Maintaining clean exhaust begins at the Diesel Oxidation Catalyst, the first line of defense in your engine’s aftertreatment system. The OEM 5287480RX DOC for Cummins ISB 6.7L engines ensures proper conversion of pollutants, preserving the strength of downstream components and promoting smoother regeneration throughout.
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Converts Harmful Emissions Early
This DOC is precisely engineered to transform hydrocarbons and carbon monoxide into less harmful substances right at the start of the exhaust stream, reducing the strain on filters and sensors further downline. -
Supports Consistent Regeneration Cycles
By delivering cleaner exhaust flow, the DOC contributes to regulated temperatures and smooth regeneration of DPFs. This means fewer forced regens and minimal downtime for your vehicle. -
Protects Downstream Components from Damage
Cleaner exhaust protects sensitive parts like particulate filters, SCR systems, and NOx sensors—helping avoid premature wear and extending component life. -
Seamless Replacement with OEM Accuracy
Crafted to match Cummins’ original design, the OEM 5287480RX fits exactly as intended for a hassle-free installation. No guesswork means quicker service and more dependable results. -
Backed by Warranty and Streamlined Core Exchange
This DOC comes with strong warranty support, offering confidence in quality and longevity. The core return process is simplified—return your old unit and keep maintenance economical and efficient.
A durable and effective aftertreatment system starts with a well-functioning DOC. The OEM 5287480RX ensures cleaner exhaust, smoother regeneration patterns, and added protection for downstream parts. Trust Tamerx Diesel Parts to provide authentic, reliable components that keep your Cummins ISB 6.7L running cleanly and dependably for every mile.
