100nl jj vs serial aggro

ok, villain is 15-13 and 3-bets 8% - but 3-bets me even more frequently.
4-bet pre? Push flop?
Good time to make a stand?

Full Tilt No-Limit Hold'em, $1 BB (8 handed) Full-Tilt Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

UTG ($100)
UTG+1 ($99)
Hero ($100.60)
MP2 ($110.70)
CO ($30.30)
Button ($100)
SB ($101.50)
BB ($101.50)

Preflop: Hero is MP1 with J, J. SB posts a blind of $1.
3 folds, Hero raises to $3, MP2 raises to $12.5, 3 folds, Hero calls $9.50.

Flop: ($26) T, 5, 8 (2 players)
Hero checks, MP2 checks.

Turn: ($26) 5 (2 players)
Hero bets $18, MP2 raises to $54, Hero raises to $88.1 (All-In), MP2 calls $34.10.

Given his stats and such, I'll take "It's a TARP" for $100 Alex.