Get your Cummins ISM-powered truck back on the road — compliant, efficient, and running clean. This brand-new aftermarket EGR valve is a direct-fit replacement for part numbers 4955421 and 904-5002, engineered to restore proper exhaust gas recirculation across Freightliner, International Harvester, and Kenworth heavy-duty applications.

✅ Compatibility

• Make: Freightliner, International Harvester, Kenworth
• Engine: Cummins ISM
• Models: Freightliner Columbia, Freightliner FL112, International 5500i, International 5900i, Kenworth T600A, Kenworth W900
• OEM Part Numbers: 4955421 / 904-5002

🔧 Product Highlights

• 100% Brand New Aftermarket — Not rebuilt or refurbished; full service life from the start
• Direct Drop-In Fit — No modifications required; installs like the original
• Restores Emissions Compliance — Eliminates EGR-related fault codes and failed emissions tests
• Improves Engine Performance — Resolves rough idle, power loss, and excessive fuel consumption
• Multi-Brand Coverage — One part fits Freightliner, International Harvester, and Kenworth applications
• Commercial-Grade Durability — Built for the high-cycle demands of heavy-duty fleet operations

📦 What's Included

• 1 × EGR Valve (4955421 / 904-5002)

🔑 Key Specs

• Condition: 100% New, Aftermarket
• Part Numbers: 4955421, 904-5002
• Engine: Cummins ISM
• Make: Freightliner, International Harvester, Kenworth
• Models: Columbia, FL112, 5500i, 5900i, T600A, W900
• Quantity: 1 Pc

A stuck-open EGR valve causes rough idle, power loss, and increased fuel consumption. A stuck-closed valve leads to elevated NOx emissions, failed emissions tests, and potential engine damage — a compliance and performance problem no commercial fleet can afford to ignore. Please verify your engine serial number and existing part number before ordering. Contact us for fitment confirmation if needed.