1998.5-2002 Dodge 2500/3500 5.9L Cummins 24V Engine & Performance

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1998.5-2002 Dodge 2500/3500 Performance Parts and Accessories

1998.5-2002 Dodge 2500/3500 5.9L Cummins 24V Engine & Performance

Crate Engines

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Heads & Valve Train

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Rebuild Kits & Internal Parts

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Those looking to turn your 5.9L Cummins into a beast that can handle anything thrown its way, check out our Engine & Performance upgrades! When it comes to every aspect of performance, from cooling upgrades to free flow pipes and intakes, we've got your truck covered. From tuners & modules, oil pans, valve covers, and even high-performance crate engines, Alligator Performance is sure to have what you need in order to upgrade your Ram 5.9L Cummins. Whether you're looking to increase power, reliability or durability, we have you covered at Alligator Performance. Pair your new engine upgrades with our selection of top tier Turbo Upgrades! Ram Cummins Fitments: 1998, 1999, 2000, 2001, 2002 Ram 5.9L Cummins. Submodel Fitments: Tradesman, Laramie, Laramie Longhorn, Big Horn, Limited, Lone Star, Power Wagon. Some exceptions apply, please see individual product pages for specific fitments.

Tuners & Modules
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1998.5-2002 Dodge 2500/3500 5.9L Cummins 24V Engine & Performance

Crate Engines

Gaskets

Head Studs & Main Studs

Heads & Valve Train

Oil Pans

Rebuild Kits & Internal Parts

Rods

Sumps

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Edge 84130-3 Products Insight CTS3 5 Touch Screen Digital Gauge Monitor | Universal

ARP 247-6303 Rod Bolt Kit | 1989-2002 Dodge RAM 2500/3500 5.9L Cummins

ARP 247-4204 Custom Age 625+ Head Stud Kit | 1998.5-2024 Dodge RAM 2500/3500 5.9L/6.7L Cummins

ARP 247-4202 Pro Series Head Stud Kit | 1998.5-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

ARP 100-9910 Ultra-Torque Fastener Assembly Lube (10 oz) | Universal

ARP 247-5401 Main Stud Kit | 1998.5-2006 Dodge RAM 2500/3500 5.9L Cummins

Smarty S-03 Tuner | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins MADS | SMAS-03

Gator Fasteners HSK5967C Head Stud Kit | 1998.5-2025 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

Smarty S2G Touch Programmer | 1998.5-2018 Dodge RAM 2500/3500 5.9L/6.7L 2500/3500 Cummins MADS

Fleece FPE-CLNTBYPS-CR-ORING-KIT Replacement O-ring Kit for Cummins Coolant Bypass Kits | 1994-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

BD Diesel 1050201 VP44 Stealth Pump Cover Kit | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins

Mahle HS54174-2 Head Gasket Set | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins

Industrial 242B01 Killer Dowel Pin Repair Kit | 1994-2002 Dodge RAM 2500/3500 5.9L Cummins

Hamilton Cams 07-C-001 Zinc Additive Break In Lubricant for Hamilton Cam Shafts

Hamilton Cams 07-C-178/208 Cams Stage 1 Towing Camshaft | 1989-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

PPE 218034300 Head Stud Kit | 1998.5-2024 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

Gator Fasteners HSK5967C-CS Competition 625 Series Head Stud Kit | 1998.5-2024 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

Hamilton Cams 07-CC-24V178 Towing Camshaft Combo | 1989-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

Fluidampr 300002 Drill Pin Kit | 1992-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

Fluidampr 300008 Full Power Kit | 1989-2018 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

BD Diesel 1040022 Killer Frost Plug Plate | 1989-2002 RAM 2500/3500 5.9L Cummins

Fleece FPE-CLNTBYPS-HS-CRVP-SS 34.5 in Coolant Bypass Hose Stainless Steel Braided | 1998.5-2002 Dodge RAM 2500/3500 5.9L 24V Cummins

Fluidampr 960301 Internal Balance Steel Black Zinc Finish O.D. 9-3/4 inch Performance Damper | 1998-2002 Dodge RAM 2500/3500 5.9L 24V Cummins

Edge 30305 Comp Box Module | 1998.5-2000 Dodge RAM 2500/3500 5.9L 24V Cummins

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