
Engine Performance

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






GrimmSpeed EJ25 Head Gasket Sets
$139.00

On Sale

GrimmSpeed Version 2 Bypass Valve - 02-07 WRX, 04-21 STI
$249.00
$211.65
On Sale

GrimmSpeed Chase JB400 Turbocharger
$1,350.00
$1,147.50

On Sale

On Sale




On Sale

Turbocharger Oil Feed Line Kit
$80.00
$68.00



On Sale

Turbocharger Coolant Line Kit
$50.00
$42.50

On Sale

GrimmSpeed Overtake BB500 Turbocharger
$1,650.00
$1,402.50