stiperformanceparts.com is an independent retailer of aftermarket performance parts and is not a subaru authorized or approved sti parts dealer or repair facility.
Aftermarket Performance Parts for the Sti
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AEM Series 2 Plug & Play Engine Management System - Sti 2005-2006
AEM's Series 2 EMS with drive-by-wire 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 sensors, just plug the EMS into the harness and begin tuning! The Series 2 EMS for the Suba...
Our Price: $1645.77
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Cometic Engine Master Gasket Set - Subaru STi 2007
The Cometic Full Master Gasket kits come complete with every gasket or seal that you could possibly need when doing any level of engine work including, head gaskets, valve cover gaskets, spark plug O-rings, intake manifold gaskets and more.
If you are building a motor or just w...
Our Price: $299.95
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HKS Performance Oil Filter - STi 04-09
The HKS performance oil filter improves oil pressure drop and flow
properties by approximately 30% compared to current aftermarket sports
oil filters.
Most aftermarket sports oil filters to use high viscosity oil and
therefore filter paper strength is prioritized whilst s...
Our Price: $24.95
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Royal Purple Extended Life Oil Filter - STi 2004+
Royal Purple oil filters provide superior particle removal,
high-performance and optimized flow characteristics for maximum
performance and longer filter life.
Royal Purple’s filter media uses the latest technology filtration system that filters out particles as small as 25...
Our Price: $13.49
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Subaru OEM 2.5L Shortblock - Subaru STi 04-06
This is a genuine Subaru EJ257 2.5 liter shortblock. This shortblock is standard equipment on the 2004-2006 US Market STi.
TECH TIP: THIS IS NOT A COMPLETE MOTOR! This is a fully assembled botto...
Our Price: $2166.95
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Subaru OEM 2.5L Shortblock - Subaru STi 2007
This is a genuine Subaru 2.5 liter shortblock. This shortblock is
standard equipment on the 2007 US Market STi.
TECH TIP: THIS IS NOT A COMPLETE
MOTOR! This is a fully
assembled bottom end...
Our Price: $2166.95
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Subaru OEM Engine Master Gasket Set - Subaru STi 04-06
The Subaru OEM Full Master Gasket kits come complete with every gasket or seal that you could possibly need when doing any level of engine work including, head gaskets, valve cover gaskets, spark plug O-rings, intake manifold gaskets and more.
TECH...
Our Price: $287.95
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Subaru OEM Engine Master Gasket Set - Subaru STi 2007
The Subaru OEM Full Master Gasket kits come complete with every gasket or seal that you could possibly need when doing any level of engine work including, head gaskets, valve cover gaskets, spark plug O-rings, intake manifold gaskets and more.
TECH...
Our Price: $297.95
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Subaru OEM Thermostat - Subaru STi 04-11
We recommend replacing the thermostat at the same time as a waterpump replacement or when replacing your timing belt.
Genuine Subaru OEM part - same part that came stock on your STi from the factory!
Our Price: $27.95
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Torque Solution Air Pump Delete Plate Set
For Subaru STI equipped with air pump. For use when deleting the OE
air pump system on race and track cars. Includes two, sold billet
aluminum plates, Anodized and Lazer Ingraved Torque Solution with
stainless bolts.
•Made out of lightweight 6061-T6 billet aluminum ...
Our Price: $54.99
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stiperformanceparts.com is not a subaru authorized sti parts dealer or repair facility. stiperformanceparts.com is not affiliated, related to, or endorsed by Subaru of America or Fuji Heavy Industries LTD in any way. stiperformanceparts.com is an independent retailer of performance parts and accessories that is not affiliated with Subaru of America (Fuji Heavy Industries LTD). Use of trademarks is done on a fair use basis and without intent to compete with, or take advantage of Subaru or its trademarks. For more information on Subaru please visit http://www.subaru.com
