yay straight flush draw

[ok2aa]

villain is 26/23 and we hadn't been playing many pots with each other. my image should be pretty solid, haven't done anything crazy.

what's my play on the turn? i wanna raise it up because zomg i have a straight flush draw. on the other hand, is he ever folding any better hands here?

PokerStars No-Limit Hold'em, $1.00 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

saw flop|<font color="#C00000">saw showdown</font>

MP ($47.15)
CO ($107.90)
Button ($112.35)
SB ($112)
Hero ($298.80)
UTG ($116.50)

Preflop: Hero is BB with J[img]/images/graemlins/spade.gif[/img], K[img]/images/graemlins/spade.gif[/img].
<font color="#666666">4 folds</font>, <font color="#CC3333">SB raises to $4</font>, Hero calls $3.

Flop: ($8) K[img]/images/graemlins/club.gif[/img], Q[img]/images/graemlins/spade.gif[/img], T[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets $6</font>, Hero calls $6.

Turn: ($20) T[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets $18</font>, <font color="#CC3333">Hero ???