Motorcycle Exhaust Muffler DB Killer Silencer noise for YAMAHA YZF 600R Thundercat R1 R6 R25 R3 FZ1 FAZER FZS 1000S

Specification:
Item Type:Universal Muffler Removable Silencer
Color: Silver,black
Size:
Outlet:1.38"(3.5cm)/1.55"(4.2cm)/1.77"(4.5cm)/1.89"(4.8cm)/2.36"(6cm)
Length:3.39"(8.6cm)/5.51"(14cm)
Fitment:
3.5cm: for Exhaust pipe dia. 3.4-3.6cm
4.2cm: for Exhaust pipe dia.4.1-4.2cm
4.5cm: for Exhaust pipe dia. 4.4-4.5cm
4.8cm: for Exhaust pipe dia. 4.7-5.0cm
6.0cm: for Exhaust pipe dia. 6.0-6.3cm
Features
100% Brand new and high quality
Reduce deep note sound
Adjustable & Removable
Fit 4"Round Tip Mufflers
Package Includes:
1pc x Motorcycle exhaust silencer
Note:
For off road/Racing use only, suitable for installation on the exhaust pipe tail exhaust pipe.
Please allow minor error due to manual measurement.