Spark Aprilia RS 660 / Tuono 660 "Konix Evo" Titanium Full Exhaust System shoei Secure D-ring chin strap fastening

Secure D-ring chin strap fastening system

Aggressive race-inspired exhaust tone

and allows for effortless movement on and off the bike

the VAS (Variable Axis System) side pod

Dyno Tested for maximum horsepower increase over stock

Spark Aprilia RS 660 / Tuono 660 "Konix Evo" Titanium Full Exhaust System shoei Secure D-ring chin strap fasteningSpark Exhaust Aprilia RS 660 "Konix Evo" Titanium Exhaust. Constructed with a titanium silencer fitted with carbon ending, titanium mid pipe and titanium racing header. Incredible weight saving (weighs only 3. 5 kg vs stock at 6. 5kg). Sound is aggressive but not extreme so that it is perfect both for track and road. Designed for Maximum Performance, Looks, Weight Savings and a Rich Deep Italian Sound (102 db). Handcrafted in Italy, Dyno Tested for