![Amazon.com: PACEWALKER NINJA 400 Z400 Exhaust Muffler Full System Header Pipe 51mm For KAWASAKI NINJA400 Ninja 400 EX400 ABS Z400 2018 2019 With Muffler Carbon Fiber Exhaust: Automotive Amazon.com: PACEWALKER NINJA 400 Z400 Exhaust Muffler Full System Header Pipe 51mm For KAWASAKI NINJA400 Ninja 400 EX400 ABS Z400 2018 2019 With Muffler Carbon Fiber Exhaust: Automotive](https://images-na.ssl-images-amazon.com/images/I/81jarPLCjGL._AC_SY355_.jpg)
Amazon.com: PACEWALKER NINJA 400 Z400 Exhaust Muffler Full System Header Pipe 51mm For KAWASAKI NINJA400 Ninja 400 EX400 ABS Z400 2018 2019 With Muffler Carbon Fiber Exhaust: Automotive
![Amazon.com: Kungfu Graphics Custom Decal Kit for Kawasaki Ninja 400 ABS 2017 2018 2019 2020 2021, Venom Black, KWNJ4A1719002-KR: Arts, Crafts & Sewing Amazon.com: Kungfu Graphics Custom Decal Kit for Kawasaki Ninja 400 ABS 2017 2018 2019 2020 2021, Venom Black, KWNJ4A1719002-KR: Arts, Crafts & Sewing](https://images-na.ssl-images-amazon.com/images/I/816FmXj38oL._AC_SY355_.jpg)
Amazon.com: Kungfu Graphics Custom Decal Kit for Kawasaki Ninja 400 ABS 2017 2018 2019 2020 2021, Venom Black, KWNJ4A1719002-KR: Arts, Crafts & Sewing
![Amazon.com: Motorcycle Slip on Exhaust system With Muffler Compatible with Kawasaki ninja 400 Z400 2018 2019 2020: Automotive Amazon.com: Motorcycle Slip on Exhaust system With Muffler Compatible with Kawasaki ninja 400 Z400 2018 2019 2020: Automotive](https://images-na.ssl-images-amazon.com/images/I/615PF7V8meL._AC_SY355_.jpg)
Amazon.com: Motorcycle Slip on Exhaust system With Muffler Compatible with Kawasaki ninja 400 Z400 2018 2019 2020: Automotive
![Amazon.com: Coffman's Shorty Slip-On Exhaust for Kawasaki Ninja 400 Z400 2018-2020 Sportbike with Black Tip: Automotive Amazon.com: Coffman's Shorty Slip-On Exhaust for Kawasaki Ninja 400 Z400 2018-2020 Sportbike with Black Tip: Automotive](https://images-na.ssl-images-amazon.com/images/I/91mYrdOfaWL._AC_SL1500_.jpg)