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ACT SALE! 30% OFF MSRP ON ALL ADVANCED CLUTCH PRODUCTS WHILE SUPPLIES LAST!

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

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: $129.95
MSRP: $333.59 (save 61%)
Ships in 24 hours
In-Tank Fuel Pumps ►
Walbro / TI Automotive 535 LPH Hellcat High Performance In-Tank Fuel Pump F90000295 (NO CHECK VALVE) *SALE*
Walbro / TI Automotive 535 LPH Hellcat High Performance In-Tank Fuel Pump F90000295 (NO CHECK VALVE) *SALE*
Price: $125.99
MSRP: $333.59 (save 62%)
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: $125.00
MSRP: $220.00 (save 43%)
Ships in 24 hours
In-Tank Fuel Pumps ►
Extreme PSI Stainless Steel Fuel Line Fitting Adapter (6AN Male to M14x1.5 Female INVERTED FLARE)
Extreme PSI Stainless Steel Fuel Line Fitting Adapter (6AN Male to M14x1.5 Female INVERTED FLARE)
Price: $19.95
MSRP: $29.95 (save 33%)
Ships in 24 hours
AN to Metric Adapters ►
Forced Performance DSM Race Manifold: Mitsubishi Eclipse 1990-1999
Forced Performance DSM Race Manifold: Mitsubishi Eclipse 1990-1999
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)
Genuine "MHI" Mitsubishi TD05H "EVO III Big" 16G (49178-01470)
Price: $829.00
MSRP: $1200.00 (save 31%)
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: $899.95
MSRP: $1225.00 (save 27%)
Ships in 24 hours
Direct Fitment Journal Turbochargers ►
Fluidampr Performance Engine Damper: Mitsubishi Eclipse 1990-1999 4G63T
Fluidampr Performance Engine Damper: Mitsubishi Eclipse 1990-1999 4G63T
Price: $368.05
MSRP: $433.00 (save 15%)
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: $368.05
MSRP: $433.00 (save 15%)
Ships in 24 hours
Harmonic Dampers ►
Fluidampr Performance Engine Damper: Mitsubishi EVOLUTION X 2008-2015 4B11T
Fluidampr Performance Engine Damper: Mitsubishi EVOLUTION X 2008-2015 4B11T
Price: $419.05
MSRP: $493.00 (save 15%)
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: $156.75
MSRP: $165.00 (save 5%)
Ships in 24 hours
Oil Control Devices ►
AEM X-Series Wideband UEGO Air/Fuel Ratio Sensor Controller Gauge
AEM X-Series Wideband UEGO Air/Fuel Ratio Sensor Controller Gauge
Price: $188.52
MSRP: $209.47 (save 10%)
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: $129.00
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: $109.00
Ships in 24 hours
Engine Management Sensors ►
ACT (2100) Heavy-Duty "2100" Street Clutch Kit : Mitsubishi Eclipse Turbo 90-99
ACT (2100) 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 2-4 weeks
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: $245.00
MSRP: $324.95 (save 25%)
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: $169.00
MSRP: $238.62 (save 29%)
Ships in 24 hours
Fuel Filter Kits ►
S90 Throttle Body Billet 70mm: Mitsubishi Eclipse 90-99
S90 Throttle Body Billet 70mm: Mitsubishi Eclipse 90-99
Price: $199.95
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: $229.95
MSRP: $330.00 (save 30%)
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: $199.95
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: $229.95
MSRP: $330.00 (save 30%)
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: $79.00
MSRP: $149.00 (save 47%)
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: $1124.99
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: $114.99
MSRP: $129.99 (save 12%)
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: $114.99
MSRP: $129.99 (save 12%)
Ships in 24 hours
+5
Bonus points
MAP and Pressure Sensors ►

New Arrivals

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: $69.00
MSRP: $95.00 (save 27%)
Ships in 24 hours
Timing Tools ►
GSC Power Division Billet Stage 2 Camshafts (274/274): Mitsubishi Eclipse 4G63 90-99
GSC Power Division Billet Stage 2 Camshafts (274/274): Mitsubishi Eclipse 4G63 90-99
Price: $599.25
MSRP: $705.00 (save 15%)
Ships in 24 hours
Camshafts ►
TPP DSM Manifold Blanket Heat Shield for Stock and FP Manifolds (Carbon Black): Mitsubishi Eclipse 90-99 *NEW*
TPP DSM Manifold Blanket Heat Shield for Stock and FP Manifolds (Carbon Black): Mitsubishi Eclipse 90-99 *NEW*
Price: $99.00
MSRP: $108.00 (save 8%)
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: $2719.99
Ships in 2-3 Days
+75
Bonus points
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
Out of stock
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 ►
Genuine "MHI" Mitsubishi TD05H "EVO III Big" 16G (49178-01470)
Genuine "MHI" Mitsubishi TD05H "EVO III Big" 16G (49178-01470)
Price: $829.00
MSRP: $1200.00 (save 31%)
Ships in 24 hours
Direct Fitment Journal Turbochargers ►
S90 Throttle Body Billet 74mm: Mitsubishi Eclipse 90-99
S90 Throttle Body Billet 74mm: Mitsubishi Eclipse 90-99
Price: $199.95
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: $155.29
MSRP: $172.54 (save 10%)
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 ►
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)
Out of stock
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: $20.95
MSRP: $27.32 (save 23%)
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: $2469.99
Ships in 4-7 Days
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: $357.95
MSRP: $475.29 (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
Out of stock
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
Out of stock
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
215-244-4295
Fax: 215-244-4297
Sales: sales@extremepsi.com
Tech: info@extremepsi.com
Tracking: tracking@extremepsi.com

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

Extreme PSI Sponsored Dragster
Extreme PSI Sponsored Drag Car