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Featured

Performance Module for 3.8L Cummins QSF Tier IV Engines - QSF3804
Performance Module for 12.0L Liebherr Tier IV engines - LBR1204
Performance Module for 2025-2026 RAM Cummins 6.7L Engines - 60270
Fuel Saver Bundle 2020-2025 6.7L Powerstroke
Fuel Saver Bundle 2023-2025 3.0L LZO Duramax

Most Popular

Performance Module for 2020-2026 6.7L Standard & High Output Powerstroke Engines - 62400
Performance Module for 2023-2026 GM 3.0L LZO Duramax Engines - 61900
Performance Module for 2.9L, 4.5L, 6.8L, 8.1L, & 9.0L John Deere Tier II, Tier III, & Tier IV Common Rail Engines - JDCR2000
Performance Module for 2024-2026 GM 6.6L L5P Duramax Engines - 61720
Performance Module for 1998-2005 3126, C7 & C9 CAT Medium Duty Engines - 51000

Latest

49-14002 Large Bore-HD 4 IN 409 Stainless Steel Cat-Back Exhaust System w/o Tip
46-71281B aFe POWER Pro Series Rear Differential Cover Black w/ Machined Fins &
46-71181B aFe POWER Pro Series Differential Cover Black w/ Machined Fins & Gear
46-71151B aFe POWER Pro Series Rear Differential Cover Black w/ Machined Fins &
46-71141B aFe POWER Pro Series Rear Differential Cover Black w/ Machined Fins &

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Featured

Performance Module for 3.8L Cummins QSF Tier IV Engines - QSF3804
Performance Module for 12.0L Liebherr Tier IV engines - LBR1204
Performance Module for 2025-2026 RAM Cummins 6.7L Engines - 60270
Fuel Saver Bundle 2020-2025 6.7L Powerstroke
Fuel Saver Bundle 2023-2025 3.0L LZO Duramax

Most Popular

Performance Module for 2020-2026 6.7L Standard & High Output Powerstroke Engines - 62400
Performance Module for 2023-2026 GM 3.0L LZO Duramax Engines - 61900
Performance Module for 2.9L, 4.5L, 6.8L, 8.1L, & 9.0L John Deere Tier II, Tier III, & Tier IV Common Rail Engines - JDCR2000
Performance Module for 2024-2026 GM 6.6L L5P Duramax Engines - 61720
Performance Module for 1998-2005 3126, C7 & C9 CAT Medium Duty Engines - 51000

Latest

49-14002 Large Bore-HD 4 IN 409 Stainless Steel Cat-Back Exhaust System w/o Tip
46-71281B aFe POWER Pro Series Rear Differential Cover Black w/ Machined Fins &
46-71181B aFe POWER Pro Series Differential Cover Black w/ Machined Fins & Gear
46-71151B aFe POWER Pro Series Rear Differential Cover Black w/ Machined Fins &
46-71141B aFe POWER Pro Series Rear Differential Cover Black w/ Machined Fins &

Contact Us
Why PSI Performance Modules?
About Us
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