Bring your 8.1L big block back to life with genuine OEM power.

This set of 8 rebuilt OEM Delphi fuel injectors is professionally cleaned, precision-tested, and flow-matched for rock-solid reliability. Each injector is serviced to perform better than new, ensuring balanced fuel delivery across all cylinders.

• Direct fit for GM 2500 & 3500 Chevy/GMC trucks with 8.1L V8 below:
• 2001–2002 Chevy C3500, Express 3500, Silverado 2500/3500, Suburban 2500
• 2003–2006 Chevy Silverado 2500HD/3500, Suburban 2500, Avalanche 2500
• 2007 Chevy Silverado 2500HD Classic, Silverado 3500 Classic
• 2001–2002 GMC C3500, Savana 3500
• 2003–2006 GMC Sierra 2500HD/3500, Yukon XL 2500
• 2007 GMC Sierra 2500HD Classic, Sierra 3500 Classic
• OEM Delphi quality – no tuning or modification needed
• Flow matched to 2% or better for smooth idle and clean pulls
• Lifetime warranty against failures or defects

Note: Core value of $60 is already priced into this set. No extra core charges needed!

Frequently Asked Questions

Are these rebuilt or brand new?
These are genuine OEM Delphi injectors professionally rebuilt to perform at full factory specs. No knockoff junk.

Is tuning required?
Nope. These are stock replacements—bolt them in, fire it up, and go.

Is there a core on my stock injectors?
No additional charges, but you can return your stock injectors for $60 refund.