so today i took off from a complete stop, i went ull throtle and and realized smoke coming out of my exahust, could this be bad piston rings?? ph its a 07 tc 106k on it bought it a year ago never had any kind of problems with it i dont abuse the car regularly when i get crazy but not often at all, im using amsoil 5-30 with knn filters, could this be the issue?? any info will help guys thanks

 

Do a compression test

 

Did that, compression is fine

 

Do a leakdown test now, valve seals may be bad.