{"product_id":"ecs-tuning-e46-325i-luft-technik-intake-system-red-filter","title":"ECS Tuning E46 325i Luft-Technik Intake System - Red Filter","description":"\u003cstyle\u003e\n.esp-sec{--acc:#e11b22;--ink:#f2f4f6;--mut:#9aa3ad;--line:#2a2f35;--bg:#15181c;--panel:#0b0d0f;background:var(--panel);color:var(--ink);line-height:1.55;padding:22px 26px;border-radius:12px;margin:0 0 14px;display:block;width:100%;box-sizing:border-box}\n.esp-sec *{box-sizing:border-box}\n.esp-sec h2{font-size:1.4rem;letter-spacing:.04em;text-transform:uppercase;margin:0 0 .8rem;padding-left:.75rem;border-left:5px solid var(--acc);line-height:1.15;color:#fff}\n.esp-sec p{margin:0 0 .9rem;color:#d6dadf}\n.esp-sec p:last-child{margin-bottom:0}\n.esp-sec .esp-lead{font-size:1.15rem;color:#fff}\n.esp-sec .esp-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin:.4rem 0 0}\n.esp-sec .esp-card{background:var(--bg);border:1px solid var(--line);border-top:3px solid 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summary::-webkit-details-marker{display:none}\n.esp-sec details summary:after{content:\"+\";float:right;color:var(--acc);font-weight:700}\n.esp-sec details[open] summary:after{content:\"\\2013\"}\n.esp-sec details p{margin:.6rem 0 0;color:#cfd4d9}\n.esp-sec .esp-doc{display:inline-block;margin:0 .6rem 0 0;padding:.5rem 1rem;background:var(--acc);color:#ffffff;border-radius:6px;text-decoration:none;font-weight:700;font-size:.92rem}\n.esp-sec .esp-doc:hover{background:#ff3b30;color:#ffffff}\n.esp-sec .esp-note,.esp-sec .esp-doc{float:none}.esp-sec p.esp-note{display:block;clear:both;width:100%}\n.esp-sec .esp-split{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:center}\n.esp-sec .esp-split.rev{grid-template-columns:.9fr 1.1fr}\n.esp-sec .esp-split img{width:100%;height:auto;border-radius:10px;display:block}\n@media(max-width:720px){.esp-sec .esp-split,.esp-sec .esp-split.rev{grid-template-columns:1fr}}\n.esp-sec .esp-card img{width:100%;height:auto;border-radius:8px;margin:0 0 10px;display:block}\n.esp-sec .esp-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}\n.esp-sec .esp-step{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:16px 18px;position:relative}\n.esp-sec .esp-step .n{display:inline-block;width:30px;height:30px;line-height:30px;text-align:center;border-radius:50%;background:var(--acc);color:#ffffff;font-weight:800;margin-bottom:8px}\n.esp-sec .esp-step h4{margin:0 0 .35rem;font-size:.95rem;text-transform:uppercase;letter-spacing:.05em;color:#fff}\n.esp-sec .esp-step .tag{display:inline-block;margin-top:10px;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--acc);border:1px solid var(--acc);border-radius:4px;padding:2px 8px}\n.esp-sec table.esp-suite{width:100%;border-collapse:collapse;font-size:.92rem}\n.esp-sec table.esp-suite th,.esp-sec table.esp-suite td{padding:.5rem .6rem;border-bottom:1px solid var(--line);color:#d6dadf;text-align:center}\n.esp-sec table.esp-suite th{background:var(--bg);color:#fff;text-transform:uppercase;letter-spacing:.06em;font-size:.78rem}\n.esp-sec table.esp-suite td:first-child,.esp-sec table.esp-suite th:first-child{text-align:left}\n.esp-sec table.esp-suite td.y{color:var(--acc);font-weight:800}\n.esp-sec table.esp-suite td.n{color:#555}\n.esp-sec ul.esp-notes{margin:.2rem 0 0;padding-left:1.2rem;color:#d6dadf}\n.esp-sec ul.esp-notes li{margin:0 0 .35rem}\n.esp-sec .esp-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin:.4rem 0 0}\n.esp-sec .esp-stat{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:16px 18px;text-align:center}\n.esp-sec .esp-stat small{display:block;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}\n.esp-sec .esp-stat strong{display:block;font-size:1.5rem;color:var(--acc);margin:4px 0;line-height:1.1}\n.esp-sec ol.esp-ol{margin:.4rem 0 0;padding-left:1.3rem;color:#d6dadf}.esp-sec ol.esp-ol li{margin:0 0 .4rem}\n.esp-sec .esp-video{position:relative;padding-top:56.25%;border-radius:10px;overflow:hidden;margin:.6rem 0 0}.esp-sec .esp-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}\n\u003c\/style\u003e\n\u003cdiv class=\"esp-sec\"\u003e\u003cdiv class=\"esp-split\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"esp-lead\"\u003eTransform your E46 driving experience with intoxicating induction noises and increased airflow. Remove the suffocating OEM airbox and get ready to hear sounds you never thought your naturally aspirated inline six could make. Let your engine breathe!\u003c\/p\u003e\n\u003cp\u003eUpgrading the M54 intake tract requires addressing two key factory limitations: volumetric airflow restriction and excessive acoustic damping. The original E46 airbox was engineered as a silencer, utilizing baffled chambers to attenuate induction noise for consumer comfort. While this design proves effective for daily-driver standards, it introduces unwanted turbulence and restricts peak airflow potential.\u003c\/p\u003e\n\u003cp\u003eThe ECS Tuning Performance Intake System replaces this bottleneck with a streamlined, high-flow air path engineered specifically for the M54 platform. Smooth-bore silicone inlet tubing eliminates the corrugated geometry of the stock upper and lower rubber boots, reducing friction loss and stabilizing airflow velocity into the intake manifold. Its multi-ply silicone construction resists heat soak and collapse under high vacuum conditions. Most importantly, removing the baffled factory silencer housing allows the natural harmonic intake frequency of the M54 to resonate, providing direct acoustic feedback under load without synthetic amplification.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cimg src=\"https:\/\/assets.ecstuning.com\/product_library\/1764802_x800.jpg\" alt=\"E46 325i Luft-Technik Intake System - Red Filter\" loading=\"lazy\"\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"esp-sec\"\u003e\n\u003ch2\u003eBenefits\u003c\/h2\u003e\n\u003cul class=\"esp-feat\"\u003e\n\u003cli\u003eFlows on average 71 CFM more than the stock intake system, a ~28% increase in intake efficiency!\u003c\/li\u003e\n\u003cli\u003eIncreased induction noise\u003c\/li\u003e\n\u003cli\u003eMaintains factory air induction tract\u003c\/li\u003e\n\u003cli\u003eMaintains original MAF location, allowing you to switch back to the stock airbox and retain the ECS Silicone boot if desired\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esp-sec\"\u003e\n\u003ch2\u003eDesign\u003c\/h2\u003e\n\u003cul class=\"esp-feat\"\u003e\n\u003cli\u003eDurable, lightweight 6061 and 5052 aluminum intake tube and bracket design, finished in wrinkle black powder coat\u003c\/li\u003e\n\u003cli\u003eMounts to locations on chassis utilizing stainless steel M6 hardware\u003c\/li\u003e\n\u003cli\u003eMAF mounts to intake using aluminum brackets sealed to intake system with OEM fitment\u003c\/li\u003e\n\u003cli\u003eMaximizes available engine bay space to fit oiled cotton gauze 7” filter\u003c\/li\u003e\n\u003cli\u003eSilicone intake boot with improved flow characteristics replaces failure-prone factory accordion intake boot with provisions for F-connector fitting and idle air control valve inlet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esp-sec\"\u003e\n\u003ch2\u003eWhat's included\u003c\/h2\u003e\n\u003cul class=\"esp-feat\"\u003e\n\u003cli\u003eSilicone Inlet\u003c\/li\u003e\n\u003cli\u003eAluminum MAF Flange\u003c\/li\u003e\n\u003cli\u003eMounting Bracket\u003c\/li\u003e\n\u003cli\u003e7\" Oiled Filter - Red\u003c\/li\u003e\n\u003cli\u003eInstallation Hardware Pack\u003c\/li\u003e\n\u003cli\u003eECS Luft-Technik Intake - 364CFM @ 12\" H²O\u003c\/li\u003e\n\u003cli\u003eOEM Intake - 284.2 CFM @ 12\" H²O\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esp-sec\"\u003e\n\u003ch2\u003eProduct Development\u003c\/h2\u003e\n\u003cp\u003eOur Luft-Technik Intake Systems are designed, engineered, tested, and quality inspected by our Research and Development team in our Wadsworth, Ohio facility. We strive for the highest level of precision and quality through leading-edge product development technology, including FARO laser scanning for reverse engineering and quality inspection, SolidWorks 3D CAD modeling, and rigorous long-term product testing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"esp-sec\"\u003e\n\u003ch2\u003eInstall\u003c\/h2\u003e\n\u003cdiv class=\"esp-badges\"\u003e\u003cdiv class=\"esp-badge\"\u003e\n\u003cspan\u003eWarranty\u003c\/span\u003e\u003cstrong\u003eLifetime Replacement\u003c\/strong\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003cp style=\"margin:0 0 14px;clear:both;display:block\"\u003e\u003ca class=\"esp-doc\" href=\"https:\/\/assets.ecstuning.com\/edoc\/PDF_8694_BMW_E46_2.3L_2.5L_3.0L_Luft-Technik_Intake_System_Installation_InstructionsR2.pdf\" target=\"_blank\" rel=\"noopener\" style=\"display:inline-block;float:none;margin:0 .6rem .6rem 0\"\u003eE46 2.3l 2.5l 3.0l Intake\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ECS Tuning","offers":[{"title":"Default Title","offer_id":67790515503408,"sku":"4699143","price":407.18,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/7582\/4176\/files\/1959214_x800_0fb96ba6-c80f-4fc5-93f2-c10cd70172d5.jpg?v=1789508935","url":"https:\/\/es-performance.com\/fr\/products\/ecs-tuning-e46-325i-luft-technik-intake-system-red-filter","provider":"Eurosport Performance","version":"1.0","type":"link"}