{"product_id":"weistec-high-flow-air-filter-set-m157-m278","title":"Weistec High Flow Air Filter Set – M157 \/ M278","description":"\u003cp\u003eWeistec's high-flow air filter set is engineered for the Mercedes-AMG 5.5L (M157) and 4.7L (M278) biturbo V8 engines. The design corrects factory airbox restrictions through improved filter shape, positioning, and a proprietary high-flow element, delivering significant flow and power gains across the entire power band.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdds 5-20 horsepower\u003c\/li\u003e\n\u003cli\u003eIncreased flow area vs. factory\u003c\/li\u003e\n\u003cli\u003eOptimized airbox fitment\u003c\/li\u003e\n\u003cli\u003ePairs with Weistec ECU tune for maximum performance\u003c\/li\u003e\n\u003cli\u003eSet includes 2 filters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEngines: M157 (5.5L Twin Turbo V8) and M278 (4.7L Twin Turbo V8)\u003c\/li\u003e\n\u003cli\u003eG-Class: G63 AMG (2013+ W463)\u003c\/li\u003e\n\u003cli\u003eAlso fits: E63 AMG, S63 AMG, SL63 AMG, CLS63 AMG, ML63, GLE63, GL63 (M157\/M278 equipped, 2011-2020)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"margin-top:28px;padding:16px 20px;border:2px solid #cc0000;border-radius:6px;background:#fff7f7;\"\u003e\n  \u003cstrong style=\"display:block;margin-bottom:6px;color:#cc0000;text-transform:uppercase;letter-spacing:.06em;font-size:.9rem;\"\u003eFulfillment Notice\u003c\/strong\u003e\n  \u003cp style=\"margin:0;color:#222;font-size:.95rem;line-height:1.5;\"\u003e\n    Fulfillment times for this product vary depending on supplier stock and build status. Please call\n    \u003ca href=\"tel:+19073186055\" style=\"color:#cc0000;font-weight:600;text-decoration:none;\"\u003e(907) 318-6055\u003c\/a\u003e\n    or email \u003ca href=\"mailto:sales@adrenaline-hq.com\" style=\"color:#cc0000;font-weight:600;text-decoration:none;\"\u003esales@adrenaline-hq.com\u003c\/a\u003e\n    to confirm the current ETA before placing your order.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n","brand":"Weistec Engineering","offers":[{"title":"Default Title","offer_id":48144664854763,"sku":"01-157-01039-7","price":279.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/2692\/1195\/files\/m157panel1.jpg?v=1777056787","url":"https:\/\/adrenaline-hq.com\/products\/weistec-high-flow-air-filter-set-m157-m278","provider":"Adrenaline HQ","version":"1.0","type":"link"}