{"product_id":"nitrous-express-20939-15","title":"Nitrous Express Nitrous Kit w\/Billet LT4 Supercharger Lid w\/15lb Bottle","description":"\u003cp\u003eThis Billet LT4 Supercharger Lid replaces the upper supercharger lid on all GM LT4 Superchargers for a quick and clean install. Nitrous and fuel are injected into each cylinder from inside of the supercharger lid, providing direct port style distribution. Systems come standard as a single stage with jetting for 100 to 300WHP. This lid is made from a solid piece of billet aluminum with 1\/8NPT machined directly into the lid, which makes it easy to add a direct port water\/methanol later on.\u003c\/p\u003e\u003cp\u003eGenuine Nitrous Express. Part number 20939-15.\u003c\/p\u003e\u003cp\u003eImported to order from our US supply partner — allow 7-14 days delivery.\u003c\/p\u003e","brand":"Nitrous Express","offers":[{"title":"Default Title","offer_id":62165600272771,"sku":"20939-15","price":2697.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/6506\/2787\/files\/545edd4bec8b1b32c24b4086d7cb12ed.jpg?v=1785037563","url":"https:\/\/www.mlperformance.co.uk\/products\/nitrous-express-20939-15","provider":"ML Performance","version":"1.0","type":"link"}