
Engine Performance

On Sale

On Sale


On Sale

Up Pipe - WRX/STI/FXT/LGT/OBXT
$269.00
$228.65

Manual Boost Controller
$109.00

On Sale



On Sale


On Sale

HiFlow Exhaust Manifold Crosspipe 02-05/08+ WRX, ALL STi/LGT
$230.00
$195.50

GrimmSpeed EJ25 Head Gasket Sets
$139.00

On Sale


On Sale

GrimmSpeed Version 2 Bypass Valve - 08-14 WRX, 05-09 LGT
$249.00
$211.65