GT2256LMS Turbocharger 704136-5002S for Isuzu 4HG1T NPR Truck


Heavy-duty GT2256LMS Turbocharger 704136-5002S for Isuzu 4HG1T diesel engines, designed for NPR trucks to restore boost pressure, engine power, and fuel efficiency.

$750.00

Vin / Engine Serial Number

Please provide VIN / ESN for identification of correct parts

This GT2256LMS turbocharger is manufactured to OEM specifications for Isuzu 4HG1T turbo diesel engines, commonly used in Isuzu NPR trucks. Engineered for heavy-duty performance, it provides stable boost pressure, optimized airflow, and reliable engine operation under demanding conditions.

A failing turbocharger can result in power loss, excessive smoke, reduced fuel efficiency, or engine fault codes. Replacing it with this GT2256LMS 704136-5002S turbocharger restores proper boost, improves throttle response, and ensures consistent performance. Precision-balanced components and heat-resistant materials guarantee durability and long service life.


Key Features & Benefits

  • OEM-equivalent GT2256LMS turbocharger replacement

  • Replaces 704136-5002S

  • Designed for Isuzu 4HG1T turbo diesel engines

  • Restores engine power and boost efficiency

  • Improves fuel economy and drivability

  • Precision-balanced for smooth operation

  • Heavy-duty construction for commercial trucks

  • Direct-fit design for easy installation


Engine Compatibility

  • Isuzu 4HG1T Diesel Engine


Vehicle / Equipment Applications

  • Isuzu NPR Trucks with 4HG1T engine

Frequently Asked Questions

Q1: What engine does this turbocharger fit?
A: This turbocharger fits Isuzu 4HG1T diesel engines.

Q2: Is this a direct replacement for part number 704136-5002S?
A: Yes, it is a direct-fit replacement for OEM turbocharger 704136-5002S.

Q3: What are common signs of a failing turbocharger?
A: Loss of power, excessive smoke, reduced fuel efficiency, or unusual turbo noise.

Q4: Is professional installation recommended?
A: Yes, professional installation ensures proper fitment and long-term reliability.

Q5: Is this turbo suitable for commercial truck use?
A: Yes, it is built for heavy-duty commercial trucks like the Isuzu NPR.