The silencer sleeves are stainless steel.
All other parts of the silencers are 304 stainless steel.
Venom road legal cans feature a tapered baffle for maximising power and silencing efficiency.
Venom road legal cans feature a `Decibel Eater` baffle in the entry to the can (or billet) which can be removed for race use (does not comply with road noise standards with baffle removed).