"F-1/3-in-1 design and optimizing the tube length"
"a real gain in power and torque"
"a real gain in power and torque"
" In Open position, your customized AUDI RS3 8V will deliver a typical racing tone "
" A better handling for a better driving experience ... " (Please check vehicle fitting at the bottom)
"In Open position, your customized Porsche will deliver a typical racing tone while your emotional and adrenalin rushes will spread as fast as your tachometer pointer"