Stage 1: stock engine/filters, stock/modified pipes about a 5% power increaseIncreases power and drivabilityFully adjustable MaterialBrassProduct NameJet KitTypeStage 1, Stage 2UnitsKitVendor part numberQ312 MakeModelDisplacementYearCountryEngineSUZUKILT-Z 400 Z 2x4 Quadsport LTD4002004ALLSUZUKILT-Z 400 Z 2x4 Quadsport LTD4002004ALL