Maximize your diesel engine’s performance with the OTTO 4921776 ECM Engine Control Module, a premium aftermarket replacement crafted for reliable operation and precise OEM-matching fitment. This high-quality ECU computer board restores stable electronic control to your Cummins 6BT 5.9 diesel motor, offering a cost-effective alternative to genuine OEM controller units.

Maximize your engine's performance and lifespan with the OTTO QSL9 Engine Overhaul Rebuild Kit, a premium aftermarket replacement designed for exceptional durability and precise fitment. This comprehensive set of components restores full functionality to your Cummins QSL 9 engine, offering a cost-effective alternative to purchasing individual OEM parts or investing in a full engine replacement.

The OTTO 6BG1 is a fully integrated diesel engine assembly specially manufactured for excavator engine replacement and overhaul. It comes complete with all key components pre‑assembled, providing direct installation, restoring original machine power, and ensuring stable, efficient operation in harsh construction environments.

The OTTO 4HK1 is a professional complete diesel engine assembly designed as a direct replacement for the Hitachi ZX270LC-3 excavator. It includes all key internal components and comes pre-assembled, restoring your machine’s original power, responsiveness, and efficiency while minimizing downtime during engine overhaul.

The OTTO S3L2 is a professional complete engine assembly specially built as a direct replacement or repower solution for excavators and small‑to‑medium heavy machinery. It integrates all key components including cylinder block, cylinder head, crankshaft, pistons, fuel system, and lubrication system, delivering ready‑to‑install performance and restoring equipment to full working capacity.

Maximize your Komatsu excavator’s fuel efficiency with the OTTO Common Rail Fuel Injector (P/N: 6754-11-3011 / 6754113011), a premium aftermarket replacement designed for durability and precise fitment. This high-quality component restores reliable fuel delivery to your heavy equipment’s engine, offering a cost-effective alternative to OEM parts while boosting combustion efficiency.

Maximize your excavator engine’s performance with the OTTO Excavator Accessories Turbocharger (P/N: 6506-22-5030), a premium aftermarket replacement designed for durability and precise fitment. This high-quality turbocharger restores reliable power and efficiency to your KOMATSU equipment, offering a cost-effective alternative to OEM spare parts.

Maximize your excavator's efficiency with the OTTO Hydraulic Pump (P/N: 708-1U-00111), a premium aftermarket replacement designed for durability and precise fitment. This high-quality component restores reliable hydraulic power to your heavy equipment, offering a cost-effective alternative to OEM parts

Maximize your heavy equipment’s performance with the OTTO Connecting Rod Assembly (P/N: 224-3245), a premium aftermarket replacement engineered for durability and precision fitment for C15 engines. This high-quality component restores reliable mechanical power to your excavator, offering a cost-effective alternative to OEM parts.

This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty

This used for EXCAVATOR,Original new and china could offer and With 3-12 months warranty