n        margin-bottom: 30px; text-transform: uppercase; letter-spacing: -.3px;\n    }\n    .section-title span { color: #9c00ff !important; }\n\n    \/* ── MANIFOLD ANATOMY ────────────────────── *\/\n    .anatomy-grid {\n        display: grid;\n        grid-template-columns: repeat(3, 1fr);\n        gap: 0;\n        margin-top: 10px;\n        border-radius: 16px;\n        overflow: hidden;\n        box-shadow: 0 4px 24px rgba(156,0,255,.15);\n    }\n    .anatomy-item {\n        background: linear-gradient(135deg, #0d0d0d, #1c0030);\n        color: #fff !important;\n        padding: 32px 24px;\n        text-align: center;\n        border-right: 1px solid rgba(156,0,255,.2);\n        border-bottom: 1px solid rgba(156,0,255,.2);\n        transition: background .2s;\n    }\n    .anatomy-item:hover { background: linear-gradient(135deg, #1c0030, #3a006b); 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color: #777 !important; text-transform: uppercase; letter-spacing: .3px; line-height: 1.4; }\n\n    \/* ── FEATURE GRID ────────────────────────── *\/\n    .feature-grid {\n        display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));\n        gap: 22px; margin-top: 10px;\n    }\n    .feature-card {\n        background: #fff; border-radius: 14px; padding: 28px 24px; text-align: center;\n        box-shadow: 0 3px 18px rgba(156,0,255,.1); border: 1px solid rgba(156,0,255,.12);\n        transition: transform .2s, box-shadow .2s;\n    }\n    .feature-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(156,0,255,.2); }\n    .feature-icon { font-size: 2.4em; margin-bottom: 14px; display: block; }\n    .feature-card h3 { font-size: 1em; font-weight: 700; color: #333 !important; margin-bottom: 8px; text-transform: uppercase; letter-spacing: .3px; }\n    .feature-card p { font-size: .9em; color: #666 !important; line-height: 1.55; }\n\n    \/* ── INSTALL STEPS ───────────────────────── *\/\n    .steps { display: flex; flex-direction: column; gap: 20px; margin-top: 10px; }\n    .step {\n        display: flex; align-items: flex-start; gap: 20px;\n        background: #fff; border-radius: 12px; padding: 22px 26px;\n        box-shadow: 0 2px 14px rgba(0,0,0,.06); border-left: 4px solid #9c00ff;\n    }\n    .step-num {\n        width: 42px; height: 42px;\n        background: linear-gradient(135deg, #9c00ff, #e00cff);\n        border-radius: 50%; display: flex; align-items: center; justify-content: center;\n        color: #fff !important; font-size: 1.1em; font-weight: 800; flex-shrink: 0;\n    }\n    .step-content h4 { font-weight: 700; color: #333 !important; margin-bottom: 4px; }\n    .step-content p { font-size: .93em; color: #666 !important; }\n\n    \/* ── SPEC TABLE ──────────────────────────── *\/\n    .spec-table { width: 100%; border-collapse: collapse; margin-top: 10px; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 14px rgba(0,0,0,.07); }\n    .spec-table thead tr { background: linear-gradient(90deg, #9c00ff, #e00cff); color: #fff !important; }\n    .spec-table thead th { padding: 14px 22px; text-align: left; font-weight: 700; font-size: .95em; text-transform: uppercase; letter-spacing: .5px; }\n    .spec-table tbody tr:nth-child(even) { background: #f5f0ff; }\n    .spec-table tbody tr:nth-child(odd) { background: #fff; }\n    .spec-table tbody td { padding: 13px 22px; border-bottom: 1px solid #eee; font-size: .95em; color: #444 !important; }\n    .spec-table tbody td:first-child { font-weight: 600; color: #333 !important; }\n\n    \/* ── DELIVERY LIST ───────────────────────── *\/\n    .delivery-list { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; margin-top: 10px; }\n    .delivery-list li {\n        background: #fff; border-radius: 10px; padding: 16px 20px;\n        display: flex; align-items: center; gap: 14px;\n        box-shadow: 0 2px 12px rgba(0,0,0,.06); border: 1px solid #eee; font-size: .95em; color: #444 !important;\n    }\n    .delivery-list li .icon {\n        width: 36px; 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}\n    .faq-item { background: #fff; border-radius: 12px; margin-bottom: 14px; box-shadow: 0 2px 12px rgba(0,0,0,.06); overflow: hidden; }\n    .faq-q { padding: 18px 24px; font-weight: 700; color: #333 !important; display: flex; align-items: center; gap: 12px; }\n    .faq-q::before {\n        content: \"Q\"; background: linear-gradient(135deg, #9c00ff, #e00cff);\n        color: #fff !important; width: 30px; height: 30px; border-radius: 50%;\n        display: flex; align-items: center; justify-content: center;\n        font-size: .85em; font-weight: 800; flex-shrink: 0;\n    }\n    .faq-a { padding: 0 24px 18px 66px; font-size: .95em; color: #666 !important; line-height: 1.65; }\n\n    \/* ── CTA ─────────────────────────────────── *\/\n    .cta-section {\n        background: linear-gradient(135deg, #0d0d0d 0%, #1c0030 50%, #9c00ff 100%);\n        color: #fff !important; padding: 55px 40px; text-align: center;\n        position: relative; z-index: 1; overflow: hidden;\n    }\n    .cta-section h2 { font-size: clamp(1.5em, 3.5vw, 2.4em); font-weight: 800; text-transform: uppercase; margin-bottom: 14px; }\n    .cta-section h2 span { color: #fed803 !important; }\n    .cta-section p { font-size: 1.05em; opacity: .85; margin-bottom: 32px; max-width: 550px; margin-left: auto; margin-right: auto; }\n    .cta-btn {\n        display: inline-block; background: linear-gradient(135deg, #fed803, #e6c200);\n        color: #333 !important; font-weight: 800; font-size: 1.1em; padding: 16px 44px;\n        border-radius: 50px; text-decoration: none; text-transform: uppercase; letter-spacing: 1px;\n        transition: transform .2s, box-shadow .2s; box-shadow: 0 6px 25px rgba(254,216,3,.4);\n    }\n    .cta-btn:hover { transform: translateY(-3px); box-shadow: 0 10px 35px rgba(254,216,3,.55); }\n\n    @media (max-width: 680px) {\n        .section { padding: 40px 24px; }\n        .header { padding: 50px 24px 40px; }\n        .intro-banner { padding: 20px 24px; font-size: 1em; }\n        .cta-section { padding: 50px 24px; }\n        .anatomy-grid { grid-template-columns: 1fr 1fr; }\n        .stats-row { grid-template-columns: 1fr 1fr; }\n        .feature-grid { grid-template-columns: 1fr 1fr; }\n    }\n\u003c\/style\u003e\n\u003cdiv class=\"wrapper\"\u003e\n\u003c!-- Bubbles --\u003e\n\u003cdiv class=\"bg-bubbles\"\u003e\n\u003cdiv style=\"width: 80px; height: 80px; left: 5%; animation-duration: 8s; animation-delay: 0s\" class=\"bubble p\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"width: 50px; height: 50px; left: 15%; animation-duration: 12s; animation-delay: 2s\" class=\"bubble y\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"width: 65px; height: 65px; left: 28%; animation-duration: 10s; animation-delay: 4s\" class=\"bubble m\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"width: 100px; height: 100px; left: 45%; animation-duration: 9s; animation-delay: 1.5s\" class=\"bubble p\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"width: 40px; height: 40px; left: 62%; animation-duration: 11s; animation-delay: 3s\" class=\"bubble y\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"width: 75px; height: 75px; left: 75%; animation-duration: 13s; animation-delay: .5s\" class=\"bubble m\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"width: 55px; height: 55px; left: 88%; animation-duration: 8.5s; animation-delay: 5s\" class=\"bubble p\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Header --\u003e\n\u003cdiv class=\"header\"\u003e\n\u003cdiv class=\"badge\"\u003e🔧 Valve block · AA-3644\u003c\/div\u003e\n\u003ch1\u003e\u003cspan style=\"color: rgb(255, 255, 255)\"\u003eAccuAir VU4 4-Corner Manifold\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"sub\"\u003eThe heart of your AccuAir air ride system — independent control of all 4 air springs · stainless steel · 200 psi · plug \u0026amp; play\u003c\/p\u003e\n\u003cdiv class=\"ref-box\"\u003ePart number: \u003cstrong\u003eAA-3644\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Intro Banner --\u003e\n\u003cdiv class=\"intro-banner\"\u003e💜 The most reliable manifold on the market — \u003cspan\u003estainless steel valves · waterproof harness · ¼\" NPT fittings included\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- SECTION : C'est quoi un manifold --\u003e\n\u003cdiv class=\"section\"\u003e\n\u003cdiv class=\"section-title\"\u003eWhat is a \u003cspan\u003emanifold\u003c\/span\u003e?\u003c\/div\u003e\n\u003cp style=\"font-size: 1.05em; color: #555; margin-bottom: 28px; line-height: 1.75\"\u003eThe manifold — or valve block — is the \u003cstrong\u003eheart of every air ride system\u003c\/strong\u003e. It receives compressed air from the tank and distributes it to each air spring through solenoid valves controlled by the ECU. In a 4-corner system like the VU4, each wheel has its own inlet and outlet valve, enabling fully independent height control at every corner — for a perfect level, even on uneven terrain.\u003c\/p\u003e\n\u003c!-- Stats row --\u003e\n\u003cdiv class=\"stats-row\"\u003e\n\u003cdiv class=\"stat-box\"\u003e\n\u003cspan class=\"val\"\u003e4\u003c\/span\u003e \u003cspan class=\"lbl\"\u003eIndependently controlled corners\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat-box\"\u003e\n\u003cspan class=\"val\"\u003e200 psi\u003c\/span\u003e \u003cspan class=\"lbl\"\u003eGuaranteed maximum pressure\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat-box\"\u003e\n\u003cspan class=\"val\"\u003e¼\" NPT\u003c\/span\u003e \u003cspan class=\"lbl\"\u003eFittings on all ports\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat-box\"\u003e\n\u003cspan class=\"val\"\u003e∞\u003c\/span\u003e \u003cspan class=\"lbl\"\u003eMillions of guaranteed cycles\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Anatomy grid --\u003e\n\u003cdiv style=\"margin-top: 30px\" class=\"anatomy-grid\"\u003e\n\u003cdiv class=\"anatomy-item\"\u003e\n\u003cspan class=\"anatomy-icon\"\u003e🧱\u003c\/span\u003e\n\u003ch3\u003eAluminum body\u003c\/h3\u003e\n\u003cp\u003eMachined anodized aluminum block — lightweight, corrosion-resistant, and easy to integrate into a custom trunk installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"anatomy-item\"\u003e\n\u003cspan class=\"anatomy-icon\"\u003e🔩\u003c\/span\u003e\n\u003ch3\u003eStainless steel valves\u003c\/h3\u003e\n\u003cp\u003e100% stainless steel internal components for maximum durability and perfect sealing cycle after cycle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"anatomy-item\"\u003e\n\u003cspan class=\"anatomy-icon\"\u003e💧\u003c\/span\u003e\n\u003ch3\u003eBubble-tight sealing\u003c\/h3\u003e\n\u003cp\u003eMaximum-flow solenoid valve architecture with bubble-tight sealing — zero leaks even at high pressure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"anatomy-item\"\u003e\n\u003cspan class=\"anatomy-icon\"\u003e🔌\u003c\/span\u003e\n\u003ch3\u003eWaterproof harness\u003c\/h3\u003e\n\u003cp\u003eWeather-resistant plug \u0026amp; play connectors — designed to withstand the underbody environment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"anatomy-item\"\u003e\n\u003cspan class=\"anatomy-icon\"\u003e🔧\u003c\/span\u003e\n\u003ch3\u003e¼\" NPT fittings\u003c\/h3\u003e\n\u003cp\u003eAll ports feature ¼\" NPT fittings — compatible with standard air ride plumbing without an adapter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"anatomy-item\"\u003e\n\u003cspan class=\"anatomy-icon\"\u003e📐\u003c\/span\u003e\n\u003ch3\u003eCompact design\u003c\/h3\u003e\n\u003cp\u003e134 × 70 × 70 mm (5.28\" × 2.75\" × 2.75\") — easy to position in any trunk or custom installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SECTION : Features --\u003e\n\u003cdiv class=\"section section-alt\"\u003e\n\u003cdiv class=\"section-title\"\u003eWhy choose \u003cspan\u003ethe VU4\u003c\/span\u003e?\u003c\/div\u003e\n\u003cdiv class=\"feature-grid\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan class=\"feature-icon\"\u003e🎯\u003c\/span\u003e\n\u003ch3\u003e4-corner control\u003c\/h3\u003e\n\u003cp\u003eEach air spring is controlled independently — precise inflation and deflation, wheel by wheel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan class=\"feature-icon\"\u003e🔩\u003c\/span\u003e\n\u003ch3\u003eAll-stainless-steel valves\u003c\/h3\u003e\n\u003cp\u003eRobust stainless steel internal architecture — bubble-tight sealing and millions of guaranteed cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan class=\"feature-icon\"\u003e💧\u003c\/span\u003e\n\u003ch3\u003eWaterproof harness\u003c\/h3\u003e\n\u003cp\u003eHigh-quality, moisture-resistant connectors — complete reliability in the underbody environment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan class=\"feature-icon\"\u003e🔌\u003c\/span\u003e\n\u003ch3\u003ePlug \u0026amp; Play e+ ECU\u003c\/h3\u003e\n\u003cp\u003eDirect connection to the e+ AccuAir ECU via a dedicated harness — no custom wiring required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan class=\"feature-icon\"\u003e⚡\u003c\/span\u003e\n\u003ch3\u003eMaximum airflow\u003c\/h3\u003e\n\u003cp\u003eValve architecture optimized for high airflow — fast suspension raising and lowering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan class=\"feature-icon\"\u003e📐\u003c\/span\u003e\n\u003ch3\u003eCompact design\u003c\/h3\u003e\n\u003cp\u003e134 × 70 × 70 mm — easily fits in a narrow trunk or a custom steel\/aluminum mount.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"info-box\"\u003e\n\u003cdiv class=\"w-icon\"\u003e💡\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eGood to know:\u003c\/strong\u003e The VU4 comes with ¼\" NPT → ⅜\" PTC fittings for PTC 3\/8\" hoses. If you use ¼\" hoses, you will need additional reducers. Also remember to install a water filter (water trap) between the tank and the manifold inlet to protect the valves — this may be required for the warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SECTION : Installation --\u003e\n\u003cdiv class=\"section\"\u003e\n\u003cdiv class=\"section-title\"\u003e\u003cspan\u003eStep-by-step\u003c\/span\u003e installation\n\u003c\/div\u003e\n\u003cdiv class=\"steps\"\u003e\n\u003cdiv class=\"step\"\u003e\n\u003cdiv class=\"step-num\"\u003e1\u003c\/div\u003e\n\u003cdiv class=\"step-content\"\u003e\n\u003ch4\u003eChoose the mounting location\u003c\/h4\u003e\n\u003cp\u003eThe VU4 is generally mounted in the trunk or under the vehicle, in a dry and accessible location. Plan for a rigid mounting on sheet metal or a custom bracket to prevent vibrations. Orient the manifold to facilitate routing the hoses to the 4 air springs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"step\"\u003e\n\u003cdiv class=\"step-num\"\u003e2\u003c\/div\u003e\n\u003cdiv class=\"step-content\"\u003e\n\u003ch4\u003eConnect the air lines\u003c\/h4\u003e\n\u003cp\u003eConnect the manifold inlet to the tank through your water trap (mandatory for the warranty). Then connect each valve outlet to the corresponding air spring using ⅜\" DOT-PTC hose. The ¼\" NPT fittings are supplied and compatible with standard AccuAir fittings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"step\"\u003e\n\u003cdiv class=\"step-num\"\u003e3\u003c\/div\u003e\n\u003cdiv class=\"step-content\"\u003e\n\u003ch4\u003eConnect the harness to the e+ ECU\u003c\/h4\u003e\n\u003cp\u003eConnect the VU4 plug \u0026amp; play harness to the dedicated port on your AccuAir e+ ECU. The connection is foolproof — you cannot plug it into the wrong port. Secure the wiring neatly to prevent rubbing against moving parts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"step\"\u003e\n\u003cdiv class=\"step-num\"\u003e4\u003c\/div\u003e\n\u003cdiv class=\"step-content\"\u003e\n\u003ch4\u003eCheck for leaks and calibrate\u003c\/h4\u003e\n\u003cp\u003eBefore closing the trunk, gradually pressurize the system and check every fitting with soapy water. Once it is leak-free, calibrate it from the e-Level+ app (if you have the Height+ or Pressure+ kit).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"warning-box\"\u003e\n\u003cdiv class=\"w-icon\"\u003e⚠️\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Installing a water trap between the tank and the VU4 inlet is mandatory to maintain the warranty. Condensed moisture in the hoses can damage the stainless steel solenoid valves over time. Do not compromise on this.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SECTION : Contenu livraison --\u003e\n\u003cdiv class=\"section section-alt\"\u003e\n\u003cdiv class=\"section-title\"\u003e\u003cspan\u003eContents\u003c\/span\u003e of the package\n\u003c\/div\u003e\n\u003cul class=\"delivery-list\"\u003e\n\u003cli\u003e\n\u003cdiv class=\"icon\"\u003e🔧\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e1 × VU4 4-corner manifold\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: .87em; color: #777\"\u003eAluminum block with 8 stainless steel solenoid valves — 1 inlet + 1 outlet per corner\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"icon\"\u003e🔌\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePlug \u0026amp; play harness\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: .87em; color: #777\"\u003eWaterproof connectors for direct connection to the AccuAir e+ ECU\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"icon\"\u003e🔩\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e¼\" NPT → ⅜\" PTC fittings\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"font-size: .87em; color: #777\"\u003ePTC 3\/8\" hose fittings included on all ports\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"warning-box\"\u003e\n\u003cdiv class=\"w-icon\"\u003e📌\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eNot included in this kit:\u003c\/strong\u003e The air tank, compressor, AccuAir e+ ECU, water trap (strongly recommended), hoses, and air springs. If you're building a complete system, contact us for a quote covering all components.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SECTION : Fiche technique --\u003e\n\u003cdiv class=\"section\"\u003e\n\u003cdiv class=\"section-title\"\u003e\u003cspan\u003eTechnical\u003c\/span\u003e specifications\n\u003c\/div\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct reference\u003c\/td\u003e\n\u003ctd\u003eAA-3644\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAccuAir\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e4-corner manifold (4-corner valve unit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of valves\u003c\/td\u003e\n\u003ctd\u003e8 solenoid valves (inlet + outlet × 4 corners)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve materials\u003c\/td\u003e\n\u003ctd\u003eStainless steel — 100% stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManifold body\u003c\/td\u003e\n\u003ctd\u003eAnodized aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort fittings\u003c\/td\u003e\n\u003ctd\u003e¼\" NPT on all ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible tubing\u003c\/td\u003e\n\u003ctd\u003e⅜\" DOT-PTC (fittings included) · ¼\" with reducers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. pressure\u003c\/td\u003e\n\u003ctd\u003e200 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealing\u003c\/td\u003e\n\u003ctd\u003eBubble-tight sealing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHarness\u003c\/td\u003e\n\u003ctd\u003eWaterproof plug \u0026amp; play — AccuAir e+ ECU connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible ECU\u003c\/td\u003e\n\u003ctd\u003eAccuAir e+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e134 × 70 × 70 mm (5.28\" × 2.75\" × 2.75\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e5 kg (packaging)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer’s warranty\u003c\/td\u003e\n\u003ctd\u003e1 year (limited) — water trap required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- SECTION : FAQ --\u003e\n\u003cdiv class=\"section section-alt\"\u003e\n\u003cdiv class=\"section-title\"\u003eFrequently \u003cspan\u003easked questions\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-list\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eWhat is the difference between the VU4 and the ENDO-VT?\u003c\/div\u003e\n\u003cdiv class=\"faq-a\"\u003eThe VU4 is an external manifold — a compact block that you install separately in the trunk or under the vehicle. The ENDO-VT is integrated directly into the air tank (tank-mounted), reducing the number of connections and simplifying installation for setups with a custom tank. Both are 100% compatible with the AccuAir e+ ECU. The VU4 offers greater flexibility in placement, while the ENDO-VT provides a cleaner look.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eIs the VU4 compatible with my existing AccuAir ECU?\u003c\/div\u003e\n\u003cdiv class=\"faq-a\"\u003eYes — the VU4 is designed to work with the AccuAir e+ ECU. If you have an older SwitchSpeed or pre-2019 e-Level system (R9\/R10), you’ll need to check harness compatibility. With a recent e+ Connect system, it’s direct plug \u0026amp; play.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eCan I use this manifold with ¼\" tubing?\u003c\/div\u003e\n\u003cdiv class=\"faq-a\"\u003eYes, but you’ll need ¼\" NPT → ¼\" PTC reducers (not included). The fittings included in this kit are for ⅜\" DOT-PTC tubing, which is the most widely used standard for air ride setups. We recommend ⅜\" for optimal flow and faster suspension raise\/lower times.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eIs the water trap really mandatory?\u003c\/div\u003e\n\u003cdiv class=\"faq-a\"\u003eTechnically, you can do without it, but AccuAir makes its warranty conditional on using a water trap between the tank and the VU4 inlet. Moisture that condenses in the lines eventually reaches the valves and gradually corrodes them — even stainless steel ones. It’s an investment of a few euros that could save you from replacing a €650 manifold.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-q\"\u003eCan I install the VU4 under the vehicle, exposed to the elements?\u003c\/div\u003e\n\u003cdiv class=\"faq-a\"\u003eThe harnesses are waterproof and the aluminum block resists moisture well, but an underbody installation directly exposed to water, salt, and mud is still not recommended in the long term. If you have no other choice, protect the manifold with a watertight cover and apply an anti-corrosion product to the fittings.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- CTA --\u003e\n\u003cdiv class=\"cta-section\"\u003e\n\u003cdiv class=\"bg-bubbles\"\u003e\n\u003cdiv style=\"width: 70px; height: 70px; left: 10%; animation-duration: 9s; animation-delay: 1s\" class=\"bubble p\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"width: 50px; height: 50px; left: 50%; animation-duration: 11s; animation-delay: 0s\" class=\"bubble y\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"width: 60px; height: 60px; left: 80%; animation-duration: 8s; animation-delay: 3s\" class=\"bubble m\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eAre you installing your \u003cspan\u003eair ride setup\u003c\/span\u003e?\u003c\/h2\u003e\n\u003cp\u003eWe’ll help you assemble the complete parts list — manifold, tank, ECU, compressor, air bags. Tell us your vehicle and budget.\u003c\/p\u003e\n\u003ca class=\"cta-btn\" href=\"https:\/\/raslbitume.com\"\u003e💬 Contact us\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Rasl'Bitume","offers":[{"title":"Default Title","offer_id":40126586126434,"sku":"AA-3644","price":649.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0280\/4999\/7922\/products\/vu4_1_wr_600x_f5ad97f1-facb-4f15-a5a0-717a2dde669b.png?v=1774179779","url":"https:\/\/raslbitume.com\/en\/products\/accuair-vu4-manifold-4-corners-aa-3644-valve-block-rasl-bitume","provider":"Rasl'Bitume","version":"1.0","type":"link"}