One I have from seen on a car:
 
LfS - Shut up, get in, sit down, hang on!
 
Other suggestions:
 
LfS - To satisfy the Need.
 
LfS - Wheels are 360°? Well, mine's flat at 180...
 
LfS - If it was more realistic. you'd have to pay for petrol! (Sorry for slight plagiarism, tweaker 

)
 
LfS - The capital S is well deserved.
 
LfS - Who said you can't do a wheelie in a UF1000?
 
LfS - Sexy cars point upwards...
 
LfS - When I am grown up, I'm gonna build me my own FZ50.
 
LfS - Remember: Your roadcar has no "shift+r"!
 
LfS - Speed kills... ...but so does age.
 
LfS - Spinners are for fags!
 
LfS - Need base? Go somewhere else.
 
LfS - Woofers make you slow.
 
LfS - Challanging
 
LfS - Pure Acceleration
 
LfS - Wer später bremst ist länger schnell!
 
LfS - Rubber with holes has no use.
 
LfS - The doctors needed 4 weeks to get the grin of his face.
 
LfS - Scawen/Eric/Victor autographed my left buttcheek!
 
LfS - I love to screw... ...around with my car settings.
 
LfS - Who needs the Nordschleife when you got Fern Bay Black?
 
LfS - Who needs Monte Carlo when you got South City?
 
LfS - What does this button do?
 
LfS - AI impersonator since '05
 
LfS - I got rear-ended :'(
 
LfS - Rumors say, GTR-Drivers use it for training...
 
LfS - Who needs a publisher?
 
Sp, that's all, for now 
