{"product_id":"n51-n52-performance-exhaust-header","title":"N51\/N52 Performance Exhaust Header","description":"The Active Autowerke BMW N51\/N52 Performance Exhaust Header is engineered specifically for BMW chassis equipped with the N52 inline 6-cylinder engine.\n\nFeaturing dyno-proven gains of 20+ WHP over the stock manifold, this header improves power and torque curves across the entire RPM range. It is constructed from 100% 304 brushed stainless steel with mandrel-bent tubing, ensuring a smooth and unrestricted exhaust flow. The header has been test-fitted on an N52 header jig for precise fitment and is guaranteed to fit BMW E9X 328i models with the N52 engine.\n\nRobust exhaust flanges with recessed mounting holes facilitate a straightforward installation process, allowing enthusiasts to upgrade their BMW N52 engine efficiently. The header includes all necessary gaskets for installation, valued at approximately $150.\n\nThis product comes with a two-year limited warranty.","brand":"Active Autowerke","offers":[{"title":"Default Title","offer_id":52686765261112,"sku":"11-022","price":721.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687884286.webp?v=1784876465","url":"https:\/\/store.motormia.co\/products\/n51-n52-performance-exhaust-header","provider":"MOTORMIA","version":"1.0","type":"link"}