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Upgrade your Caterpillar engine with PAI Main Bearings. Engineered for durability and precision, these high-quality bearings ensure optimal performance and reliability under demanding conditions. Designed to meet or exceed OEM specifications, they provide a perfect fit for your Cat engine, reducing wear and extending service life. Ideal for heavy-duty applications—get yours today and keep your equipment running smoothly!
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Sale!
APPLICATIONS
- C – 15 15.2L ’04-‘11
- Replaces stock manifold 231-3462
- Most commonly used in Peterbilt & Kenworth Trucks
Please call for more information on additional applications.
BENEFITS
- Increase Fuel Mileage .2-.3 mpg
- Ceramic coating reduces heat & improves air velocity
- Lower manifold temps 300*F
- Lower EGT’s 80-100*F
- Reduce turbo lag
- No cracking, leaking or warping
- Improves gasket life
- 2-year Warranty
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Sale!
APPLICATIONS
- Replaces stock manifold 229-3567
- Most commonly used in Peterbilt & Kenworth Trucks
Please call for more information on additional applications.
BENEFITS
- Increase Fuel Mileage .2 -.3 mpg
- Ceramic Coating reduces heat and improves air velocity
- Lower manifold temps 300*F
- Lower EGT’s 80-100*F
- Reduce turbo lag
- No cracking, leaking or warping
- Improves gasket life
- 2-year Warranty
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Sale!
APPLICATIONS
- C12
- Replaces stock manifold 115-2989
- Most commonly used in Peterbilt & Kenworth Trucks
Please call for more information on additional applications.
BENEFITS
- Increase Fuel Mileage .2 -.3 mpg
- Ceramic coating reduces heat and improves air velocity
- Lower manifold temps 300*F
- Lower EGT’s 80-100*F
- Reduce turbo lag
- No cracking, leaking or warping
- Improves gasket life
- 2-year Warranty
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Sale!
APPLICATIONS
- Cat C-13 Acert KCB ’03-‘07
- Cat C-13 Acert LEE ’08-‘11
Please call for more information on additional applications.
BENEFITS
- Increase Fuel Mileage .2 -.3 mpg
- Ceramic coating reduces heat and improves air velocity
- Lower manifold temps 300*F
- Lower EGT’s 80-100*F
- Reduce turbo lag
- No cracking, leaking or warping
- Improves gasket life
- 2-year Warranty
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Sale!
APPLICATIONS
- C-13 Acert Australia
- Replaces stock manifold 231-4410
Please call for more information on additional applications.
BENEFITS
- Increase Fuel Mileage .2 -.3 mpg
- Ceramic coating reduces heat and improves air velocity
- Lower manifold temps 300*F
- Lower EGT’s 80-100*F
- Reduce turbo lag
- No cracking, leaking or warping
- Improves gasket life
- 2-year Warranty
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Sale!
APPLICATIONS
- 3406E 14.6L ’95-’98
- 3406E 15.8L ’97-99
- C-15 14.6L ’99-’04
- C-16 15.8L ’99-’02
- Australian 9NZ ’95-’04
- Replaces stock manifold 150-1914
- Replaces stock manifold 100-5694
- Most commonly used in Freightliner, Western Star, & Volvo Trucks
Please call for more information on additional applications.
BENEFITS
- Increase Fuel Mileage .2 -.3 mpg
- Ceramic coating reduces heat and improves air velocity
- Lower manifold temps 300*F
- Lower EGT’s 80-100*F
- Reduce turbo lag
- No cracking, leaking or warping
- Improves gasket life
- 2-year Warranty
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Sale!
APPLICATIONS
- Replaces stock manifold 150-1916
- Replaces stock manifold 100-5694
- Most Commonly used in Australia, older Fords, & cab overs
Please call for more information on additional applications.
BENEFITS
- Increase Fuel Mileage .2 -.3 mpg
- Ceramic coating reduces heat and improves air velocity
- Lower manifold temps 300*F
- Lower EGT’s 80-100*F
- Reduce turbo lag
- No cracking, leaking or warping
- Improves gasket life
- 2-year Warranty
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Sale!
APPLICATIONS
- Replaces stock manifold 146-9445
- Replaces stock manifold 100-5693
- 3406E 14.6L ’95-’98
- 3406E 15.8L ’97-’99
- C-15 14.6L ’99-’04
- C-16 15.8L ’99-’02
- Most commonly used in Peterbilt & Kenworth Trucks
Please call for more information on additional applications.
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Sale!
APPLICATIONS
- C – 15 15.2L ’04-‘11
- Replaces stock manifold 231-6127
- Most commonly used in aerodynamic short nosed Peterbilt & Kenworth trucks
Please call for more information on additional applications.
BENEFITS
- Increase Fuel Mileage .2 -.3 mpg
- Ceramic coating reduces heat & improves air velocity
- Lower manifold temps 300*F
- Lower EGT’s 80-100*F
- Reduce turbo lag
- No cracking, leaking or warping
- Improves gasket life
- 2-year Warranty
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The PAI Exhaust Manifold Kit, Part Number 381258, is designed to deliver robust performance and durability for your vehicle's exhaust system. Here are the key features:
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Compatibility: Specifically engineered for a range of vehicle models to ensure a perfect fit and optimal performance.
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High-Quality Materials: Constructed from premium materials to withstand high temperatures and corrosive environments typical of exhaust systems.
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Precision Engineering: Offers exact OEM fitment, ensuring no modifications are necessary for installation, thereby reducing downtime.
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Enhanced Performance: Designed to improve exhaust flow, which can lead to better engine efficiency and power output.
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Durability: Built to last, this kit includes all necessary gaskets and hardware to prevent leaks and ensure long-term reliability.
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Ease of Installation: Comes with comprehensive instructions, making it accessible for both professional mechanics and DIY enthusiasts.
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Sale!
APPLICATIONS
- ISX ’03-’07
Please call for more information.
*Previous product number: 47000
BENEFITS
- Reduce Fuel Consumption
- Increases CFM 85% over OEM
- Simple Installation, no additional parts needed
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Sale!
APPLICATIONS
- 3406B
- 3406C
- 3406E
- C 15
- C 16
- 1990-2003
BENEFITS
- Non-wastegated
- Beefed up exhaust housing
- 100% balanced cartridge for faster spool
- No core charge
- 1-year Warranty
- Journal bearings
- 78 MM Intake Wheel
- 1.32 AR Exhaust Housing
- Billet Wheel
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Sale!
APPLICATIONS
- 3406B
- 3406C
- 3406E
- C 15
- C 16
- 1990-2003
BENEFITS
- Non-wastegated
- Beefed up exhaust housing
- 100% balanced cartridge for faster spool
- No core charge
- 1-year Warranty
- Journal bearings
- 78 MM Intake Wheel
- 1.32 AR Exhaust Housing
- Billet Wheel
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Sale!
APPLICATIONS
- 3406B
- 3406C
- 3406E
- C 15
- C 16
- 1990-2003
BENEFITS
- Non-wastegated
- Beefed up exhaust housing
- 100% balanced cartridge for faster spool
- No core charge
- 1-year Warranty
- Journal bearings
- 80 MM Intake Wheel
- 1.58 AR Exhaust Housing
- Billet Wheel
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Sale!
APPLICATIONS
- 3406B
- 3406C
- 3406E
- C 15
- C 16
- 1990-2003
BENEFITS
- Non-wastegated
- Beefed up exhaust housing
- 100% balanced cartridge for faster spool
- No core charge
- 1-year Warranty
- Journal bearings
- MM Intake Wheel
- 1.48 AR Exhaust Housing
- Billet Wheel
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Sale!
APPLICATIONS
- 3406B
- 3406C
- 3406E
- C 15
- C 16
- 1990-2003
BENEFITS
- Wastegated exhaust houosing
- Beefed up exhaust housing
- 100% balanced cartridge for faster spool
- No core charge
- 1-year Warranty
- Journal bearings
- 80 MM intake Wheel
- 1.65 AR Exhaust Housing
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Sale!
APPLICATIONS
- KCB C13 Engines
Please call for more information on additional applications.
BENEFITS
- 0.3-0.5 MPG Gain
- Quicker Response
- Lower Engine Temperatures
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Sale!
APPLICATIONS
- 1997-2003
BENEFITS
- 100% balanced cartridge for faster spool
- No core charge
- 1-year Warranty
- Journal bearings
- 71 MM Intake Wheel
- Waste-gated Exhaust Housing
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Sale!
APPLICATIONS
- 1997-2004
BENEFITS
- Non-Wastegated
- 100% balanced cartridge for faster spool
- No core charge
- 1-year Warranty
- Journal bearings
- 71 MM Intake Wheel
- 1.32 AR Exhaust Housing
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Sale!
APPLICATIONS
- ISX 2250 Cummins Engine ’11-’15
- ISX 2350 Cummins Engine ’15-17′
- Cummins X15
Please call for more information on additional applications.
BENEFITS
- Direct Replacement
- .3-.5 MPG gain
- 15-25 HP Gain over stock
- 1-year Warranty
- Coated inside, no Carbon build up over time
- Can be ceramic coated on exterior giving it the chrome color
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Sale!
APPLICATIONS
- ISX 2350 Cummins Engine ’15-23′
- Cummins X15
Please call for more information on additional applications.
BENEFITS
- Direct Replacement
- .3-.5 MPG gain
- 1-year Warranty
- Coated inside, no Carbon build up over time
- Can be ceramic coated on exterior giving it the chrome color
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Sale!
APPLICATIONS
- ISX ’11-’16
Please call for more information on additional applications.
BENEFITS
- NEW, not Remanufactured
- Calibrated & Tested In-House
- Actuators Installed
- Billet Intake Wheel
- Triple Balanced up to 180,000 BPM
- Complete Install Kit
- No Core Charges
- 1-Year Warranty
- 525-600 HP
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Sale!
APPLICATIONS
- ISX ’11-’16
Please call for more information on additional applications.
BENEFITS
- NEW, not Remanufactured
- Calibrated & Tested In-House
- Actuators Installed
- Billet Intake Wheel
- Triple Balanced up to 180,000 BPM
- Complete Install Kit
- No Core Charges
- 1-Year Warranty
- 450-500 HP
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Sale!
2018-2024 Cummins X15 CM2350 & CM2450
BENEFITS
- NEW, not Remanufactured
- Calibrated & Tested In-House
- Actuators Installed
- Billet Intake Wheel
- Triple Balanced up to 180,000 BPM
- Complete Install Kit
- No Core Charges
- 1-Year Warranty
- 450-500 HP
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Sale!
- New, not remanufactured
- No core
- Actuators installed & calibrated
- Billet intake wheel
- Triple balanced up to 180,000 rpm
- 1 year warranty
- 525+ hp
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Sale!
APPLICATIONS
- ISX ’08-’10
Please call for more information on additional applications.
BENEFITS
- NEW, not Remanufactured
- Calibrated & Tested In-House
- Actuators Installed
- Billet Intake Wheel
- Triple Balanced up to 180,000 BPM
- Complete Install Kit
- No Core Charges
- 1-Year Warranty
- 525-600 HP
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Sale!
APPLICATIONS
- Direct replacement for Cummins HX60 Turbos
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Pre-Emissions ISX Cummins Engines
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1998-2003
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Sale!
APPLICATIONS
- PX8/ISC Engines ’08-’10
- Replaces OEM# 4937714
- Replaces OEM# 4932348
Please call for more information on additional applications.
BENEFITS
- Increase Fuel Mileage .2 -.3 mpg
- Ceramic coating reduces heat & improves air velocity
- Lower manifold temps 300°F
- Lower EGT’s 80-100°F
- Reduce turbo lag
- No cracking, leaking or warping
- Improves gasket life
- 2-year Warranty
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Sale!
APPLICATIONS
- ISM/M11 '94-'02
BENEFITS
- Increase Fuel Mileage .2 -.3 mpg
- Ceramic coating reduces heat and improves air velocity
- Lower manifold temps 300*F
- Lower EGT’s 80-100*F
- Reduce turbo lag
- No cracking, leaking or warping
- Improves gasket life
- 2-year Warranty