2015-2021 STI

Gain a boost in hp and sporty style with the PERRIN Cold Air Intake system. Ensuring correct MAF alignment and tube dimensions are integral for pre...

Gain a boost in hp and sporty style with the PERRIN Cold Air Intake system. Ensuring correct MAF alignment and tube dimensions are integral for pre...

  The Perrin Subaru Wheel Spacers, with 56mm Hubs, are dual drilled for a universal Subaru fitment and constructed from lightweight aluminum. Exten...

  Perrin Subaru's 5x114.3/5x100 3mm Slip-On Wheel Spacers - w/ 56mm Hubs (No Studs) require no extended studs for a simple, slip-on design that is ...

Upgrade your STI reverse lockout lever with a the PERRIN smooth glide reverse lockout lever.The PERRIN Performance reverse lock out lever combines ...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

Replace the ugly OEM plastic dipstick handle with the PERRIN Dipstick Handle. Made from CNC machined aluminum and featuring a black, blue, pink, ne...

Enhance the top of your engine with the stylish aluminum PERRIN Belt Cover! This pulley cover is a direct replacement of the OEM plastic pulley cov...

This Red crank pulley from Perrin has been precisely designed to reduce rotational mass for rapid revs, better throttle response, and improved perf...

This Perrin crank pulley has been optimized to reduce engine rotational mass, promoting faster revs and enhanced response while maximizing engine p...

Accent the top of your engine with this stylish PERRIN Pulley Cover. Crafted from durable 5052 plate aluminum, it features precision-drilled mounti...

This PERRIN Alternator Pulley boasts a light weight of only .116lbs, lighter than an OEM alternator pulley, and matches our signature Crank Pulley ...

Constructed from high-quality materials, the PERRIN Alternator Pulley mimics the signature Crank Pulley design while reducing rotational weight. At...

Constructed from high-quality materials, the PERRIN Alternator Pulley mimics the signature Crank Pulley design while reducing rotational weight. At...