4-Piece Fuel Injector Set 8-97211280-1 — Direct-Fit Replacement for Isuzu 4JG1 & 4JG2 Engines | NPR, XD & TFR Trucks

Keep your Isuzu commercial truck running at peak efficiency with this complete set of four brand-new fuel injectors. Engineered as a direct OEM-equivalent replacement for the Isuzu 4JG1 and 4JG2 engines, these injectors restore precise fuel atomization and consistent combustion — so your NPR, XD, or TFR truck starts reliably, delivers full power under load, and keeps fuel costs in check on every route.

Why Choose This Injector Set?

• Complete Set of 4 — Replace all injectors together for balanced combustion, even power delivery across all cylinders, and consistent long-term reliability. No mixing old and new.
• Direct OEM-Equivalent Fit — Engineered to match Isuzu 4JG1 and 4JG2 engine specifications. Drops in without modifications for a clean, professional installation.
• 100% New Aftermarket Parts — Not rebuilt or remanufactured. Full service life from day one, built to handle the continuous demands of commercial truck operation.
• Restored Fuel Atomization — Precise spray pattern across all four cylinders recovers lost power, improves fuel economy, and eliminates black smoke caused by worn or clogged injectors.
• Wide Cross-Reference Coverage — Matches six OEM part number formats for easy verification and confident ordering, no matter how your part number is listed.

Compatible Part Numbers

8-97211280-1 | 8972112801 | 8-9721-1280-1 | 8972112800 | 8-9721-1280-0 | 8-97211280-0

Compatible Isuzu Engines & Models

Engines: Isuzu 4JG1 | Isuzu 4JG2

Trucks: Isuzu NPR | Isuzu XD | Isuzu TFR

Product Details

• Part Number: 8-97211280-1 / 8972112801
• Quantity: Set of 4 Injectors
• Condition: 100% New Aftermarket
• Compatible Brand: Isuzu
• Equipment Type: Commercial Trucks, Light-Duty Diesel Trucks

Worn injectors mean lost payload capacity, higher fuel bills, and unreliable deliveries. Restore your Isuzu truck to full working order — order the complete set today and ship fast from Fuel Parts Depot.