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SC1-R Exhaust by SC-Project

PART NUMBER: K43-T90
K43-T90 SC1-R Exhaust by SC-Project SC-Project is a race-tested and race-proven Italian exhaust manufacturer. SC-Project uses their MotoGP, Moto3, Moto2, and Superbike racing experience to push the limits and develop the highest level of exhaust performance.SC-Project exhausts are handmade right alongside the same exhausts you see on MotoGP bikes and at race tracks around the world. SC-Project is committed to putting race-quality performance, sound, and weight reduction in the hands of all motorcycle enthusiasts.SC1-R silencer has been studied and developed by the SC-Project R&D department, to be the new benchmark for World Superbike Championship. The diamond hexagonal-shaped body is made in full titanium and the outlet is in matte carbon fiber that gives to the SC1-R an aggressive racing look. The new SC1-R is the perfect synthesis of SC-Project's mission: produce lightweight performance exhausts for the best race teams in the world. Performance, weight reduction, and sound with the excellence of a product designed and manufactured in Italy.Aeronautical grade materialsLarge-diameter exhaust outletBike-specific exhaust mounting hardware included24 month factory defect warrantyOptimized exhaust shape for high lean anglesNote: Carbon heat shield included.Note: Installation is plug & play with no specific need to remap the ECU. Make/Model/Year Kawasaki / Z900 / 2025, Kawasaki / Z900 / 2026 Sold Per Kit Product Exhausts & Air Filters Brand SC-Project K43T90 SC1R K43 T90 SC1 R SCProject SCProject SC Project SC Project racetested race tested raceproven race proven SCProject SC Project performance.SCProject performance.SC Project racequality race quality enthusiasts.SC1R enthusiasts.SC1 R hexagonalshaped hexagonal shaped SC1R SC1 R SCProject's SC Project's materialsLargediameter materialsLarge diameter outletBikespecific outletBike specific datamcebogus="1">Note: data mce bogus="1">Note: SCProject SC Project
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SC-Project
Vehicle Specific
CLICK HERE to confirm fitment
  • $1061.50
HAND MADE IN ITALY - 4-5 Week Build Time

SC-Project is a race-tested and race-proven Italian exhaust manufacturer. SC-Project uses their MotoGP, Moto3, Moto2, and Superbike racing experience to push the limits and develop the highest level of exhaust performance.

SC-Project exhausts are handmade right alongside the same exhausts you see on MotoGP bikes and at race tracks around the world. SC-Project is committed to putting race-quality performance, sound, and weight reduction in the hands of all motorcycle enthusiasts.

SC1-R silencer has been studied and developed by the SC-Project R&D department, to be the new benchmark for World Superbike Championship. The diamond hexagonal-shaped body is made in full titanium and the outlet is in matte carbon fiber that gives to the SC1-R an aggressive racing look. The new SC1-R is the perfect synthesis of SC-Project's mission: produce lightweight performance exhausts for the best race teams in the world. Performance, weight reduction, and sound with the excellence of a product designed and manufactured in Italy.

  • Aeronautical grade materials
  • Large-diameter exhaust outlet
  • Bike-specific exhaust mounting hardware included
  • 24 month factory defect warranty
  • Optimized exhaust shape for high lean angles


Note: Carbon heat shield included.

Note: Installation is plug & play with no specific need to remap the ECU.

    • PART NUMBER
      K43-T90T
    • Weight
      9.0000 lbs
  • Titanium Mesh Screen on Exhaust Outlet
    No
  • Exhaust Version
    EURO 5 - Street Legal
  • Exhaust Finish
    Matte Carbon Fiber, Titanium
  • Exhaust End Cap
    Matte Carbon Fiber
  • Titanium Mesh on Exhaust Outlet
    No
  • Exhaust Type
    Slip-on Exhaust
  • Link Pipe Material
    Titanium
  • dB Killer
    Yes
  • Weight
    -1,6 kg (SC 2 kg / OEM 3,6 kg)
  • Estimated Power Gains
    +4,1 hp at 7700 rpm
  • Estimated Torque Gains
    +3,8 Nm at 7700 rpm
  • Sold
    Per Kit
  • Product
    Exhausts & Air Filters
  • Brand
    SC-Project
  • Fitment Type
    Vehicle Specific
MakeModelYearNotes
KawasakiZ9002025
KawasakiZ9002026

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