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Engine Catalog

ACL Main Bearing Set (02+ WRX/STi)
ACL Main Bearing Set (02+ WRX/STi)

 

ALC's main bearings are made of a softer metal so that you don't wear out your crank or engine block. Additionally, a thin layer of oil lubricates the connection between the...


$92.45
ACL Main Bearing Set (02+ WRX/STi)
$92.45
ACL Rod Bearing Set (02+ WRX/STi)
ACL Rod Bearing Set (02+ WRX/STi)

 

When doing rods and pistons, it's a good idea to replace the rod bearings as well. Proper support via main bearings is crucial to prevent oscillations and wear that can damage...


$55.75
ACL Rod Bearing Set (02+ WRX/STi)
$55.75
AEM Standalone ECU Series 2 (05-06 STi)
AEM Standalone ECU Series 2 (05-06 STi)

AEM's Series 2 EMS is a complete engine control system that plugs into the factory harness and uses the factory sensors. This means you do not need to replace any parts of the harness or...


$1,895.00
AEM Standalone ECU Series 2 (05-06 STi)
$1,895.00
ARP 11mm Head Studs (02+ WRX, 04+ STi, FXT, LGT)
ARP 11mm Head Studs (02+ WRX, 04+ STi, FXT, LGT)

These Pro series studs from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining and are rated at a whopping 190,000 psi. The...


$275.00
ARP 11mm Head Studs (02+ WRX, 04+ STi, FXT, LGT)
$275.00
ARP Case Bolts (02+ WRX/STi)
ARP Case Bolts (02+ WRX/STi)

ARP Subaru EJ20, EJ25, & EJ257 Main Bolts are crafted from 8740 forged chrome moly and feature generous under-head radius and rolled threads for excellent reliability. The threads...


$525.00
ARP Case Bolts (02+ WRX/STi)
$525.00
ATP Dump Tube (EWG 44mm)
ATP Dump Tube (EWG 44mm)

Stainless dumptube, flanged and welded for 44mm wastegate exit.

 

 

*See fitment application below*

 

 

 

Fits:

  • ATP-...

$69.00
ATP Dump Tube (EWG 44mm)
$69.00
ATP GT3071R (EWG)
ATP GT3071R (EWG)

Just like the GT3071R kit ATP-SUB-001 but with built in flange for Tial 44mm wastegate on the turbine housing. High flow, less exhaust backpressure, more precise boost control, even more...


$1,850.00
ATP GT3071R (EWG)
$1,850.00
ATP GT3071R (Internal Wastegate)
ATP GT3071R (Internal Wastegate)

The Garrett GT Ball Bearing GT3071R, quite possibly the fastest spooling and most responsive 450+HP capable turbo on the planet now available in a drop-in package for the Subaru WRX/STI...


$1,850.00
ATP GT3071R (Internal Wastegate)
$1,850.00
ATP GT3076R (EWG)
ATP GT3076R (EWG)

Just like the GT3076R kit ATP-SUB-002 but with built in flange for Tial 44mm wastegate on the turbine housing. High flow, less exhaust backpressure, more precise boost control, even more...


$1,850.00
ATP GT3076R (EWG)
$1,850.00
ATP GT3076R (Internal Wastegate)
ATP GT3076R (Internal Wastegate)

The Garrett GT Ball Bearing GT3076R, the benchmark 500+ HP capable dual ball bearing turbo, is now available in a drop-in package for the Subaru WRX/STI! The easy to implement turbo...


$1,850.00
ATP GT3076R (Internal Wastegate)
$1,850.00
ATP GT3582R (EWG)
ATP GT3582R (EWG)

Just like the GT35R kit ATP-SUB-005 but with built in flange for Tial 44mm wastegate on the turbine housing. High flow, less exhaust backpressure, more precise boost control, even more...


$1,950.00
ATP GT3582R (EWG)
$1,950.00
ATP GT3582R (Internal Wastegate)
ATP GT3582R (Internal Wastegate)

The Garrett GT Ball Bearing GT35R (aka GT3582R aka GT35/40R), the ultimate 600+ HP capable dual ball bearing turbo, is now available in a drop-in package for the Subaru WRX/STI! The easy...


$1,950.00
ATP GT3582R (Internal Wastegate)
$1,950.00