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Welcome to Extreme PSI

Extreme PSI is your #1 source for In-Stock performance parts. We offer thousands of OEM and aftermarket automotive parts for a variety of vehicles including Mitsubishi, Subaru, BMW, Dodge, Honda, Acura, Toyota & Lexus. We also offer worldwide same-day shipping to our customers, a competitive price match policy and a more than knowledgeable sales staff. Specializing in everything from turbochargers and wastegates to gaskets, bolts and other hardware we are your one stop shop for adding speed to your ride!

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Featured Products

Forced Performance DSM Race Manifold: Mitsubishi Eclipse 1990-1999 *SALE*
Forced Performance DSM Race Manifold: Mitsubishi Eclipse 1990-1999 *SALE*
Price: $275.00
Ships in 24 hours
Exhaust Headers and Manifolds ►
Forced Performance Race Manifold: Mitsubishi EVO 4-9 *SALE*
Forced Performance Race Manifold: Mitsubishi EVO 4-9 *SALE*
Price: $325.00
Ships in 24 hours
Exhaust Headers and Manifolds ►
Genuine "MHI" Mitsubishi TD05H "EVO III Big" 16G (49178-01470) *SALE*
Genuine "MHI" Mitsubishi TD05H "EVO III Big" 16G (49178-01470) *SALE*
Price: $799.00
MSRP: $1200.00 (save 33%)
Ships in 24 hours
Direct Fitment Journal Turbochargers ►
Genuine Garrett Big T28 Turbocharger: Mitsubishi Eclipse 1995-99 *SALE*
Genuine Garrett Big T28 Turbocharger: Mitsubishi Eclipse 1995-99 *SALE*
Price: $849.00
MSRP: $1100.00 (save 23%)
Ships in 24 hours
Direct Fitment Journal Turbochargers ►
Walbro / TI Automotive 525 LPH Hellcat High Performance In-Tank Fuel Pump *SALE*
Walbro / TI Automotive 525 LPH Hellcat High Performance In-Tank Fuel Pump *SALE*
Price: $139.00
MSRP: $333.59 (save 58%)
Ships in 24 hours
In-Tank Fuel Pumps ►
Walbro 450 LPH High Pressure HP Fuel Pump (E85 High Pressure Intank Pump) w/ higher pressure relief
Walbro 450 LPH High Pressure HP Fuel Pump (E85 High Pressure Intank Pump) w/ higher pressure relief
Price: $99.00
MSRP: $220.00 (save 55%)
Ships in 24 hours
In-Tank Fuel Pumps ►
Fluidampr Performance Engine Damper: Mitsubishi Eclipse 1990-1999 4G63T
Fluidampr Performance Engine Damper: Mitsubishi Eclipse 1990-1999 4G63T
Price: $293.00
MSRP: $383.11 (save 24%)
Ships in 24 hours
Harmonic Dampers ►
Fluidampr Performance Engine Damper: Mitsubishi EVOLUTION VIII & IX 2003-2006 4G63T
Fluidampr Performance Engine Damper: Mitsubishi EVOLUTION VIII & IX 2003-2006 4G63T
Price: $299.00
MSRP: $383.11 (save 22%)
Ships in 24 hours
Harmonic Dampers ►
TiAL Sport TZ4 Series TZ96105 Turbocharger : 550-1200 HP
TiAL Sport TZ4 Series TZ96105 Turbocharger : 550-1200 HP
Price: $1899.00
Ships in 4-7 Days
TiAL Sport TZ4 Turbochargers ►
Fluidampr Performance Engine Damper: Mitsubishi EVOLUTION X 2008-2015 4B11T
Fluidampr Performance Engine Damper: Mitsubishi EVOLUTION X 2008-2015 4B11T
Price: $366.19
MSRP: $457.74 (save 20%)
Ships in 24 hours
Harmonic Dampers ►

Best Sellers

Kiggly Racing 4G63 HLA Pressure Regulator: Mitsubishi Eclipse 1990-1999 & EVO VIII & IX 2003-2006
Kiggly Racing 4G63 HLA Pressure Regulator: Mitsubishi Eclipse 1990-1999 & EVO VIII & IX 2003-2006
Price: $141.55
MSRP: $149.00 (save 5%)
Ships in 24 hours
Oil Control Devices ►
AEM Digital Wideband UEGO Air/Fuel Ratio Gauge (With Bosch 4.9 LSU Sensor)
AEM Digital Wideband UEGO Air/Fuel Ratio Gauge (With Bosch 4.9 LSU Sensor)
Price: $192.97
MSRP: $329.44 (save 41%)
Ships in 24 hours
Air Fuel Ratio Gauges ►
Speed Density Bundle Kit - Mitsu-style MAP, IAT, pigtails and bung: 2G DSM or EVO *SALE*
Speed Density Bundle Kit - Mitsu-style MAP, IAT, pigtails and bung: 2G DSM or EVO *SALE*
Price: $95.00
MSRP: $105.00 (save 10%)
Ships in 24 hours
Engine Management Sensors ►
Speed Density Bundle Kit - GM-style MAP, IAT, pigtails and bung *SALE*
Speed Density Bundle Kit - GM-style MAP, IAT, pigtails and bung *SALE*
Price: $89.95
MSRP: $95.00 (save 5%)
Ships in 24 hours
Engine Management Sensors ►
ACT Heavy-Duty "2100" Street Clutch Kit : Mitsubishi Eclipse Turbo 90-99
ACT Heavy-Duty "2100" Street Clutch Kit : Mitsubishi Eclipse Turbo 90-99
Price: $356.00
MSRP: $457.00 (save 22%)
Ships in 24 hours
Single Disc Clutch Kits ►
ACT Heavy-Duty (Monoloc) Street Clutch Kit : Mitsubishi Lancer EVO VIII & IX
ACT Heavy-Duty (Monoloc) Street Clutch Kit : Mitsubishi Lancer EVO VIII & IX
Price: $642.00
MSRP: $823.00 (save 22%)
Ships in 24 hours
Single Disc Clutch Kits ►
FueLab "515" Complete Fuel Pressure Regulator Kit w/ Gauge (Version 2): Mitsubishi Eclipse 90-99 *SALE*
FueLab "515" Complete Fuel Pressure Regulator Kit w/ Gauge (Version 2): Mitsubishi Eclipse 90-99 *SALE*
Price: $239.95
MSRP: $324.95 (save 26%)
Ships in 24 hours
Fuel Pressure Regulator Kits ►
Fuel Lab "515" Complete Fuel Pressure Regulator Kit w/ Gauge: Mitsubishi EVO 8/9 (Version 2) *SALE*
Fuel Lab "515" Complete Fuel Pressure Regulator Kit w/ Gauge: Mitsubishi EVO 8/9 (Version 2) *SALE*
Price: $249.95
MSRP: $324.95 (save 23%)
Ships in 24 hours
Fuel Pressure Regulator Kits ►
FueLab "818" Fuel Feed Upgrade Kit (OEM Hardline to Fuel Rail): Mitsubishi Eclipse 90-99 *SALE*
FueLab "818" Fuel Feed Upgrade Kit (OEM Hardline to Fuel Rail): Mitsubishi Eclipse 90-99 *SALE*
Price: $159.00
MSRP: $238.62 (save 33%)
Ships in 24 hours
Fuel Filter Kits ►
Walbro 450 LPH Fuel Pump (E85 compatible Intank Pump)
Walbro 450 LPH Fuel Pump (E85 compatible Intank Pump)
Price: $99.00
MSRP: $220.00 (save 55%)
Ships in 24 hours
In-Tank Fuel Pumps ►
S90 Throttle Body Billet 70mm: Mitsubishi Eclipse 90-99
S90 Throttle Body Billet 70mm: Mitsubishi Eclipse 90-99
Price: $199.00
MSRP: $299.00 (save 33%)
Ships in 24 hours
+10
Bonus points
Throttle Bodies ►
S90 Billet Throttle Body (Bolt-On 70mm): Mitsubishi Evolution 7, 8 & 9
S90 Billet Throttle Body (Bolt-On 70mm): Mitsubishi Evolution 7, 8 & 9
Price: $199.00
MSRP: $299.00 (save 33%)
Ships in 24 hours
+10
Bonus points
Throttle Bodies ►
S90 Throttle Body Billet 74mm: Mitsubishi Eclipse 90-99
S90 Throttle Body Billet 74mm: Mitsubishi Eclipse 90-99
Price: $199.00
MSRP: $299.00 (save 33%)
Ships in 24 hours
+10
Bonus points
Throttle Bodies ►
S90 Billet Throttle Body (Bolt-On 74mm): Mitsubishi Evolution 7, 8 & 9
S90 Billet Throttle Body (Bolt-On 74mm): Mitsubishi Evolution 7, 8 & 9
Price: $199.00
MSRP: $299.00 (save 33%)
Ships in 24 hours
+10
Bonus points
Throttle Bodies ►
Extreme PSI 4" Polished Intake: Mitsubishi Evolution VIII & IX *SALE*
Extreme PSI 4" Polished Intake: Mitsubishi Evolution VIII & IX *SALE*
Price: $64.95
MSRP: $149.00 (save 56%)
Ships in 24 hours
Turbo Inlet Hoses and Pipes ►
Extreme PSI 4-Ply Silicone Coupler: 2.50" I.D.
Extreme PSI 4-Ply Silicone Coupler: 2.50" I.D.
Price: $5.95
MSRP: $7.05 (save 16%)
Ships in 24 hours
3" Straight Hose Couplers ►
Clampco Stainless Steel T Bolt Clamp : Fits 2.50" I.D. Coupler
Clampco Stainless Steel T Bolt Clamp : Fits 2.50" I.D. Coupler
Price: $3.95
MSRP: $8.00 (save 51%)
Ships in 24 hours
Stainless Steel T-Bolt Clamps ►
Precision T & E PT6266 CEA Journal Bearing Turbocharger : 735 HP *SALE*
Precision T & E PT6266 CEA Journal Bearing Turbocharger : 735 HP *SALE*
Price: $1074.99
Ships in 24 hours
+50
Bonus points
Precision T & E CEAŽ Journal Bearing Turbochargers ►
Omni-Power Subaru WRX 2002-2007 / STI 2004-2015 Map Sensor: 4 Bar *SALE*
Omni-Power Subaru WRX 2002-2007 / STI 2004-2015 Map Sensor: 4 Bar *SALE*
Price: $96.00
MSRP: $129.99 (save 26%)
Ships in 24 hours
+5
Bonus points
MAP and Pressure Sensors ►
Omni-Power Mitsubishi Universal Map Sensor: 4 Bar *SALE*
Omni-Power Mitsubishi Universal Map Sensor: 4 Bar *SALE*
Price: $96.00
MSRP: $129.99 (save 26%)
Ships in 24 hours
+5
Bonus points
MAP and Pressure Sensors ►

New Arrivals

Genuine "MHI" Mitsubishi TD05H "EVO III Big" 16G (49178-01470) *SALE*
Genuine "MHI" Mitsubishi TD05H "EVO III Big" 16G (49178-01470) *SALE*
Price: $799.00
MSRP: $1200.00 (save 33%)
Ships in 24 hours
Direct Fitment Journal Turbochargers ►
Extreme PSI Timing Belt Tool Kit: 4G63T (DSM & EVO 1-9) *SALE*
Extreme PSI Timing Belt Tool Kit: 4G63T (DSM & EVO 1-9) *SALE*
Price: $59.00
MSRP: $95.00 (save 38%)
Ships in 24 hours
Timing Tools ►
TPP DSM Manifold Blanket Heat Shield for Stock and FP Manifolds: Mitsubishi Eclipse 90-99
TPP DSM Manifold Blanket Heat Shield for Stock and FP Manifolds: Mitsubishi Eclipse 90-99
Price: $102.60
MSRP: $108.00 (save 5%)
Ships in 24 hours
Turbocharger Shields ►
Extreme PSI Heavy Duty 6-Ply MLS 7cm Turbo to Manifold Gasket: Mitsubishi Eclipse 90-99
Extreme PSI Heavy Duty 6-Ply MLS 7cm Turbo to Manifold Gasket: Mitsubishi Eclipse 90-99
Price: $14.95
MSRP: $25.00 (save 40%)
Ships in 24 hours
Turbocharger Gaskets ►
Extreme PSI Stainless Steel Weld-on O2 Sensor Bung and Plug Set *NEW*
Extreme PSI Stainless Steel Weld-on O2 Sensor Bung and Plug Set *NEW*
Price: $5.95
MSRP: $8.99 (save 34%)
Ships in 24 hours
Wideband Sensors, Bungs and Accessories ►
Precision T & E GEN2 PT7675 CEA Ball Bearing Turbocharger : 1300 HP
Precision T & E GEN2 PT7675 CEA Ball Bearing Turbocharger : 1300 HP
Price: $2610.99
Ships in 2-3 Days
Precision T & E GEN 2 CEAŽ Ball Bearing Turbochargers ►
NGK/NTK Powerdex AFX GEN 2 Air-Fuel Ratio Monitor Kit (AFRM)
NGK/NTK Powerdex AFX GEN 2 Air-Fuel Ratio Monitor Kit (AFRM)
Price: $295.00
MSRP: $722.77 (save 59%)
Ships in 24 hours
Air Fuel Ratio Gauges ►
Buschur Racing Coil-On Plug W/ BR Spec CDi: Mitsubishi Evolution 8/9
Buschur Racing Coil-On Plug W/ BR Spec CDi: Mitsubishi Evolution 8/9
Price: $1149.00
MSRP: $1189.00 (save 3%)
Ships in 24 hours
Coil on Plug Systems ►
Extreme PSI Heavy Duty 6-Ply MLS Exhaust Gasket: 2-Bolt
Extreme PSI Heavy Duty 6-Ply MLS Exhaust Gasket: 2-Bolt
Price: $11.95
MSRP: $15.00 (save 20%)
Ships in 24 hours
Exhaust Gaskets ►
S90 Throttle Body Billet 74mm: Mitsubishi Eclipse 90-99
S90 Throttle Body Billet 74mm: Mitsubishi Eclipse 90-99
Price: $199.00
MSRP: $299.00 (save 33%)
Ships in 24 hours
+10
Bonus points
Throttle Bodies ►
GSC Power Division Billet R2 Stroker Camshafts (274/274): Mitsubishi Evolution IV-VIII
GSC Power Division Billet R2 Stroker Camshafts (274/274): Mitsubishi Evolution IV-VIII
Price: $599.25
MSRP: $705.00 (save 15%)
Ships in 24 hours
Camshafts ►
GSC Power Division Billet Stage 3 Camshafts (280/280): Mitsubishi Eclipse 4G63 90-99
GSC Power Division Billet Stage 3 Camshafts (280/280): Mitsubishi Eclipse 4G63 90-99
Price: $599.25
MSRP: $705.00 (save 15%)
Ships in 24 hours
Camshafts ►
GSC Power Division Billet R2 Stroker Camshafts (274/274): Mitsubishi Evolution 9 MIVEC
GSC Power Division Billet R2 Stroker Camshafts (274/274): Mitsubishi Evolution 9 MIVEC
Price: $616.25
MSRP: $725.00 (save 15%)
Ships in 24 hours
Camshafts ►
AEM High Flow In-Line Fuel Pump : 380 LPH
AEM High Flow In-Line Fuel Pump : 380 LPH
Price: $152.24
MSRP: $211.45 (save 28%)
Ships in 24 hours
In-Line Fuel Pumps ►
Extreme PSI -4AN Male to Female Inline Oil Restrictor .031" Orifice
Extreme PSI -4AN Male to Female Inline Oil Restrictor .031" Orifice
Price: $15.95
MSRP: $24.99 (save 36%)
Ships in 24 hours
Oil Feed Lines and Fittings ►
Precision T & E Factory Upgrade Turbocharger: Subaru WRX 2002-07 & STI 2004-2014 (525 HP)
Precision T & E Factory Upgrade Turbocharger: Subaru WRX 2002-07 & STI 2004-2014 (525 HP)
Price: $1899.99
Ships in 24 hours
+75
Bonus points
Direct Fitment Ball Bearing Turbochargers ►
Honeywell 76575-4 Hobbs Switch: Boost Activated, Boost Level Adjustable (4-7 PSI)
Honeywell 76575-4 Hobbs Switch: Boost Activated, Boost Level Adjustable (4-7 PSI)
Price: $24.95
MSRP: $29.95 (save 17%)
Ships in 24 hours
Fuel Accessories ►
Mishimoto High Pressure 1.3 Bar Radiator Cap Small (Fits most Imports)
Mishimoto High Pressure 1.3 Bar Radiator Cap Small (Fits most Imports)
Price: $18.75
MSRP: $25.00 (save 25%)
Ships in 24 hours
Radiator Caps ►
Precision T & E GEN2 PT6870 CEA Ball Bearing Turbocharger : 1100 HP
Precision T & E GEN2 PT6870 CEA Ball Bearing Turbocharger : 1100 HP
Price: $2399.99
Ships in 24 hours
+100
Bonus points
Precision T & E GEN 2 CEAŽ Ball Bearing Turbochargers ►
Mishimoto Aluminum Race Radiator: Subaru WRX 2015+ *SALE*
Mishimoto Aluminum Race Radiator: Subaru WRX 2015+ *SALE*
Price: $326.25
MSRP: $435.00 (save 25%)
Ships in 24 hours
+20
Bonus points
Radiators ►
Radium Engineering Oil Catch Can Kit: Mitsubishi Evolution X 2008-2015
Radium Engineering Oil Catch Can Kit: Mitsubishi Evolution X 2008-2015
Price: $189.95
MSRP: $199.95 (save 5%)
Ships in 24 hours
Oil Catch Cans ►
Radium Engineering Oil Catch Can Kit: Mitsubishi EVO VIII/IX 2003-06
Radium Engineering Oil Catch Can Kit: Mitsubishi EVO VIII/IX 2003-06
Price: $189.95
MSRP: $199.95 (save 5%)
Ships in 24 hours
Oil Catch Cans ►
ARP "Ver. 2" Stainless Steel Exhaust Manifold Stud Set (9 Studs): Mitsubishi Lancer EVO VIII & IX
ARP "Ver. 2" Stainless Steel Exhaust Manifold Stud Set (9 Studs): Mitsubishi Lancer EVO VIII & IX
Price: $105.50
MSRP: $175.83 (save 40%)
Ships in 24 hours
Engine Component Hardware ►
ARP "Ver. 2" Stainless Steel Exhaust Manifold Stud Set (9 Studs): Mitsubishi Eclipse 7-Bolt
ARP "Ver. 2" Stainless Steel Exhaust Manifold Stud Set (9 Studs): Mitsubishi Eclipse 7-Bolt
Price: $105.50
MSRP: $175.83 (save 40%)
Ships in 24 hours
Engine Component Hardware ►
Forced Performance Race Manifold: Mitsubishi EVO 4-9 *SALE*
Forced Performance Race Manifold: Mitsubishi EVO 4-9 *SALE*
Price: $325.00
Ships in 24 hours
Exhaust Headers and Manifolds ►

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Contact
Extreme PSI
1553 Winchester Road
Unit C
Bensalem, PA 19020
1-800-PSI-4502
215-244-4295
Fax: 215-244-4297
Sales: [email protected]
Tech: [email protected]
Tracking: [email protected]

Mon - Fri: 9AM - 5:00PM (EST)
Saturday: Closed
Sunday: Closed

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