15+ STI Couplers and Hoses
GrimmSpeed TMIC Y-Pipe Kit - 04+ STI / 02-07 WRX
$155.00
The Grimmspeed Top Mount Intercooler Y-Pipe Kit has been designed to work with factory or aftermarket top mount intercoolers. This is a single piece developed from aluminum casting that has...
Mishimoto Silicone Radiator Hose Kit - 08+ STI / 08-14 WRX
$93.00
Mishimoto Subaru WRX and STI silicone radiator hose kits are made with a dual layer combining high grade silicone and heat-resistant embedded fibers to provide efficient heat reduction and increased...
Perrin Coupler Kit for TMIC - 02-07 WRX / 04+ STI
$25.25 $33.00
The PERRIN Performance intercooler coupler kit replaces your factory coupler with our high-gloss, vibrant color hose that looks and works better. Our silicone couplers are made from fiber reinforced 5-ply...
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