{"product_id":"k-n-performance-air-filters-for-mercedes-e550-cls550-s550","title":"K\u0026N Performance Air Filter Set for Mercedes E550 \/ CLS550 \/ S550 (4.7L V8 Bi-Turbo)","description":"\u003cdiv style=\"max-width: 920px; margin: 0 auto; font-family: Arial, Helvetica, sans-serif; line-height: 1.65; color: #222; font-size: 16px; background: #fff;\"\u003e\n\n  \u003c!-- HERO \/ HOOK --\u003e\n  \u003cp style=\"text-align: center; font-size: 18px; font-weight: bold; margin: 12px 0 16px;\"\u003eK\u0026amp;N Performance Air Filters – Pair (Mfg Part # 33-2474)\u003c\/p\u003e\n  \n  \u003cp style=\"text-align: center; background: #f8f8f8; padding: 14px; border-radius: 8px; font-size: 17px;\"\u003e\n    \u003cstrong\u003eThe legendary red K\u0026amp;N drop-in filters\u003c\/strong\u003e trusted by tuned M278 owners for over a decade — instant throttle sharpness and proven horsepower gains with zero hassle.\n  \u003c\/p\u003e\n\n  \u003chr style=\"border: none; height: 2px; background: linear-gradient(to right, #eee, #d32f2f, #eee); margin: 25px 0;\"\u003e\n\n  \u003c!-- WHY THESE FILTERS --\u003e\n  \u003ch2 style=\"color: #000; text-align: center; font-size: 26px; margin: 25px 0 15px;\"\u003eWhy K\u0026amp;N Performance Filters Are Perfect for Your M278\u003c\/h2\u003e\n  \n  \u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 15px; justify-content: center;\"\u003e\n    \u003cdiv style=\"flex: 1; min-width: 260px; background: #f9f9f9; padding: 16px; border-radius: 8px;\"\u003e\n      \u003cstrong\u003e✅ Boosts Horsepower \u0026amp; Acceleration\u003c\/strong\u003e\u003cbr\u003eHigh-flow oiled cotton media delivers measurable gains in throttle response and mid-range power.\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex: 1; min-width: 260px; background: #f9f9f9; padding: 16px; border-radius: 8px;\"\u003e\n      \u003cstrong\u003e✅ Washable \u0026amp; Reusable\u003c\/strong\u003e\u003cbr\u003eClean and re-oil every 50,000 miles — backed by K\u0026amp;N’s famous \u003cstrong\u003eMillion Mile Limited Warranty®\u003c\/strong\u003e.\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex: 1; min-width: 260px; background: #f9f9f9; padding: 16px; border-radius: 8px;\"\u003e\n      \u003cstrong\u003e✅ 100% OEM Drop-In Fit\u003c\/strong\u003e\u003cbr\u003ePerfect factory seal, works with stock MAF \u0026amp; electronics, CARB legal in all 50 states, will NOT void your warranty.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003ch3 style=\"margin: 28px 0 12px; color: #d32f2f; text-align: center;\"\u003eReal-World Results Owners Report\u003c\/h3\u003e\n  \u003cul style=\"font-size: 16.5px; max-width: 680px; margin: 0 auto;\"\u003e\n    \u003cli\u003eNoticeably crisper throttle and stronger mid-range pull\u003c\/li\u003e\n    \u003cli\u003eBetter power delivery on hot days and repeated runs\u003c\/li\u003e\n    \u003cli\u003ePerfect match for headers, downpipes, tune, E85 or spacers\u003c\/li\u003e\n    \u003cli\u003eZero check-engine lights • No tuning required\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp style=\"text-align: center; font-size: 15px; font-style: italic; margin: 20px 0;\"\u003e\n    “Put the K\u0026amp;N pair in my E550 last week — throttle is way sharper and it pulls harder through the gears. Exactly what I expected from K\u0026amp;N.” \n    – Alex R., 2015 CLS550 • 512 whp\n  \u003c\/p\u003e\n\n  \u003c!-- WHAT'S INCLUDED --\u003e\n  \u003ch3 style=\"margin-top: 30px; text-align: center;\"\u003eWhat You Get (Sold as Pair)\u003c\/h3\u003e\n  \u003cul style=\"text-align: center; list-style: none; padding: 0; font-size: 17px;\"\u003e\n    \u003cli\u003e✔ 2 × K\u0026amp;N High-Flow Performance Air Filters (Left + Right) – Part # 33-2474\u003c\/li\u003e\n    \u003cli\u003e✔ Pre-oiled and ready to install\u003c\/li\u003e\n    \u003cli\u003e✔ Installation instructions\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003c!-- FITMENT --\u003e\n  \u003ch3 style=\"margin-top: 28px; color: #000; text-align: center;\"\u003eFits These M278 4.7L BiTurbo V8 Models\u003c\/h3\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 15px; background: #f9f9f9;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background: #222; color: #fff;\"\u003e\n        \u003cth style=\"padding: 12px; text-align: left;\"\u003eModel\u003c\/th\u003e\n        \u003cth style=\"padding: 12px; text-align: left;\"\u003eChassis\u003c\/th\u003e\n        \u003cth style=\"padding: 12px; text-align: left;\"\u003eYears\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd style=\"padding: 10px;\"\u003eE 550 • CLS 550\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003eW212 \/ C218\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e2012–2016\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background: #fff;\"\u003e\n\u003ctd style=\"padding: 10px;\"\u003eS 550 \/ S 560 • CL 550\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003eW221 • W222 • C216 • C217 • A217\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e2011–2017\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd style=\"padding: 10px;\"\u003eSL 550\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003eR231\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e2013–2020\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background: #fff;\"\u003e\n\u003ctd style=\"padding: 10px;\"\u003eGL \/ GLS 450 • 550 • ML \/ GLE 550\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003eX166 • W166\u003c\/td\u003e\n\u003ctd style=\"padding: 10px;\"\u003e2012–2019\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003cp style=\"font-size: 13px; text-align: center; color: #666; margin: 8px 0 0;\"\u003e\n    OE Cross Reference: 2780940004 • 278094000495 • 278094000490 • Always confirm M278 engine code\n  \u003c\/p\u003e\n\n  \u003c!-- INSTALL + CTA --\u003e\n  \u003cdiv style=\"text-align: center; margin: 32px 0 20px;\"\u003e\n    \u003cp style=\"font-size: 17px;\"\u003e\u003cstrong\u003eDrop-in install in under 5 minutes • No tools needed • Fully reversible\u003c\/strong\u003e\u003c\/p\u003e\n    \n    \u003ca style=\"background: #d32f2f; color: #fff; padding: 16px 40px; font-size: 19px; font-weight: bold; text-decoration: none; border-radius: 6px; display: inline-block; margin: 12px 8px; box-shadow: 0 3px 8px rgba(211,47,47,0.3);\" href=\"#\"\u003e\n      🔥 Add Pair to Cart – Ships Same Day\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- CLOSING --\u003e\n  \u003cp style=\"text-align: center; margin-top: 25px; font-size: 13px; color: #777;\"\u003eBenzUnited Parts • Mercedes Performance Specialist • Burbank, CA\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"BenzUnited Parts","offers":[{"title":"Default Title","offer_id":47117753090223,"sku":null,"price":150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/kn-33-2474-m278-air-filters-pair-mercedes-e550-cls550-s550.webp?v=1782470995","url":"https:\/\/benzunitedparts.com\/products\/k-n-performance-air-filters-for-mercedes-e550-cls550-s550","provider":"BenzUnited Parts","version":"1.0","type":"link"}