{"product_id":"dynojet-research-jet-kit-stage-1-2-yamaha-q421","title":"Dynojet Research Jet Kit - Stage 1\/2 - Yamaha  -  Q421","description":"Dynojet Research Jet Kit - Stage 1\/2 - Yamaha  -  Q421\u003cp\u003e\u003cbr\u003eStage 1: stock engine\/filters, stock\/modified pipes; about a 5% power increase. Stage 2: stock\/mild modified engine, stock\/modified pipes, stock\/modified filters; about an 8% power increase. Increases power and drivability. Fully adjustable.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Dynojet Research","offers":[{"title":"Default Title","offer_id":53184533791029,"sku":"FHJM_Q421","price":81.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/4697\/0933\/files\/10070493_0.png?v=1784489656","url":"https:\/\/ad-discountpowersports.com\/products\/dynojet-research-jet-kit-stage-1-2-yamaha-q421","provider":"A\u0026D Discount Performance","version":"1.0","type":"link"}