{"product_id":"performance-air-filter-for-bmw-1-series-3-series-x1","title":"Performance Air Filter For BMW 1 Series\/3 Series\/X1","description":"\u003ch2\u003eMaximize N52 \u0026amp; N53 Induction Efficiency | BMC High-Flow Performance Filter for BMW E8x \u0026amp; E9x\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWho It’s For:\u003c\/strong\u003e Engineered for BMW enthusiasts running the legendary N52 and N53 naturally aspirated straight-six powerplants who are tired of the stock sluggishness found in the factory intake tract.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe Symptom:\u003c\/strong\u003e The factory intake system on the BMW E90 and E87 chassis is designed for silence and long service intervals, not peak volumetric efficiency. By using a restrictive, thick-fiber paper filter, the engine is forced to work harder to pull air through the intake, creating a noticeable lag in throttle response and a muffled engine note. This restriction is particularly felt in the heavier 3 Series and X1 chassis, where the engine needs immediate airflow to overcome inertia during spirited acceleration or highway passing maneuvers.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe Engineering Fix:\u003c\/strong\u003e This BMC performance filter replaces the restrictive paper element with a multi-layered cotton gauze soaked in low-viscosity oil. By utilizing fluid dynamics principles, BMC has engineered a media that captures impurities as small as 7 microns—surpassing the OEM 10-micron standard—while significantly reducing the pressure drop across the filter. The result is a more dense, higher-velocity air charge entering the intake manifold, allowing your Valvetronic system to respond with precision and providing a refined induction roar that the straight-six engine deserves.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhy Mechanics Choose This Kit\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced Volumetric Efficiency:\u003c\/strong\u003e By reducing intake vacuum restriction, the N52\/N53 engine can achieve better cylinder filling, resulting in improved torque delivery across the RPM sweep.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Filtration:\u003c\/strong\u003e Unlike cheap filters, BMC uses an epoxy-coated alloy mesh to protect the cotton layers from petrol fumes and oxidation, maintaining a 7-micron filtration threshold for maximum engine longevity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Moulding Construction:\u003c\/strong\u003e The \"Full Moulding\" system creates the entire filter from a single mould with no welded joints, eliminating the risk of seal failure or air bypass that can trigger MAF sensor errors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; margin-bottom: 20px;\"\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0; font-weight: bold;\"\u003eFitment\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003e2005-2013 BMW 1 Series, 3 Series, X1\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0; font-weight: bold;\"\u003eEngine Platform\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eN52 \/ N52N \/ N53 Naturally Aspirated Inline-6\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0; font-weight: bold;\"\u003eFilter Dimensions\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eØ1: 173mm | Ø2: 175mm | L: 135mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0; font-weight: bold;\"\u003ePart Numbers\u003c\/td\u003e\n    \u003ctd style=\"padding: 10px; border: 1px solid #e0e0e0;\"\u003eFB518\/08\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eCompatibility \u0026amp; OEM Reference\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFits the Following Vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBMW 1 (E81, E82, E87, E88) 125 I (218 HP) 2008 \u0026gt; [Chassis: E82, E88]\u003c\/li\u003e\n  \u003cli\u003eBMW 1 (E81, E82, E87, E88) 128 I (230 HP) 2008 \u0026gt; [Chassis: E82, E88]\u003c\/li\u003e\n  \u003cli\u003eBMW 1 (E81, E82, E87, E88) 130 I (258 HP) 2009 \u0026gt; 2012 [Chassis: E81, E87]\u003c\/li\u003e\n  \u003cli\u003eBMW 1 (E81, E82, E87, E88) 130 I (265 HP) 2005 \u0026gt; 2012 [Chassis: E81, E87]\u003c\/li\u003e\n  \u003cli\u003eBMW 3 (E90, E91, E92, E93) 323 I (173 HP) 2006 \u0026gt; [Chassis: E90, E91]\u003c\/li\u003e\n  \u003cli\u003eBMW 3 (E90, E91, E92, E93) 325 I (218 HP) 2005 \u0026gt; [Chassis: E90, E91, E92, E93]\u003c\/li\u003e\n  \u003cli\u003eBMW 3 (E90, E91, E92, E93) 325 XI (218 HP) 2005 \u0026gt; [Chassis: E90, E91, E92]\u003c\/li\u003e\n  \u003cli\u003eBMW 3 (E90, E91, E92, E93) 330 I (258 HP) 2005 \u0026gt; 2006 [Chassis: E90, E91]\u003c\/li\u003e\n  \u003cli\u003eBMW 3 (E90, E91, E92, E93) 330 I (272 HP) 2006 \u0026gt; [Chassis: E90, E91, E92, E93]\u003c\/li\u003e\n  \u003cli\u003eBMW 3 (E90, E91, E92, E93) 330 XI (258 HP) 2005 \u0026gt; [Chassis: E90, E91, E92]\u003c\/li\u003e\n  \u003cli\u003eBMW 3 (E90, E91, E92, E93) 330 XI (272 HP) 2007 \u0026gt; [Chassis: E90, E91, E92]\u003c\/li\u003e\n  \u003cli\u003eBMW X1 (E84) 25 IX (218 HP) 2010 \u0026gt; [Chassis: E84]\u003c\/li\u003e\n  \u003cli\u003eBMW X1 (E84) 28 IX 3.0 (258 HP) 2009 \u0026gt; 2011 [Chassis: E84]\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eInterchange Part Numbers:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-family: monospace; font-size: 0.9em; color: #666; background-color: #f5f5f5; padding: 10px; border-radius: 4px;\"\u003e\nFB518\/08\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eThe Performance Promise\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBuy with confidence.\u003c\/strong\u003e As the leading choice for Formula 1 and GT race teams, BMC brings track-tested filtration technology to your BMW. Backed by real automotive experts and fast shipping.\u003c\/p\u003e","brand":"BMC","offers":[{"title":"Default Title","offer_id":47758413005048,"sku":"DS-BMW-FB518\/08","price":76.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/FB518_01__04578.1602521172.1280.1280.jpg?v=1767728276","url":"https:\/\/performancechiptuning.com\/products\/performance-air-filter-for-bmw-1-series-3-series-x1","provider":"Performance Chip Tuning","version":"1.0","type":"link"}