{"product_id":"4-1-exhaust-header","title":"4-1 Exhaust Header","description":"The Megan Racing 4-1 header is a performance-focused exhaust component designed for the 2002-2006 Nissan Sentra SE-R and Spec V models equipped with the 2.5L QR25DE engine. Constructed from durable T304 stainless steel, it features mandrel-bent tubing and CNC machined flanges for optimal fit and exhaust gas velocity. This header aims to enhance exhaust flow, leading to quicker throttle response and improved overall performance.\n\nKey features include its robust stainless steel build, ensuring longevity and resistance to corrosion. The mandrel-bent construction guarantees smooth, unrestricted bends for maximum flow, while the CNC-machined flanges provide a precise and secure fitment.\n\nWhile the manufacturer has discontinued production of this specific header, it was known for its solid build quality and the audible sound enhancement it provided. User reviews highlighted its good value and the noticeable power increase experienced after installation. Installation is generally straightforward, with kits often coming with necessary hardware.\n\nFitment is confirmed for the 2002-2006 Nissan Sentra 2.5L SE-R and Spec V models. It is important to note that this header is for off-road use only. While a tune is not strictly required for naturally aspirated vehicles, it is recommended for optimal performance gains.","brand":"2J Racing","offers":[{"title":"Default Title","offer_id":52686677639480,"sku":"MR-SSH-NS02","price":160.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/662144287.jpg?v=1784875850","url":"https:\/\/store.motormia.co\/products\/4-1-exhaust-header","provider":"MOTORMIA","version":"1.0","type":"link"}