Graves Motorsports Kawasaki Ninja 650 / Z650 Full Exhaust System EXK-18Z650-FSC
Graves Motorsports Kawasaki Ninja 650 / Z650 Full Exhaust System for the Kawasaki Ninja 650 / Z650 2017-2025. Graves lists the stock system at 17.6 lbs and this system at 6.6 lbs, an 11 lb savings. Part # EXK-18Z650-FSC.
Graves Motorsports Kawasaki Ninja 650 / Z650 Full Exhaust System
Part Number: EXK-18Z650-FSC
Graves Motorsports Kawasaki Ninja 650 / Z650 Full Exhaust System for the Kawasaki Ninja 650 / Z650 2017-2025.
Features
- Full stainless steel exhaust system with a carbon fiber silencer, carbon end cap, and titanium rivet bands
- Diamond-shaped silencer mounts directly to the frame using an integrated bracket
- Long-taper headers mount with stainless steel spigots and hard-anodized, spring-mounted 7075 T651 aluminum flanges
- Link pipes use top-mounted springs for added mid-pipe and collector clearance
- Graves claims a 10% increase in horsepower and torque when tuned, with the FTEcu tuning kit suggested
- Graves lists the stock system at 17.6 lbs and this system at 6.6 lbs, an 11 lb savings
- Sound without insert: 93 dB at idle and 103 dB at 4000 rpm; with insert: 89 dB and 101 dB (stock: 71.5 dB at idle / 84.5 dB at 5000 rpm)
Fitment
- Kawasaki Ninja 650 / Z650 2017-2025
Notes
- Sound insert sold separately.
For closed-course competition use only. Not legal for sale or use in California on any pollution-controlled motor vehicle.


